Welcome to our complete breakdown of the top 50 K18 Hair dupes and alternatives that we've found.
If you're searching for dupes of a specific K18 Hair 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 Unscented Company's Daily Shampoo is the dupe with the most similar ingredients. Our matching methodology puts it at an 59% ingredient match to K18 Hair's PEPTIDE PREP™ pH Maintenance Shampoo!
Our community frequently compares this product with Kérastase's Discipline Smoothing Hair Mask for Frizzy Hair. Our matching algorithm puts it at an 62% overall match to K18 Hair's PEPTIDE PREP™ pH Maintenance Shampoo!
Of all of the dupes for this product, Amika's Soulfood Nourishing Mask is the most liked by our community. Our matching algorithm puts it at an 60% overall match with K18 Hair's PEPTIDE PREP™ pH Maintenance Shampoo!
- The Unscented Company Daily Shampoo 1
- The Unscented Company Daily Shampoo 2
- Apoteket Schampo 3
- Davines Volu Shampoo 4
- Olaplex No. 4P Blonde Enhancing Toning Shampoo 5
- L'Oreal Pre-Shampoo Bond Repair Treatment 6
- Änglamark Shampoo Kids 7
- L'Oreal Pre-Shampoo Bond Repair Treatment 8
- Shu Uemura Urban Moisture Deep Hydration Treatment Mask for Dry Hair 9
- Garnier Fructis Sleek & Shine Moroccan Sleek Smoothing Oil 10
- Idun Minerals Balance & Care Shampoo 11
- Nivea Sensitive Shampoo 12
- Aussie SOS Supercharged Repair Hair Mask 13
- Pureology Strength Cure Superfoods Treatment Hair Mask 14
- Pureology Color Fanatic Multi-Tasking Deep-Conditioning Hair Mask 15
- Gisou Honey Infused Hair Mask 16
- Kérastase Genesis Strengthening Hair Mask 17
- Ljung Of Lapland Schampo Fjällbris 18
- Davines Volu Shampoo 19
- love ur self Love Ur Curls Gentle Mousturizing Shampoo 20
- IDA WARG Beauty Volume Shampoo 21
- L'Oreal Elvital Anti-Breakage Intense Repairing Mask 22
- Kérastase Discipline Smoothing Hair Mask for Frizzy Hair 23
- Miche Beauty Cleansed Moisturizing Shampoo 24
- FFREE Shampoo II 25
- Hask Tea Tree Oil & Rosemary Invigorating Shampoo 26
- X-Tra Shampoo Till Normal Hair 27
- Davines Momo Hydrating Shampoo 28
- Änglamark Shampoo Normal Hair 29
- Änglamark Shampoo Kids 30
- Davines OI Shampoo 31
- Davines Dede Shampoo 32
- Garnier Fructis Triple Nutrition Miracle Dry Oil 33
- Olaplex No. 4P Blonde Enhancing Toning Shampoo 34
- Noir Stockholm Epic Treat Deep Conditioning Treatment Mask 35
- Antonio Axu Salon Color Boosting Treatment 36
- Ljung Of Lapland Schampo Fjällbris 37
- Shea Moisture Low Porosity Weightless Hydrating Shampoo 38
- Ouai Thick Hair Shampoo 39
- Odele Clarifying Shampoo 40
- Cleure Shampoo 41
- Mielle Organics Oats And Honey Soothing Shampoo 42
- Honest Beauty Shampoo + Body wash 43
- Placent Activ Milano Hair Growth Shampoo 44
- Shea Moisture High Porosity Moisture Replenish Shampoo 45
- Mielle Organics Pomegranate & Honey Moisturizing and Detangling Shampoo 46
- Pacifica Rosemary Purify Invigorating Shampoo 47
- Keune Care Satin Oil Mask 48
- Amika Soulfood Nourishing Mask 49
- Antonio Axu Salon Color Boosting Treatment 50
The Unscented Company Daily Shampoo
72% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both vegan shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
The Unscented Company Daily Shampoo
70% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Apoteket Schampo
69% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Davines Volu Shampoo
65% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 11 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 dry skin, brightening skin and sensitive skin.
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!
Olaplex No. 4P Blonde Enhancing Toning Shampoo
65% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 9 ingredients in common.
They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $10.05 less expensive than the original product. Nice find!
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!
L'Oreal Pre-Shampoo Bond Repair Treatment
64% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain. They've got a total of 11 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 scar healing.
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!
Änglamark Shampoo Kids
64% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 7 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones.
They're both likely to be good for dry skin and brightening 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!
L'Oreal Pre-Shampoo Bond Repair Treatment
64% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain. They've got a total of 11 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 scar healing.
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!
Shu Uemura Urban Moisture Deep Hydration Treatment Mask for Dry Hair
64% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain Vitamin E. They've got a total of 10 ingredients in common.
They both do not contain any sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for anti aging, dry skin, brightening skin and scar healing.
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!
Garnier Fructis Sleek & Shine Moroccan Sleek Smoothing Oil
64% match
with the ingredients and function of K18 Hair Molecular Repair Hair Oil
Dupe Explained
These products are both cruelty-free hair oils that contain Vitamin E. They've got a total of 7 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens, fragrances and oils.
They're both likely to be good for anti aging, dry skin, brightening 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!
Idun Minerals Balance & Care Shampoo
63% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 11 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates. They both contain 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!
Nivea Sensitive Shampoo
63% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Aussie SOS Supercharged Repair Hair Mask
63% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan and cruelty-free hair masks that contain. They've got a total of 10 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin and brightening 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!
