SuppRankedVitamin B Complex market on Amazon
Vitamin B Complex products on Amazon bring in an estimated $8.6M/mo (~441K units) across the 80 products from 44 brands we track. THORNE leads with about 15% of estimated sales and the top 3 brands hold 31%, a fragmented market.
Brand share Share of est. revenue · top 10
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Vitamin B Complex brand leaderboard By est. revenue/mo
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Top Vitamin B Complex products By est. revenue/mo
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Vitamin B Complex market FAQ
How big is the Vitamin B Complex market on Amazon?
About $8.6M a month in estimated Amazon.com sales at list price (~441K units), summed across the 80 Vitamin B Complex products SuppRanked tracks in Amazon's supplement Best Sellers lists. Products outside those lists are not counted, so treat it as a floor and an order-of-magnitude figure. These are SuppRanked's modeled estimates from public Amazon Best Sellers ranks and list prices (October 16, 2026), not official Amazon sales data.
Which brands lead the Vitamin B Complex market on Amazon?
THORNE leads with about 15% of estimated sales (~$1.3M/mo). The top 3 (THORNE, Pure Encapsulations, Nature Made) hold about 31% and the top 10 about 56%.
How many Vitamin B Complex brands sell on Amazon?
We count 44 identified brands with at least one Vitamin B Complex product in the lists we track, as of October 16, 2026. A product counts when its title names Vitamin B Complex as its main ingredient or form; see the methodology.
Updated October 16, 2026. A product counts when its title names Vitamin B Complex as its main ingredient or form; a product can count in more than one market. Methodology · All 60 markets