SuppRankedBest-selling b8 (inositol) brands on Amazon
56 brands have products in the Amazon Best Sellers top 100 for B8 (Inositol). 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 B8 (Inositol) products
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Top 10 B8 (Inositol) brands by revenue
Theralogix, Wholesome Story, NOW Foods and seven more, with each brand's estimated revenue share.
See the top 10 →Head-to-head comparisons
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B8 (Inositol) brands on Amazon: FAQ
What is the best-selling b8 (inositol) brand on Amazon?
By estimated revenue, Theralogix is the best-selling b8 (inositol) brand on Amazon right now, at roughly $2.2M/mo from 4 products in the B8 (Inositol) Best Sellers top 100 (best position #5). By estimated units, Wholesome Story sells the most, about 52.2K 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 b8 (inositol) product on Amazon?
On October 15, 2026 the #1 product in Amazon's B8 (Inositol) Best Sellers list was Wholesome Story Myo-Inositol & D-Chiro Inositol Supplement for Women | Fertility Supplements for… from Wholesome Story, with an estimated 48.7K units and ~$1.4M in revenue per month. Ranks change hourly, so check Amazon for the live list.
How many b8 (inositol) brands are in Amazon's top 100?
56 distinct brands have at least one product in the B8 (Inositol) top 100. The 10 biggest by estimated revenue account for about 63% of the list's estimated sales, and the top 3 for about 35%.
How much do the top b8 (inositol) products sell on Amazon?
We estimate the top 100 b8 (inositol) products together bring in about $15.1M 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.