Glucerna vs SlimFast: Amazon sales compared

Estimated Amazon revenue, units and category ranks for both brands, side by side. Updated October 15, 2026.

On Amazon, Glucerna brings in an estimated $2.3M/mo versus $2.1M/mo for SlimFast, about the same as its rival (modeled estimates, Oct 15, 2026). SlimFast actually moves more units (~102K vs ~50.2K a month), so Glucerna's lead comes from higher prices or bigger packs. They meet in 2 Best Sellers lists: Glucerna leads in 1 and SlimFast in 1.

Head to head

MetricGlucernaSlimFast
Est. revenue/mo$2.3M$2.1M
Est. units/mo50.2K102K
Overall rank (score)#290#150
Rank by est. revenue#196#214
SuppRanked score47.051.0
Best-selling products610
Categories ranked in35
#1 category ranks01
Gummy share0%0%

Shared categories Est. revenue/mo in each Best Sellers top 100 · best position

CategoryGlucernaSlimFastBest rank
Ready-to-Drink Shakes$1.6M$2M#2 / #1
Weight Loss$1.5M$1.3M#18 / #14

Top products

As an Amazon Associate SuppRanked earns from qualifying purchases.

Estimates, not Amazon data. Modeled from public Best Sellers ranks and list prices; not profit. How it works

FAQ

Which sells more on Amazon, Glucerna or SlimFast?

By SuppRanked's estimates, Glucerna sells more: about $2.3M/mo in Amazon revenue versus $2.1M/mo for SlimFast. These are SuppRanked's modeled estimates from public Amazon Best Sellers ranks and list prices (October 15, 2026), not official Amazon sales data.

Who sells more ready-to-drink shakes on Amazon, Glucerna or SlimFast?

In the Ready-to-Drink Shakes Best Sellers top 100, SlimFast leads with ~$2M/mo estimated, against ~$1.6M/mo for Glucerna. Estimates only.

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