Biotin
FailShoppers spend an estimated $5K a year here, so Biotin is a Fail.
- Flapen Score
- 48 / 100Top 6% of 198 Health, Household and Personal Care niches · +11 vs the category median of 3748
- Market size
- $5K/yr4K searches / yr
- 90-day growth
- +12.0%search demand this quarter
- Competition
- 52%top-5 click share · 10 brands · 18 sellers
Flapen Score
Biotin against its category
The dotted line is the Health, Household and Personal Care average. Past it, Biotin is stronger. Inside it, weaker.
Market
The Biotin market on Amazon at a glance
Shoppers on Amazon Singapore searched for Biotin 4K times last year and spent an estimated $5K. The top 5 brands take 71% of clicks. Flapen scores it 48 out of 100, a Fail.
01 · Demand
An estimated 4.8% of those searches ended in a purchase.
Shoppers searched for this 4K times in the last 12 months. That counts every search on Amazon Singapore for this niche's terms. An estimated 4.8% of those searches ended in a purchase. Searches in the last 90 days moved +12.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $5K a year.
- Searches, last 12 months
- 4K
- Growth, 90 days vs prior 90
- +12.0%
- Conversion, latest week
- 4.8%
- Market size, estimated
- $5Ka year
- Peak month
- November1.5× the quietest month
- Top search term
- biotin3K searches a year
02 · Price
A sale here is worth $23.15.
Listings sell for $23.15 on average, from $8.52 to $42.76. Amazon reports units sold in ranges. This niche sold 250 to 500 a year. The average listing sells 0 to 100 of them. At $23.15 that is $0 to $2K a year per listing.
- Average price
- $23.15inside the $15 to $100 sweet spot
- Price range
- $8.52–$42.76
- Amazon Singapore median price
- $30.00across 1,590 niches
- Units sold a year
- 250–500
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 0.0%of orders · Amazon Singapore median 0.0%
03 · Entry bar
The bar here is reviews.
21% of listings pay for placement with sponsored ads. 79% ship with Prime. On an average day, 7.4% of listings are out of stock. The average listing ranks #453 within Health, Household and Personal Care. It carries 9,765 reviews at 4.64 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 21%
- Prime listings
- 79%
- Out of stock, average day
- 7.4%
- Average rank
- #453in Health, Household and Personal Care
- Average rating
- 4.64 starsAmazon Singapore average 4.47 stars
- Average reviews
- 9,765per listing
- Listings tracked
- 14
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 110 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 110 months
Products
Top Biotin 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 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Now Foods Biotin Extra Strength 10mg Veg Capsules 120ct
- Price
- $20.05
- Rating
- 4.7/5
- Reviews
- 5,657
- Age
- 13y ago

Swanson Biotin 5 000 mcg 100 Vegan Caps Nourish Hair Skin Nails Energy Production Easy-to Swallow
- Price
- $9.08
- Rating
- 4.5/5
- Reviews
- 297
- Age
- 13y ago

Carlyle Biotin 10000mcg | 500 Fast Dissolve Tablets | Max Strength | Vegetarian Non-GMO Gluten Free Supplement | by
- Price
- $28.15
- Rating
- 4.7/5
- Reviews
- 15,132
- Age
- 4y ago

Biotin (10 000mcg) with Organic Coconut Oil | May Help Support Healthy Hair Skin & Nails | Non-GMO Verified & Vegan Certified (120 Veggie-Softgels)
- Price
- $35.10
- Rating
- 4.6/5
- Reviews
- 39,405
- Age
- 11y ago

Swanson Biotin - High Potency 10 000 mcg 60 Sgels Hair Skin Nails Boost Energy Levels
- Price
- $14.45
- Rating
- 4.6/5
- Reviews
- 130
- Age
- 10y ago
Trending
estimated 90-day click momentum
vitafusion Extra Strength Biotin Gummy Vitamins Blueberry Flavored Biotin Vitamins for Hair Skin and Nails 100 Count
- Price
- $21.05
- Rating
- 4.7/5
- Reviews
- 19,344
- Age
- 11y ago

Swanson Biotin 5 000 mcg 100 Vegan Caps Nourish Hair Skin Nails Energy Production Easy-to Swallow
- Price
- $9.08
- Rating
- 4.5/5
- Reviews
- 297
- Age
- 13y ago

Swanson Biotin - High Potency 10 000 mcg 60 Sgels Hair Skin Nails Boost Energy Levels
- Price
- $14.45
- Rating
- 4.6/5
- Reviews
- 130
- Age
- 10y ago

Natrol Biotin Beauty Tablets Promotes Healthy Hair Skin and Nails Helps Support Energy Metabolism Helps Convert Food Into Energy Maximum Strength 10 000mcg 200Count
- Price
- $25.67
- Rating
- 4.5/5
- Reviews
- 13,572
- Age
- 7y ago

Carlyle Biotin 10000mcg | 500 Fast Dissolve Tablets | Max Strength | Vegetarian Non-GMO Gluten Free Supplement | by
- Price
- $28.15
- Rating
- 4.7/5
- Reviews
- 15,132
- Age
- 4y ago
Newest
by launch date
Carlyle Biotin 10000mcg | 500 Fast Dissolve Tablets | Max Strength | Vegetarian Non-GMO Gluten Free Supplement | by
- Price
- $28.15
- Rating
- 4.7/5
- Reviews
- 15,132
- Age
- 4y ago

Carlyle Biotin 10000mcg | 300 Softgels | Max Strength | Non-GMO Gluten Free Supplement | by
- Price
- $24.12
- Rating
- 4.7/5
- Reviews
- 15,132
- Age
- 5y ago

Natrol Biotin Beauty Tablets Promotes Healthy Hair Skin and Nails Helps Support Energy Metabolism Helps Convert Food Into Energy Maximum Strength 10 000mcg 200Count
- Price
- $25.67
- Rating
- 4.5/5
- Reviews
- 13,572
- Age
- 7y ago

Swanson Biotin - High Potency 10 000 mcg 60 Sgels Hair Skin Nails Boost Energy Levels
- Price
- $14.45
- Rating
- 4.6/5
- Reviews
- 130
- Age
- 10y ago

Natures Bounty Natures Bounty Biotin 10 000mcg Supports Healthy Hair Skin and Nails Rapid Release Softgels 120 Count (Pack of 3)
- Price
- $39.20
- Rating
- 4.7/5
- Reviews
- 5,273
- Age
- 10y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 52% of clicks. Leaders hold, but buyers still shop past them.
Brands
10 flat
Sellers
18
Est. top-5 brand share
71%
Top 20: 100%
Est. top-5 click share
52%
Top 20: 100%
Open market
22%
- Now Foods24%
- Swanson17%
- Carlyle13%
- Natrol9%
- Sports Research8%
- Nature's Bounty7%
Demand
Biotin search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Reviews and returns
What reviews say buyers love and hate about Biotin
We read the reviews and the return reasons for every product selling here.
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.
1 topic
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 Biotin 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









