SuppRankedMagnesium market on Amazon
Magnesium products on Amazon bring in an estimated $45.9M/mo (~2.1M units) across the 144 products from 73 brands we track. Pure Encapsulations leads with about 10% of estimated sales and the top 3 brands hold 23%, a fragmented market.
Brand share Share of est. revenue · top 10
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Weekly brand ranks and changes, or every brand as a CSV.
Magnesium brand leaderboard By est. revenue/mo
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Top Magnesium products By est. revenue/mo
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Magnesium market FAQ
How big is the Magnesium market on Amazon?
About $45.9M a month in estimated Amazon.com sales at list price (~2.1M units), summed across the 144 Magnesium 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 18, 2026), not official Amazon sales data.
Which brands lead the Magnesium market on Amazon?
Pure Encapsulations leads with about 10% of estimated sales (~$4.6M/mo). The top 3 (Pure Encapsulations, Nature Made, THORNE) hold about 23% and the top 10 about 45%.
How many Magnesium brands sell on Amazon?
We count 73 identified brands with at least one Magnesium product in the lists we track, as of October 18, 2026. A product counts when its title names Magnesium as its main ingredient or form; see the methodology.
Updated October 18, 2026. A product counts when its title names Magnesium as its main ingredient or form; a product can count in more than one market. Methodology · All 60 markets