Welcome to our breakdown of the 21 best L'Oreal Serioxyl Advanced Denser Hair Serum dupes and alternatives.
Looking for dupes for a different product? You can use our Dupe Finder to search for them!
If you'd like to see the all of the L'Oreal dupes that we've found, check out our best L'Oreal dupes guide.
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!
Sachajuan's Shine Serum is the dupe with the most similar ingredients. Our matching methodology puts it at an 50% ingredient match!
Our community frequently compares this product with Kérastase's Genesis Anti Hair-Fall Fortifying Serum. Our matching algorithm puts it at an 55% overall match!
- Sachajuan Shine Serum 1
- Kérastase Symbiose Sérum Nuit Intensif 2
- Kenra Platinum Color Charge Spray Serum 3
- Kérastase Genesis Homme Anti Hair-Fall Fortifying Serum 4
- Paul Mitchell Super Skinny Serum 5
- TRESemmé Keratin Smooth Weightless Silk Serum 6
- Davines OI Liquid Luster 7
- Sebastian Professional Penetraitt Overnight Repair Serum 8
- Nioxin Night Density Rescue Intensive Treatment 9
- ISANA Haarserum 10
- Garnier Hair Filler Hyaluronic Moisture Repair Serum 11
- Schwarzkopf Professional Osis+ Glow Frizz Control & Shine Serum 12
- Saphira Healing Repair Mineral Drop 13
- Kérastase Genesis Fortifying Serum 14
- L'Oréal Professionnel Keratin Alpha Sleek Mirror Serum 15
- Kérastase Genesis Anti Hair-Fall Fortifying Serum 16
- Kérastase Genesis Homme Anti Hair-Fall Fortifying Serum 17
- Mon Platin Black Caviar Total Repair Serum 18
- Garnier Hair Filler Strength Repair Serum 19
- L'Oréal Professionnel Liss Unlimited Serum 20
- Biolage Full Rescue Invigorating Serum 21
Overview
What it is
Hair serum with 12 ingredients
Cool Features
It is fungal acne (malassezia) safe and reef safe
Suited For
It has ingredients that are good for anti aging, brightening skin and sensitive skin
Free From
It doesn't contain any oils, parabens, silicones or sulfates
Sachajuan Shine Serum
68% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 7 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $2.01 more expensive than the original product.
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 Symbiose Sérum Nuit Intensif
67% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 9 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 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!
Kenra Platinum Color Charge Spray Serum
63% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. 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.
Both products are also reef safe.
Price Comparison
This dupe is $14.99 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!
Kérastase Genesis Homme Anti Hair-Fall Fortifying Serum
59% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. 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!
Paul Mitchell Super Skinny Serum
59% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain common allergens and fragrances.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $17.00 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!
L'Oreal Serioxyl Advanced Denser Hair Serum
59% match
with the ingredients and function of TRESemmé Keratin Smooth Weightless Silk Serum
Dupe Explained
These products are both hair serums that contain. 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 and fragrances.
Both products are also reef safe.
Price Comparison
This dupe is $33.01 more expensive than the original product.
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 Liquid Luster
59% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $17.01 more expensive than the original product.
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!
Sebastian Professional Penetraitt Overnight Repair Serum
58% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 8 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 anti aging, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $2.01 more expensive than the original product.
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!
Nioxin Night Density Rescue Intensive Treatment
58% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 7 ingredients in common.
They both do not contain any parabens, silicones or sulfates. They both contain harsh alcohols, common allergens and fragrances.
Both products are also reef safe.
Price Comparison
This dupe is $10.01 more expensive than the original product.
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!
ISANA Haarserum
58% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. 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 anti aging, sensitive skin and dark spots.
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!
Garnier Hair Filler Hyaluronic Moisture Repair Serum
57% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. 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 and fragrances.
Both products are also reef safe.
Price Comparison
This dupe is $33.79 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!
Schwarzkopf Professional Osis+ Glow Frizz Control & Shine Serum
56% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens or silicones. They both contain harsh alcohols, common allergens and fragrances.
Both products are also reef safe.
Price Comparison
This dupe is $17.99 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!
Saphira Healing Repair Mineral Drop
56% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain common allergens and fragrances.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $14.01 more expensive than the original product.
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 Serioxyl Advanced Denser Hair Serum
56% match
with the ingredients and function of Kérastase Genesis Fortifying Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 9 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, sensitive skin and dark spots.
Both products are also reef safe.
Price Comparison
This dupe is $22.39 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'Oréal Professionnel Keratin Alpha Sleek Mirror Serum
56% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 4 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain common allergens and fragrances.
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!
Kérastase Genesis Anti Hair-Fall Fortifying Serum
55% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 9 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, sensitive skin and dark spots.
Both products are also reef safe.
Price Comparison
This dupe is $24.01 more expensive than the original product.
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 Homme Anti Hair-Fall Fortifying Serum
55% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens, silicones or sulfates. 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!
Mon Platin Black Caviar Total Repair Serum
55% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 ingredients in common.
They both do not contain any parabens or sulfates. They both contain common allergens and fragrances.
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!
Garnier Hair Filler Strength Repair Serum
54% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. 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 brightening skin.
Both products are also reef safe.
Price Comparison
This dupe is $31.99 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 Serioxyl Advanced Denser Hair Serum
54% match
with the ingredients and function of L'Oréal Professionnel Liss Unlimited Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 6 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, brightening skin and sensitive skin.
Both products are also reef safe.
Price Comparison
This dupe is $1.99 more expensive than the original product.
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!
Biolage Full Rescue Invigorating Serum
54% match
with the ingredients and function of L'Oreal Serioxyl Advanced Denser Hair Serum
Dupe Explained
These products are both hair serums that contain. They've got a total of 8 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, sensitive skin and dark spots.
Both products are also reef safe.
Price Comparison
This dupe is $3.99 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!
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