SuppRankedTop 10 b7 (biotin) brands on Amazon (estimated revenue)
Ranked by estimated monthly revenue from Amazon's B7 (Biotin) Best Sellers top 100. Updated October 15, 2026.
WEEM is the top-selling b7 (biotin) brand on Amazon by estimated revenue, at about $3.3M/mo from 1 product in the B7 (Biotin) Best Sellers top 100. That is about 37% more than #2 MaryRuth's (~$2.4M/mo). The list is tightly concentrated: the top 3 brands take about 58% of its estimated sales and the top 10 about 79%, spread across 50 brands in total. About 32% of the products are gummies. All figures are modeled estimates, not Amazon data.
| # | Brand | Est. revenue/mo |
|---|---|---|
| 1 | WEEM24% share · best #1 | $3.3M |
| 2 | MaryRuth's17% share · best #8 | $2.4M |
| 3 | Nature's Bounty17% share · best #2 | $2.4M |
| 4 | Nature Made5% share · best #9 | $740K |
| 5 | Force Factor4% share · best #34 | $515K |
| 6 | Pure Encapsulations3% share · best #36 | $471K |
| 7 | Olly2% share · best #7 | $342K |
| 8 | Vitalyra2% share · best #33 | $314K |
| 9 | Sports Research2% share · best #5 | $299K |
| 10 | Moerie2% share · best #95 | $252K |
The top 10, brand by brand
1. WEEM
~$3.3M/mo est. revenue (24% of this list) and ~95K units/mo from 1 product; best position #1. Its highest-ranked product here is WEEM Hair Skin and Nails Gummies - Supports Healthy Hair - Vegan biotin… at #1. Overall it ranks #97 of 3,479 brands.
2. MaryRuth's
~$2.4M/mo est. revenue (17% of this list) and ~60K units/mo from 5 products; best position #8. Its highest-ranked product here is MARYRUTH'S Daily Liquid Hair Formula, Thicker, Stronger Hair in Women, 16oz… at #8. Overall it ranks #14 of 3,479 brands.
3. Nature's Bounty
~$2.4M/mo est. revenue (17% of this list) and ~202K units/mo from 15 products; best position #2. Its highest-ranked product here is Nature's Bounty Biotin Hair Skin and Nails Vitamins, 120 Softgels | Supports… at #2. Overall it ranks #5 of 3,479 brands.
4. Nature Made
~$740K/mo est. revenue (5% of this list) and ~39.9K units/mo from 7 products; best position #9. Its highest-ranked product here is Nature Made Hair Growth Softgels, 30 Softgels | Clinically Studied Lustriva +… at #9. Overall it ranks #3 of 3,479 brands.
5. Force Factor
~$515K/mo est. revenue (4% of this list) and ~9K units/mo from 2 products; best position #34. Its highest-ranked product here is Force Factor Hair Growth Accelerator Pro with Clinically Studied Lustriva… at #34. Overall it ranks #35 of 3,479 brands.
6. Pure Encapsulations
~$471K/mo est. revenue (3% of this list) and ~11.6K units/mo from 3 products; best position #36. Its highest-ranked product here is Pure Encapsulations Hair/Skin/Nails Ultra, 60 Capsules | Supplement for… at #36. Overall it ranks #4 of 3,479 brands.
7. Olly
~$342K/mo est. revenue (2% of this list) and ~25K units/mo from 3 products; best position #7. Its highest-ranked product here is OLLY Hair Skin and Nails Gummies, Undeniable Beauty, Biotin - 60 Count | Beauty… at #7. Overall it ranks #16 of 3,479 brands.
8. Vitalyra
~$314K/mo est. revenue (2% of this list) and ~7K units/mo from 2 products; best position #33. Its highest-ranked product here is Vitalyra Biotin & B-Complex Hair Vitamins - Hair, Skin & Nails Supplement… at #33. Overall it ranks #419 of 3,479 brands.
9. Sports Research
~$299K/mo est. revenue (2% of this list) and ~15K units/mo from 1 product; best position #5. Its highest-ranked product here is Sports Research® Biotin 10,000mcg w/Coconut Oil, 120 Count Plantgels™ | Max… at #5. Overall it ranks #10 of 3,479 brands.
10. Moerie
~$252K/mo est. revenue (2% of this list) and ~2.2K units/mo from 1 product; best position #95. Its highest-ranked product here is Moerie Ultimate Hair Boost Supplements for Women & Men - Hair, Skin, Nails… at #95. Overall it ranks #1224 of 3,479 brands.
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Full B7 (Biotin) ranking
All 50 brands in the list, ordered by rank strength, plus the top 10 products.
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