Top 10 ready-to-drink shakes brands on Amazon (estimated revenue)

Ranked by estimated monthly revenue from Amazon's Ready-to-Drink Shakes Best Sellers top 100. Updated October 15, 2026.

SlimFast is the top-selling ready-to-drink shakes brand on Amazon by estimated revenue, at about $2M/mo from 8 products in the Ready-to-Drink Shakes Best Sellers top 100. That is about the same as #2 Almased (~$1.9M/mo). The list is fragmented: the top 3 brands take about 30% of its estimated sales and the top 10 about 64%, spread across 49 brands in total. All figures are modeled estimates, not Amazon data.

#BrandEst. revenue/moShare of listEst. units/moProductsBest rank
1SlimFast11% share · best #1$2M11%94.9K8#1
2Almased10% share · best #17$1.9M10%21.1K4#17
3Glucerna9% share · best #2$1.6M9%35.8K2#2
4Herbalife6% share · best #27$1.2M6%14.1K5#27
5GNC6% share · best #10$1.2M6%30.5K7#10
6BUBS6% share · best #3$1.1M6%22.6K1#3
7Huel5% share · best #5$947K5%15.8K1#5
8Atkins4% share · best #7$823K4%37K7#7
9Labrada3% share · best #14$565K3%10.5K2#14
10Equilife3% share · best #9$553K3%10.5K1#9
Estimates, not Amazon data. Modeled from public Best Sellers ranks and list prices; not profit. How it works

The top 10, brand by brand

1. SlimFast

~$2M/mo est. revenue (11% of this list) and ~94.9K units/mo from 8 products; best position #1. Its highest-ranked product here is SlimFast Protein Shake, Chocolate- 20g Protein, Meal Replacement Shake Ready to… at #1. Overall it ranks #150 of 3,479 brands.

2. Almased

~$1.9M/mo est. revenue (10% of this list) and ~21.1K units/mo from 4 products; best position #17. Its highest-ranked product here is Almased Vanilla Meal Replacement Shake - Low-Glycemic High Plant Base Protein… at #17. Overall it ranks #519 of 3,479 brands.

3. Glucerna

~$1.6M/mo est. revenue (9% of this list) and ~35.8K units/mo from 2 products; best position #2. Its highest-ranked product here is Glucerna Original Nutrition Shake to Support Blood Sugar Management | Diabetes… at #2. Overall it ranks #290 of 3,479 brands.

4. Herbalife

~$1.2M/mo est. revenue (6% of this list) and ~14.1K units/mo from 5 products; best position #27. Its highest-ranked product here is Herbalife HERBALIFE Protein Drink Mix: Vanilla flavor 840g, Nutrient Dense… at #27. Overall it ranks #497 of 3,479 brands.

5. GNC

~$1.2M/mo est. revenue (6% of this list) and ~30.5K units/mo from 7 products; best position #10. Its highest-ranked product here is GNC Total Lean Shake 25, Swiss Chocolate, Zero Added Sugar, 12 Bottles… at #10. Overall it ranks #36 of 3,479 brands.

6. BUBS

~$1.1M/mo est. revenue (6% of this list) and ~22.6K units/mo from 1 product; best position #3. Its highest-ranked product here is BUBS Naturals Collagen Peptides Powder, Collagen for Women & Men, Hydrolyzed… at #3. Overall it ranks #490 of 3,479 brands.

7. Huel

~$947K/mo est. revenue (5% of this list) and ~15.8K units/mo from 1 product; best position #5. Its highest-ranked product here is Huel Black Edition | Chocolate 40g Vegan Protein Powder | Meal Replacement | 17… at #5. Overall it ranks #325 of 3,479 brands.

8. Atkins

~$823K/mo est. revenue (4% of this list) and ~37K units/mo from 7 products; best position #7. Its highest-ranked product here is Atkins Pumpkin Spice Latte, 15g Protein, 3g Net Carbs, 1g Sugar, Low Glycemic… at #7. Overall it ranks #117 of 3,479 brands.

9. Labrada

~$565K/mo est. revenue (3% of this list) and ~10.5K units/mo from 2 products; best position #14. Its highest-ranked product here is LABRADA Lean Body Ready-to-Drink Orange Creamsicle Protein Shake, 40g Protein… at #14. Overall it ranks #414 of 3,479 brands.

10. Equilife

~$553K/mo est. revenue (3% of this list) and ~10.5K units/mo from 1 product; best position #9. Its highest-ranked product here is Equilife Daily Nutritional Support Multivitamin, Chocolate, 14 Servings… at #9. Overall it ranks #1085 of 3,479 brands.

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