SuppRankedTop 10 weight loss brands on Amazon (estimated revenue)
Ranked by estimated monthly revenue from Amazon's Weight Loss Best Sellers top 100. Updated October 15, 2026.
Serene Herbs is the top-selling weight loss brand on Amazon by estimated revenue, at about $3M/mo from 1 product in the Weight Loss Best Sellers top 100. That is about 76% more than #2 Metamucil (~$1.7M/mo). The list is fragmented: the top 3 brands take about 19% of its estimated sales and the top 10 about 44%, spread across 65 brands in total. About 17% of the products are gummies. All figures are modeled estimates, not Amazon data.
| # | Brand | Est. revenue/mo |
|---|---|---|
| 1 | Serene Herbs9% share · best #1 | $3M |
| 2 | Metamucil5% share · best #2 | $1.7M |
| 3 | Physician's CHOICE5% share · best #27 | $1.7M |
| 4 | Glucerna5% share · best #18 | $1.5M |
| 5 | Lemme4% share · best #46 | $1.4M |
| 6 | SlimFast4% share · best #14 | $1.3M |
| 7 | Benefiber3% share · best #7 | $1.2M |
| 8 | FOODOLOGY3% share · best #8 | $1.1M |
| 9 | BUBS3% share · best #30 | $1.1M |
| 10 | Huel3% share · best #88 | $947K |
The top 10, brand by brand
1. Serene Herbs
~$3M/mo est. revenue (9% of this list) and ~75.2K units/mo from 1 product; best position #1. Its highest-ranked product here is Serene Herbs Soursop Bitters, Herbal Liquid with Soursop Leaf, 16 fl oz at #1. Overall it ranks #137 of 3,479 brands.
2. Metamucil
~$1.7M/mo est. revenue (5% of this list) and ~75.5K units/mo from 4 products; best position #2. Its highest-ranked product here is Metamucil 4-in-1 Psyllium Husk GLP-1 Friendly Fiber Supplement, Sugar-Free, 72… at #2. Overall it ranks #45 of 3,479 brands.
3. Physician's CHOICE
~$1.7M/mo est. revenue (5% of this list) and ~58.4K units/mo from 2 products; best position #27. Its highest-ranked product here is Physician's CHOICE Easy Mix Fiber for GLP-1 Support - No Grit & Sugar Free… at #27. Overall it ranks #37 of 3,479 brands.
4. Glucerna
~$1.5M/mo est. revenue (5% of this list) and ~34.2K units/mo from 2 products; best position #18. Its highest-ranked product here is Glucerna Original Nutrition Shake to Support Blood Sugar Management | Diabetes… at #18. Overall it ranks #290 of 3,479 brands.
5. Lemme
~$1.4M/mo est. revenue (4% of this list) and ~35.4K units/mo from 2 products; best position #46. Its highest-ranked product here is Lemme Burn Belly Fat & Metabolism Gummies for Women, 30-Day Supply | Clinically… at #46. Overall it ranks #46 of 3,479 brands.
6. SlimFast
~$1.3M/mo est. revenue (4% of this list) and ~67.2K units/mo from 2 products; best position #14. Its highest-ranked product here is SlimFast Protein Shake, Chocolate- 20g Protein, Meal Replacement Shake Ready to… at #14. Overall it ranks #150 of 3,479 brands.
7. Benefiber
~$1.2M/mo est. revenue (3% of this list) and ~57.1K units/mo from 3 products; best position #7. Its highest-ranked product here is Benefiber Prebiotic Fiber Supplement Powder, Unflavored, 250 Teaspoons… at #7. Overall it ranks #113 of 3,479 brands.
8. FOODOLOGY
~$1.1M/mo est. revenue (3% of this list) and ~42.8K units/mo from 2 products; best position #8. Its highest-ranked product here is FOODOLOGY Coleology Cutting Jelly, Pomegranate Flavor, 10 Sticks | Dietary… at #8. Overall it ranks #197 of 3,479 brands.
9. BUBS
~$1.1M/mo est. revenue (3% of this list) and ~22.6K units/mo from 1 product; best position #30. Its highest-ranked product here is BUBS Naturals Collagen Peptides Powder, Collagen for Women & Men, Hydrolyzed… at #30. Overall it ranks #490 of 3,479 brands.
10. Huel
~$947K/mo est. revenue (3% of this list) and ~15.8K units/mo from 1 product; best position #88. Its highest-ranked product here is Huel Black Edition | Chocolate 40g Vegan Protein Powder | Meal Replacement | 17… at #88. Overall it ranks #325 of 3,479 brands.
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Full Weight Loss ranking
All 65 brands in the list, ordered by rank strength, plus the top 10 products.
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