Welcome to our complete breakdown of the top 50 Cosiq dupes and alternatives that we've found.
If you're searching for dupes of a specific Cosiq product, you can use our Dupe Finder to search for them!
We use hundreds of science-backed factors to find you the best dupes.
Learn more about our dupe methodology
Our Roundup
Here's a quick roundup of our findings. Continue reading for the full breakdown!
The Ordinary's Ethylated Ascorbic Acid 15% Solution is the dupe with the most similar ingredients. Our matching methodology puts it at an 100% ingredient match to Cosiq's Vitamin C-23% Face Serum!
Of all of the dupes for this product, The Ordinary's Natural Moisturizing Factors + Beta Glucan is the most liked by our community. Our matching algorithm puts it at an 72% overall match with Cosiq's Vitamin C-23% Face Serum!
- The Ordinary Ethylated Ascorbic Acid 15% Solution 1
- Hylamide Booster C25 2
- Niod Ethylated L-Ascorbic Acid 30% Network (Elan) 3
- NeutraGlow 10% Niacinamide Booster 4
- NeutraGlow 10% Niacinamide Booster 5
- FaceTheory Regena C30 Pro Vitamin C Serum 6
- Bio Code Tranexamic Acid & Vitamin C Serum 7
- Dropology Hyaluronic Acid 2% + Vit. B5 8
- Dropology Hyaluronic Acid 2% + Vit. B5 9
- Olim Naturals Caffeine 5% + EGCG Serum 10
- Primark 10% Vitamin C Booster Serum 11
- The Ordinary Natural Moisturizing Factors + Beta Glucan 12
- Nobody's Nobody Multi Tasking 5 In 1 Serum 13
- Nobody's Nobody Multi Tasking 5 In 1 Serum 14
- FaceTheory Regena C20 Vitamin C Serum 15
- FaceTheory Glow-C Vitamin C 20% Serum 16
- The Skin Collection Niacinamide 10% + NAG 8% Serum 17
- The Skin Collection Niacinamide 10% + NAG 8% Serum 18
- FaceTheory Porebright Niacinamide 20% Refining Serum 19
- By Nature Cica + 10% Niacinamide + Willow Bark Calming Serum 20
- Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid 21
- Selfie Project #StopSpots Anti Acne Clinique Hero 22
- OXX Cosmetics Boost Serum 23
- Timeless Skin Care CoEnzyme Q10 Serum 24
- Wishcare Super Bright Vitamin C16 Serum 25
- Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid 26
- OXX Cosmetics Boost Serum 27
- Crunchi Goldenlight Multi-Peptide Facial Serum 28
- FaceTheory Porebright Serum N20 Pro S4 PRO 29
- Timeless Skin Care CoEnzyme Q10 Serum 30
- Revolution Beauty 4X Hyaluronic Acid Serum 31
- Dermanat Serum Niacinamida (Niacinamide Serum) 32
- Revolution Beauty 4X Hyaluronic Acid Serum 33
- FaceTheory Porebright Serum N20 Pro S4 PRO 34
- Crunchi Goldenlight Multi-Peptide Facial Serum 35
- FaceTheory Porebright Niacinamide 20% Refining Serum 36
- Selfie Project #StopSpots Anti Acne Clinique Hero 37
- By Nature Cica + 10% Niacinamide + Willow Bark Calming Serum 38
- Dermanat Serum Niacinamida (Niacinamide Serum) 39
- Timeless Skin Care Matrixyl 3000 Serum 40
- Boozyshop Ferulic Acid Spot & Pigmentation Serum 41
- Timeless Skin Care Matrixyl 3000 Serum 42
- Anko 3% Niacinamide Serum 43
- Cellexia Cellular Renewal Cream 44
- Now Solutions Vitamin C & Ferulic Acid Serum 45
- Anko 3% Niacinamide Serum 46
- Ulta Hydra Burst Face Serum 47
- Ulta Hydra Burst Face Serum 48
- Nacomi Next level Niacinamide 15% Serum 49
- Herba Derm Leke Karşıtı C Vitamini Super Serum 50
The Ordinary Ethylated Ascorbic Acid 15% Solution
100% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Hylamide Booster C25
85% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Niod Ethylated L-Ascorbic Acid 30% Network (Elan)
85% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
NeutraGlow 10% Niacinamide Booster
79% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 9 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
NeutraGlow 10% Niacinamide Booster
79% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 9 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Regena C30 Pro Vitamin C Serum
79% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Bio Code Tranexamic Acid & Vitamin C Serum
76% match
with the ingredients and function of Cosiq Vitamin CEF-10% Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Cosiq Vitamin B3-10% Niacinamide Face Serum
76% match
with the ingredients and function of Dropology Hyaluronic Acid 2% + Vit. B5
Dupe Explained
These products are both vegan serums that contain hyaluronic acid. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Dropology Hyaluronic Acid 2% + Vit. B5
76% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan serums that contain hyaluronic acid. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Olim Naturals Caffeine 5% + EGCG Serum
72% match
with the ingredients and function of Cosiq Vitamin CEF-10% Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Cosiq Vitamin C-23% Face Serum
72% match
with the ingredients and function of Primark 10% Vitamin C Booster Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.
