SuppRankedBest-selling weight loss brands on Amazon
65 brands have products in the Amazon Best Sellers top 100 for Weight Loss. Ordered by how strongly each brand ranks in this list (higher positions and more products count more). List as of October 15, 2026.
Top 10 Weight Loss products
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Top 10 Weight Loss brands by revenue
Serene Herbs, Metamucil, Physician's CHOICE and seven more, with each brand's estimated revenue share.
See the top 10 →Head-to-head comparisons
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Weight Loss brands on Amazon: FAQ
What is the best-selling weight loss brand on Amazon?
By estimated revenue, Serene Herbs is the best-selling weight loss brand on Amazon right now, at roughly $3M/mo from 1 product in the Weight Loss Best Sellers top 100 (best position #1). By estimated units, Diurex sells the most, about 78.7K a month, usually at a lower price per unit. These are SuppRanked's modeled estimates from public Amazon Best Sellers ranks and list prices (October 15, 2026), not official Amazon sales data.
What is the #1 best-selling weight loss product on Amazon?
On October 15, 2026 the #1 product in Amazon's Weight Loss Best Sellers list was Serene Herbs Soursop Bitters, Herbal Liquid with Soursop Leaf, 16 fl oz from Serene Herbs, with an estimated 75.2K units and ~$3M in revenue per month. Ranks change hourly, so check Amazon for the live list.
How many weight loss brands are in Amazon's top 100?
65 distinct brands have at least one product in the Weight Loss top 100. The 10 biggest by estimated revenue account for about 44% of the list's estimated sales, and the top 3 for about 19%.
How much do the top weight loss products sell on Amazon?
We estimate the top 100 weight loss products together bring in about $38.8M a month at list price, before returns, discounts and fees. Treat it as an order-of-magnitude figure. These are SuppRanked's modeled estimates from public Amazon Best Sellers ranks and list prices (October 15, 2026), not official Amazon sales data.
How are these rankings calculated?
We read the public Amazon Best Sellers list daily, match each product to its brand, estimate monthly units from Amazon's “bought in past month” badges and sales-rank curves, and multiply by list price. Full details are on the methodology page.