Keratin Supplements
FailDemand is soft, at -12.6% this quarter, so Keratin Supplements is a Fail.
- Flapen Score
- 49 / 100Top 42% of 10,978 Beauty & Personal Care niches · +1 vs the category median of 4849
- Market size
- $100K/yr83K searches / yr
- 90-day growth
- -12.6%search demand this quarter
- Competition
- 63%top-5 click share · 17 brands · 591 sellers
Flapen Score
Keratin Supplements against its category
The dotted line is the Beauty & Personal Care average. Past it, Keratin Supplements is stronger. Inside it, weaker.
Market
The Keratin Supplements market on Amazon at a glance
Shoppers on Amazon United States searched for Keratin Supplements 83K times last year and spent an estimated $100K. The top 5 brands take 66% of clicks. Demand peaks in Aug. Flapen scores it 49 out of 100, a Fail.
01 · Demand
An estimated 5.5% of those searches ended in a purchase.
Shoppers searched for this 83K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 5.5% of those searches ended in a purchase. Searches in the last 90 days moved -12.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $100K a year.
- Searches, last 12 months
- 83K
- Growth, 90 days vs prior 90
- -12.6%
- Conversion, latest week
- 5.5%
- Market size, estimated
- $100Ka year
- Peak month
- August1.6× the quietest month
- Top search term
- keratin supplements51K searches a year
02 · Price
A sale here is worth $21.98.
Listings sell for $21.98 on average, from $9.07 to $84.85. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $21.98 that is $2K to $5K a year per listing.
- Average price
- $21.98inside the $15 to $100 sweet spot
- Price range
- $9.07–$84.85
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 0.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
86% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.8% of listings are out of stock. The average listing ranks #392 within Hair Loss Products. It carries 4,647 reviews at 4.50 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 100%
- Out of stock, average day
- 0.8%
- Average rank
- #392in Hair Loss Products
- Average rating
- 4.50 starsAmazon United States average 4.42 stars
- Average reviews
- 4,647per listing
- Listings tracked
- 22
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 60 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 60 months
Products
Top Keratin Supplements products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 14, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Nutricost Keratin Hydrolized Peptide Capsules - 500MG 120 Capsules (60 Servings) - Non-GMO Gluten-Free Formula
- Price
- $14.79
- Rating
- 4.5/5
- Reviews
- 230
- Age
- 2y ago

Keratin Hair Growth Vitamin (500mg per Serving 120 Pills) Keratin Hair Treatment for Men and Women (Vital Protein for Hair Skin and Nails) Vitaminas para El Cabello Vegan Safe by Double Wood
- Price
- $19.70
- Rating
- 4.5/5
- Reviews
- 1,544
- Age
- 4y ago

Vitamatic Hydrolyzed Keratin 500mg per Serving - 120 Vegetarian Capsules - Keratin Supplements for Healthy Hair Skin & Nails for Adults
- Price
- $13.50
- Rating
- 4.5/5
- Reviews
- 180
- Age
- 2y ago

Biotin | Collagen | Hyaluronic Acid | Keratin - Hair Growth & Strength Support Vitamins - Skin & Nails Supplement - Clinically Tested for Men & Women - 25000mcg Vitamins B1 B2 B3 B6 & B7 - 60 Caps
- Price
- $26.45
- Rating
- 4.5/5
- Reviews
- 18,533
- Age
- 3y ago

Swanson Keratin (from Tibetan Wool) - Natural Supplement Promoting Healthy Joints Hair Skin & Nails - Helps Nourish Healthy Connective Tissues - (60 Capsules 50mg Each)
- Price
- $10.38
- Rating
- 4.6/5
- Reviews
- 522
- Age
- 13y ago
Trending
estimated 90-day click momentum
NeoCell Biotin Collagen Keratin Supplement | 80000mcg | 60 Capsules | Beauty B-Complex | Plus Hyaluronic Acid | Hair Skin and Nails
- Price
- $12.49
- Rating
- 4.7/5
- Reviews
- 79
- Age
- 10mo ago