K18 Hair Leave-In Molecular Repair Hair Mask
63% match
with the ingredients and function of Pureology Strength Cure Superfoods Treatment Hair Mask
Dupe Explained
These products are both vegan and cruelty-free hair masks that contain Vitamin E. They've got a total of 10 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 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!
Pureology Color Fanatic Multi-Tasking Deep-Conditioning Hair Mask
63% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan and cruelty-free hair masks that contain Vitamin E. They've got a total of 10 ingredients in common.
They both do not contain any parabens 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 and scar healing.
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!
Gisou Honey Infused Hair Mask
63% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both cruelty-free hair masks that contain Vitamin E. They've got a total of 12 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 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!
Kérastase Genesis Strengthening Hair Mask
63% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain peptides. They've got a total of 10 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin and brightening skin.
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!
Ljung Of Lapland Schampo Fjällbris
62% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both vegan and cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain 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!
Davines Volu Shampoo
62% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 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 dry skin, brightening skin and sensitive skin.
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!
love ur self Love Ur Curls Gentle Mousturizing Shampoo
62% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin and brightening 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!
IDA WARG Beauty Volume Shampoo
62% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 ingredients in common.
They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain 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!
L'Oreal Elvital Anti-Breakage Intense Repairing Mask
62% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain. They've got a total of 10 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin and brightening 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!
Kérastase Discipline Smoothing Hair Mask for Frizzy Hair
62% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both hair masks that contain. They've got a total of 12 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for brightening skin and scar healing.
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!
Miche Beauty Cleansed Moisturizing Shampoo
61% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both vegan and cruelty-free shampoos that contain. They've got a total of 7 ingredients in common.
They both do not contain any common allergens, oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin and brightening 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!
FFREE Shampoo II
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 5 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Hask Tea Tree Oil & Rosemary Invigorating Shampoo
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 11 ingredients in common.
They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $30.73 less expensive than the original product. Nice find!
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!
X-Tra Shampoo Till Normal Hair
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 6 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones. They both contain fragrances.
They're both likely to be good for dry skin and brightening skin.
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!
Davines Momo Hydrating Shampoo
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 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 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!
Änglamark Shampoo Normal Hair
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 7 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones.
They're both likely to be good for dry skin and brightening skin.
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!
Änglamark Shampoo Kids
61% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 6 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or silicones.
They're both likely to be good for dry skin and brightening skin.
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!
Davines OI Shampoo
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 11 ingredients in common.
They both do not contain any parabens or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Davines Dede Shampoo
61% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 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 sensitive skin.
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!
Garnier Fructis Triple Nutrition Miracle Dry Oil
61% match
with the ingredients and function of K18 Hair Molecular Repair Hair Oil
Dupe Explained
These products are both cruelty-free hair oils that contain Vitamin E. They've got a total of 7 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens, fragrances and oils.
They're both likely to be good for anti aging, dry skin, brightening 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!
Olaplex No. 4P Blonde Enhancing Toning Shampoo
61% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both vegan and cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Noir Stockholm Epic Treat Deep Conditioning Treatment Mask
60% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan and cruelty-free hair masks that contain Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any parabens 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 and scar healing.
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!
Antonio Axu Salon Color Boosting Treatment
60% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan hair masks that contain. They've got a total of 9 ingredients in common.
They both do not contain any parabens. They both contain harsh alcohols, common allergens and fragrances.
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!
Ljung Of Lapland Schampo Fjällbris
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain 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!
Shea Moisture Low Porosity Weightless Hydrating Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 ingredients in common.
They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $23.01 less expensive than the original product. Nice find!
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!
Ouai Thick Hair Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain peptides. They've got a total of 12 ingredients in common.
They both do not contain any parabens or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $4.00 less expensive than the original product. Nice find!
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!
Odele Clarifying Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 7 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates. They both contain fragrances.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $24.01 less expensive than the original product. Nice find!
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!
Cleure Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 5 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates.
They're both likely to be good for dry skin and brightening skin.
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!
Mielle Organics Oats And Honey Soothing Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 10 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
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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!
Honest Beauty Shampoo + Body wash
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates. They both contain 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!
Placent Activ Milano Hair Growth Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 8 ingredients in common.
They both do not contain any oils, parabens or silicones. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Shea Moisture High Porosity Moisture Replenish Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both cruelty-free shampoos that contain. They've got a total of 10 ingredients in common.
They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $23.01 less expensive than the original product. Nice find!
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!
Mielle Organics Pomegranate & Honey Moisturizing and Detangling Shampoo
60% match
with the ingredients and function of K18 Hair Damage Shield pH Protective Shampoo
Dupe Explained
These products are both shampoos that contain. They've got a total of 9 ingredients in common.
They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $22.01 less expensive than the original product. Nice find!
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!
Pacifica Rosemary Purify Invigorating Shampoo
60% match
with the ingredients and function of K18 Hair PEPTIDE PREP™ pH Maintenance Shampoo
Dupe Explained
These products are both vegan and cruelty-free shampoos that contain. They've got a total of 7 ingredients in common.
They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain fragrances.
They're both likely to be good for dry skin, brightening skin and sensitive skin.
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!
Keune Care Satin Oil Mask
60% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both cruelty-free hair masks that contain Vitamin E. They've got a total of 10 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for anti aging, dry skin, brightening 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!
Amika Soulfood Nourishing Mask
60% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan and cruelty-free hair masks that contain Vitamin E. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin and brightening skin.
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!
Antonio Axu Salon Color Boosting Treatment
59% match
with the ingredients and function of K18 Hair Leave-In Molecular Repair Hair Mask
Dupe Explained
These products are both vegan hair masks that contain. They've got a total of 9 ingredients in common.
They both do not contain any parabens. They both contain harsh alcohols, common allergens and fragrances.
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!
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