Top 10 diet & sports nutrition brands on Amazon (estimated revenue)
Ranked by estimated monthly revenue from Amazon's Diet & Sports Nutrition Best Sellers top 100. Updated October 15, 2026.
Optimum Nutrition is the top-selling diet & sports nutrition brand on Amazon by estimated revenue, at about $5.6M/mo from 5 products in the Diet & Sports Nutrition Best Sellers top 100. That is about the same as #2 THORNE (~$5.6M/mo). The list is fragmented: the top 3 brands take about 21% of its estimated sales and the top 10 about 46%, spread across 69 brands in total. The median list price in this top 100 is $27.95. All figures are modeled estimates, not Amazon data.
| # | Brand | Est. revenue/mo |
|---|---|---|
| 1 | Optimum Nutrition7% share · best #5 | $5.6M |
| 2 | THORNE7% share · best #8 | $5.6M |
| 3 | Nutricost6% share · best #2 | $4.9M |
| 4 | Quest Nutrition5% share · best #7 | $3.9M |
| 5 | LMNT4% share · best #1 | $2.9M |
| 6 | Create3% share · best #20 | $2.7M |
| 7 | Orgain3% share · best #10 | $2.6M |
| 8 | Transparent Labs3% share · best #22 | $2.6M |
| 9 | Liquid I.V.3% share · best #3 | $2.6M |
| 10 | Pure Protein3% share · best #6 | $2.3M |
The top 10, brand by brand
1. Optimum Nutrition
~$5.6M/mo est. revenue (7% of this list) and ~176K units/mo from 5 products; best position #5. Its highest-ranked product here is Optimum Nutrition Gold Standard Whey Protein Powder, Vanilla Ice Cream, 2LB… at #5. Overall it ranks #13 of 935 brands.
2. THORNE
~$5.6M/mo est. revenue (7% of this list) and ~147K units/mo from 3 products; best position #8. Its highest-ranked product here is THORNE Creatine, Micronized Creatine Monohydrate Powder, 90 Servings | Supports… at #8. Overall it ranks #3 of 935 brands.
3. Nutricost
~$4.9M/mo est. revenue (6% of this list) and ~243K units/mo from 5 products; best position #2. Its highest-ranked product here is Nutricost Micronized Creatine Monohydrate Powder - 500g (100 Servings) - Pure… at #2. Overall it ranks #2 of 935 brands.
4. Quest Nutrition
~$3.9M/mo est. revenue (5% of this list) and ~149K units/mo from 4 products; best position #7. Its highest-ranked product here is Quest Nutrition Ultimate Variety Pack Protein Bars, High Protein, Low Carb… at #7. Overall it ranks #30 of 935 brands.
5. LMNT
~$2.9M/mo est. revenue (4% of this list) and ~67K units/mo from 2 products; best position #1. Its highest-ranked product here is LMNT Zero Sugar Electrolytes - Raspberry Salt | Drink Mix | 30-Count at #1. Overall it ranks #53 of 935 brands.
6. Create
~$2.7M/mo est. revenue (3% of this list) and ~53.4K units/mo from 1 product; best position #20. Its highest-ranked product here is Create Creatine Monohydrate Gummies for Women and Men, Watermelon, 90ct | NSF… at #20. Overall it ranks #42 of 935 brands.
7. Orgain
~$2.6M/mo est. revenue (3% of this list) and ~102K units/mo from 3 products; best position #10. Its highest-ranked product here is Orgain Organic Vegan 21g Protein Powder, Vanilla Bean, 2.03 lb | Plant based… at #10. Overall it ranks #18 of 935 brands.
8. Transparent Labs
~$2.6M/mo est. revenue (3% of this list) and ~46.2K units/mo from 2 products; best position #22. Its highest-ranked product here is Transparent Labs Grass-Fed Whey Protein - 30 Servings, French Vanilla… at #22. Overall it ranks #32 of 935 brands.
9. Liquid I.V.
~$2.6M/mo est. revenue (3% of this list) and ~11K units/mo from 4 products; best position #3. Its highest-ranked product here is Liquid I.V. Hydration Electrolytes, Lemon Lime, 16 Count | Scientifically… at #3. Overall it ranks #21 of 935 brands.
10. Pure Protein
~$2.3M/mo est. revenue (3% of this list) and ~88.3K units/mo from 2 products; best position #6. Its highest-ranked product here is Pure Protein Chocolate Peanut Butter Protein Bars, 20g Protein, 12 Ct | 3g… at #6. Overall it ranks #45 of 935 brands.
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Full Diet & Sports Nutrition ranking
All 69 brands in the list, ordered by rank strength, plus the top 10 products.
See all Diet & Sports Nutrition brands →