They're both likely to be good for dry skin, brightening skin, reducing pores, scar healing and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Cosiq Airgel NMF 15% Moisturiser
72% match
with the ingredients and function of The Ordinary Natural Moisturizing Factors + Beta Glucan
Dupe Explained
These products are both cruelty-free general moisturizers that contain hyaluronic acid and Vitamin E. They've got a total of 20 ingredients in common.
They both do not contain any harsh alcohols, fragrances, oils, parabens, silicones or sulfates.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, scar healing and better texture.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Nobody's Nobody Multi Tasking 5 In 1 Serum
71% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid, niacinamide, peptides and Vitamin E. They've got a total of 7 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Nobody's Nobody Multi Tasking 5 In 1 Serum
71% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid, niacinamide, peptides and Vitamin E. They've got a total of 7 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Regena C20 Vitamin C Serum
71% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Glow-C Vitamin C 20% Serum
71% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.
They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
The Skin Collection Niacinamide 10% + NAG 8% Serum
70% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
The Skin Collection Niacinamide 10% + NAG 8% Serum
70% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Porebright Niacinamide 20% Refining Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
By Nature Cica + 10% Niacinamide + Willow Bark Calming Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Selfie Project #StopSpots Anti Acne Clinique Hero
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
OXX Cosmetics Boost Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Timeless Skin Care CoEnzyme Q10 Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, peptides and Vitamin E. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, scar healing and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Wishcare Super Bright Vitamin C16 Serum
69% match
with the ingredients and function of Cosiq Vitamin CEF-10% Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
OXX Cosmetics Boost Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Crunchi Goldenlight Multi-Peptide Facial Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid, niacinamide and peptides. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Porebright Serum N20 Pro S4 PRO
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Timeless Skin Care CoEnzyme Q10 Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, peptides and Vitamin E. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, scar healing and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Revolution Beauty 4X Hyaluronic Acid Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Dermanat Serum Niacinamida (Niacinamide Serum)
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Revolution Beauty 4X Hyaluronic Acid Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Porebright Serum N20 Pro S4 PRO
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Crunchi Goldenlight Multi-Peptide Facial Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid, niacinamide and peptides. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
FaceTheory Porebright Niacinamide 20% Refining Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Selfie Project #StopSpots Anti Acne Clinique Hero
69% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
By Nature Cica + 10% Niacinamide + Willow Bark Calming Serum
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain common allergens and fragrances.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Dermanat Serum Niacinamida (Niacinamide Serum)
69% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Timeless Skin Care Matrixyl 3000 Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and peptides. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin and scar healing.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Boozyshop Ferulic Acid Spot & Pigmentation Serum
68% match
with the ingredients and function of Cosiq Vitamin CEF-10% Face Serum
Dupe Explained
These products are both cruelty-free serums that contain niacinamide and Vitamin C. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Timeless Skin Care Matrixyl 3000 Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan and cruelty-free serums that contain hyaluronic acid and peptides. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin and scar healing.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Anko 3% Niacinamide Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Cosiq CPM 2% Moisturiser With Ceramides + Peptides
68% match
with the ingredients and function of Cellexia Cellular Renewal Cream
Dupe Explained
These products are both cruelty-free general moisturizers that contain ceramides and Vitamin E. They've got a total of 14 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin and scar healing.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Now Solutions Vitamin C & Ferulic Acid Serum
68% match
with the ingredients and function of Cosiq Vitamin CEF-10% Face Serum
Dupe Explained
These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Anko 3% Niacinamide Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 5 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Ulta Hydra Burst Face Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-5% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, niacinamide, peptides and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Ulta Hydra Burst Face Serum
68% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid, niacinamide, peptides and Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Nacomi Next level Niacinamide 15% Serum
67% match
with the ingredients and function of Cosiq Vitamin B3-10% Niacinamide Face Serum
Dupe Explained
These products are both cruelty-free serums that contain hyaluronic acid and niacinamide. They've got a total of 9 ingredients in common.
They both do not contain any oils, parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Herba Derm Leke Karşıtı C Vitamini Super Serum
67% match
with the ingredients and function of Cosiq Vitamin C-23% Face Serum
Dupe Explained
These products are both cruelty-free serums that contain Vitamin C. They've got a total of 1 ingredient in common.
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, reducing pores and better texture.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
We're dedicated to providing you with the most up-to-date and science-backed ingredient info out there.
The data we've presented on this page has been verified by a member of the SkinSort Team.
Read more about us