Biotin | Collagen | Hyaluronic Acid | Keratin - Support Normal Hair Growth Cycle Skin & Nails - Clinically Tested - 25000mcg Vitamins B1 B2 B3 B6 & B7 - for Women & Men - 120 Capsules
- Price
- $49.27
- Rating
- 4.5/5
- Reviews
- 18,533
- Age
- 1y ago

Micro Ingredients Hair Skin and Nails Vitamins for Women & Men | 400 Softgels with MCT Oil | 22-in-1 Argan Oil Hyaluronic Acid Collagen Keratin & Biotin Complex | Natural Hair Growth Support
- Price
- $21.38
- Rating
- 4.6/5
- Reviews
- 373
- Age
- 1y ago

StrongVit Biotin with Hyaluronic Acid Keratin and Collagen Supplements - 10000mcg for Hair Growth Women and Men - Hair Skin and Nails Vitamins - 60 Capsules
- Price
- $12.82
- Rating
- 4.6/5
- Reviews
- 354
- Age
- 9mo ago

VITBOOST Biotin with Hyaluronic Acid Collagen and Keratin 25000 mcg Hair Growth Vitamins for Men and Women Nails and Skin USA Made - Third Party Tested B1 B2 B3 B6 B7 Complex - 60 Capsules
- Price
- $18.79
- Rating
- 4.6/5
- Reviews
- 3,631
- Age
- 2y ago
Newest
by launch date
StrongVit Biotin with Hyaluronic Acid Keratin and Collagen Supplements - 10000mcg for Hair Growth Women and Men - Hair Skin and Nails Vitamins - 60 Capsules
- Price
- $12.82
- Rating
- 4.6/5
- Reviews
- 354
- Age
- 9mo ago

NeoCell Biotin Collagen Keratin Supplement | 80000mcg | 60 Capsules | Beauty B-Complex | Plus Hyaluronic Acid | Hair Skin and Nails
- Price
- $12.49
- Rating
- 4.7/5
- Reviews
- 79
- Age
- 10mo ago

NeoCell Biotin Complex Hair Skin & Nails | 90 Capsules | with BioActive Keratin Peptides and Alpha Lipoic Acid | Radiance-Infused Formula
- Price
- $9.96
- Rating
- 4.4/5
- Reviews
- 102
- Age
- 1y ago

Micro Ingredients Hair Skin and Nails Vitamins for Women & Men | 400 Softgels with MCT Oil | 22-in-1 Argan Oil Hyaluronic Acid Collagen Keratin & Biotin Complex | Natural Hair Growth Support
- Price
- $21.38
- Rating
- 4.6/5
- Reviews
- 373
- Age
- 1y ago

Biotin | Collagen | Hyaluronic Acid | Keratin - Support Normal Hair Growth Cycle Skin & Nails - Clinically Tested - 25000mcg Vitamins B1 B2 B3 B6 & B7 - for Women & Men - 120 Capsules
- Price
- $49.27
- Rating
- 4.5/5
- Reviews
- 18,533
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
17 rising
Sellers
591
Est. top-5 brand share
66%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 98%
Open market
28%
- Nutricost20%
- Double Wood Supplements17%
- NUTRAHARMONY11%
- Vitamatic10%
- NeoCell8%
- Swanson6%
Demand
Keratin Supplements search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug · busiest ÷ quietest = 1.6×
Search terms
Top Keratin Supplements search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- keratin supplements51K/yr
- keratin vitamins8K/yr
- keratin supplement8K/yr
- keratin pills5K/yr
- keratin supplements for hair growth5K/yr
- keratin vitamins for hair growth4K/yr
- keratin capsules3K/yr
Reviews and returns
What reviews say buyers love and hate about Keratin Supplements
We read the reviews and the return reasons for every product selling here.
“Too costly”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Keratin Supplements questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









