Sephora Collection Hair Density Strengthening And Densifying Serum

Dupes for Hair Density Strengthening And Densifying Serum by Sephora Collection

Last updated on March 19, 2026

Welcome to our breakdown of the 31 best Sephora Collection Hair Density Strengthening And Densifying Serum dupes and alternatives.

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If you'd like to see the all of the Sephora Collection dupes that we've found, check out our best Sephora Collection 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!

Hairlust Instant Relief Scalp Spray
Most Similar Ingredients

Hairlust's Instant Relief Scalp Spray is the dupe with the most similar ingredients. Our matching methodology puts it at an 44% ingredient match!

CHOSEN Night Owl Melatonin Scalp Lotion
Most Liked

Of all of the dupes for this product, CHOSEN's Night Owl Melatonin Scalp Lotion is the most liked by our community. Our matching algorithm puts it at an 61% overall match!

Overview

What it is

Scalp treatment with 17 ingredients

Cool Features

It is vegan, fungal acne (malassezia) safe, and reef safe

Suited For

It has ingredients that are good for dry skin and scar healing

Free From

It doesn't contain any harsh alcohols, oils, parabens, silicones or sulfates

Dupe #1

Hairlust Instant Relief Scalp Spray

62% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

69% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain 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!

Dupe #1

Sephora Collection Hair Density Strengthening And Densifying Serum

61% match

with the ingredients and function of Curlsmith Scalp Stimulating Booster

65% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain 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!

Dupe #2

Sephora Collection Hair Density Strengthening And Densifying Serum

61% match

with the ingredients and function of CHOSEN Night Owl Melatonin Scalp Lotion

63% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 5 ingredients in common.

They both do not contain any oils, parabens, silicones or sulfates.

They're both likely to be good for dry 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!

Dupe #7

Sephora Collection Hair Density Strengthening And Densifying Serum

61% match

with the ingredients and function of Hjärtligt Scalp Treatment Gel Unscented

61% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates.

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!

Dupe #8

Sephora Collection Hair Density Strengthening And Densifying Serum

61% match

with the ingredients and function of Hjärtligt Hårbottengel

61% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates.

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!

Dupe #2

Hairlust Grow Perfect Thickening Spray

61% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

56% Attribute Match
49% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 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!

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Dupe #3

Design Essentials Scalp Cleansing Serum

61% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

92% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain 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.

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!

Dupe #1

Sephora Collection Hair Density Strengthening And Densifying Serum

61% match

with the ingredients and function of Alpha-H Healthy Scalp Exfoliating Treatment

64% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 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!

Dupe #4

Hair Gain Scalp Foam

60% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

82% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain common allergens and fragrances.

They're both likely to be good for dry 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!

Dupe #5

Hjärtligt Hårpeeling

60% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

65% Attribute Match
41% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates.

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!

Dupe #6

Jupiter Daily Hydration Renewing Scalp Moisturizer

60% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

70% Attribute Match
41% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 scar healing.

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!

Dupe #7

Prose Custom Scalp Serum

59% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

43% Attribute Match
51% Ingredient Match

Dupe Explained

These products are both scalp treatments 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'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!

Dupe #6

Sephora Collection Hair Density Strengthening And Densifying Serum

59% match

with the ingredients and function of Design Essentials Scalp Care Anti-Itch And Tension Relief

82% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain common allergens and fragrances.

They're both likely to be good for dry 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!

Dupe #8

BondiBoost Procapil Scalp Tonic

59% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

62% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, parabens or sulfates. They both contain common allergens and fragrances.

They're both likely to be good for dry 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!

Don't miss the latest dupes
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Dupe #3

Sephora Collection Hair Density Strengthening And Densifying Serum

59% match

with the ingredients and function of Hairitage Need To Have It Scalp Density Serum

74% Attribute Match
38% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain common allergens and fragrances.

They're both likely to be good for dry 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!

Dupe #4

Sephora Collection Hair Density Strengthening And Densifying Serum

58% match

with the ingredients and function of Dove Hair Tonic Spray Perawatan Rambut Rontok

82% Attribute Match
35% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 5 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 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!

Dupe #5

Sephora Collection Hair Density Strengthening And Densifying Serum

57% match

with the ingredients and function of OurX Scalp Serum

54% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain 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!

Dupe #9

Renpure Tea Tree & Rosemary Refresh & Rebalance Scalp Serum

57% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

62% Attribute Match
40% Ingredient Match

Dupe Explained

These products are both scalp treatments 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 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.

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!

Dupe #10

Umberto Giannini Grow Tonic Transformative Treatment

56% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

65% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. 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 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!

Dupe #11

Sisley Paris Revitalizing Fortifying Serum For The Scalp

55% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

52% Attribute Match
41% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 11 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 dry 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!

Dupe #12

Aavrani Hair Density Boosting Treatment

54% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

49% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates. They both contain common allergens and fragrances.

They're both likely to be good for dry skin and scar healing.

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!

Dupe #13

Isima Iconic Densifying Scalp Serum

54% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

47% Attribute Match
40% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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're both likely to be good for 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!

Dupe #14

The Rootist Clarify Purifier Balancing Serum For Oily Scalp

53% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

48% Attribute Match
38% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 common allergens and fragrances.

They're both likely to be good for dry skin and scar healing.

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!

Dupe #15

Neboa Trichological Care Normalizujący Peeling Kwasowy

53% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

47% Attribute Match
39% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 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!

Dupe #14

Sephora Collection Hair Density Strengthening And Densifying Serum

53% match

with the ingredients and function of BondiBoost Intensive Spray Vaporisateur

49% Attribute Match
38% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 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!

Dupe #21

Sephora Collection Hair Density Strengthening And Densifying Serum

53% match

with the ingredients and function of Kreyòl Essence SOS Spot Treatment

49% Attribute Match
37% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 10 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 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!

Don't miss the latest dupes
Build your routine, discover dupes, and more by joining our community
Dupe #16

Kreyòl Essence Save Our Scalp Serum (S.O.S Hair Serum)

52% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

49% Attribute Match
35% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 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.

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!

Dupe #11

Sephora Collection Hair Density Strengthening And Densifying Serum

52% match

with the ingredients and function of Alterra Naturkosmetik Kopfhaut Elixir Bio-Hafer

49% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments that contain. They've got a total of 4 ingredients in common.

They both do not contain any harsh alcohols, oils, parabens, silicones or sulfates.

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!

Dupe #17

BondiBoost HG Lock Drops Daily Scalp Serum

52% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

47% Attribute Match
41% Ingredient Match

Dupe Explained

These products are both vegan scalp treatments 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 common allergens and fragrances.

They're both likely to be good for dry 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!

Dupe #18

REDKEN Acidic Grow Full System Scalp & Hair Serum

52% match

with the ingredients and function of Sephora Collection Hair Density Strengthening And Densifying Serum

54% Attribute Match
36% Ingredient Match

Dupe Explained

These products are both scalp treatments that contain. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain 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.

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!

Dupe #22

Sephora Collection Hair Density Strengthening And Densifying Serum

51% match

with the ingredients and function of Biolage Hydra Source Moisture Method Scalp + Hair Serum

43% Attribute Match
37% Ingredient Match

Dupe Explained

These products are both scalp treatments 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 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!

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