Optimum Nutrition Whey Protein Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Optimum Nutrition Whey Protein sales on Amazon US totaled 451,000 units in July 2026 (▼ 18.8% vs. the prior month), generating an estimated $20,997,760 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 55.4% of unit volume and 47.0% of revenue, while a typical listing is priced at $58.30. The keyword itself pulled 131,723 Amazon queries over the same period (▲ 8.1% MoM).
Zooming out to the 12-month window ending July 2026, the optimum nutrition whey protein Top 50 moved 5,365,200 units and $229,211,088 in cumulative sales — an average of 447,100 units and $19,100,924 per month. Monthly throughput topped out at 555,500 units in June 2026 and dipped to 241,300 in May 2026, leaving the latest reading 6.0% lower than August 2025.
Optimum Nutrition Whey Protein Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
451K
▼ 18.8% MoM
Monthly Revenue 2026/07
$21M
▼ 17.3% MoM
Top 10 Market Share 2026/07
55.4%
Optimum Nutrition Whey Protein Market Share & Sales Concentration on Amazon US — July 2026
The most-sold optimum nutrition whey protein listing on Amazon US in July 2026 is ASIN B00J074W94 (Brand: Orgain), which sold 40,000 units at $31.98 apiece — equal to 8.9% of every unit tracked in this report and 33% ahead of the No. 2 listing.
The Top 10 ASINs account for 250,000 units and $9,867,500 in July 2026 — 55.4% of unit volume and 47.0% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Optimum Nutrition Whey Protein' on Amazon
July 2026
Is 55.4% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B00J074W94
Orgain Organic Vegan Protein Powder, Creamy Chocolate Fudge - 21g Plant Protein, 6g Prebiotic Fiber, Low Net Carb, No Lactose Ingredients, No Added Sugar, Non-GMO, For Shakes & Smoothies, 2.03 lb | Plant based protein, 7g prebiotic fiber, low net carb, no added sugar or lactose ingredients, non-GMO, for shakes & smoothies
40K
▼ 20.0%vs. prior month
$1.2M
latest month
12-month trend
B002DYIZEO
Optimum Nutrition Creatine Monohydrate Powder, Unflavored, 1.32 LB | 5g Micronized Creatine Monohydrate Powder Per Serving, Supports Muscle Strength & Power, Easy Mixing, Banned Substance Tested
30K
▼ 66.7%vs. prior month
$839.7K
latest month
12-month trend
B000GISTZ4
Optimum Nutrition Gold Standard Whey Protein Powder, Vanilla Ice Cream, 2LB | 24g 100% Whey Protein Per Serving, with BCAAs, Gluten Free, Banned Substance Tested, Easy Mixing, Muscle Support & Recovery
30K
▲ 0.0%vs. prior month
$1.4M
latest month
12-month trend
B06ZZ3PJQD
Premier Protein 30g High Protein Powder, 100% Whey, Vanilla, 17 Servings | No Added Sugar, Supports Muscle Health, Soy & Gluten-Free, 1.5 lb
30K
▲ 200.0%vs. prior month
$864.3K
latest month
12-month trend
B0DFHTW5HN
Premier Protein Shake, Liquid, Chocolate Peanut Butter, 30g Protein, Bottle, Gluten Free, 11 fl oz, 12 Pack | 160 Calories, 24 Vitamins & Minerals, No Added Sugar, Supports Muscle Health, Gluten-Free, 11 oz
30K
▲ 50.0%vs. prior month
$725.7K
latest month
12-month trend
B002DYIZGC
Optimum Nutrition Micronized Creatine Monohydrate Capsules, 200 Ct | Micronized Creatine Monohydrate Capsules, Easy to Swallow, Keto Friendly, Supports Muscle Building, Strength & Performance
20K
▼ 33.3%vs. prior month
$673.2K
latest month
12-month trend
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Best Optimum Nutrition Whey Protein Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Optimum Nutrition is the best-performing optimum nutrition whey protein brand in July 2026, moving 110,000 units across 5 ASINs for 44.0% of Top 10 volume. Premier Protein follows with 60,000 units (24.0%), ahead of Orgain on 40,000 units (16.0%).
With 4 brands splitting the Top 10 and 84.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $25.77 to $51.57, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Optimum Nutrition
5 ASINs in Top 10
44.0%
Units
110K
Revenue
$4.7M
Avg. price
$51.57
B002DYIZEO
$27.99·★4.6·77.8K revsOptimum Nutrition Creatine Monohydrate Powder, Unflavored, 1.32 LB | 5g Micronized Creatine Monohydrate Powder Per Serving, Supports Muscle Strength & Power, Easy Mixing, Banned Substance Tested
Units sold30KB000GISTZ4
$49.75·★4.7·48.6K revsOptimum Nutrition Gold Standard Whey Protein Powder, Vanilla Ice Cream, 2LB | 24g 100% Whey Protein Per Serving, with BCAAs, Gluten Free, Banned Substance Tested, Easy Mixing, Muscle Support & Recovery
Units sold30KB002DYIZGC
$34.99·★4.7·29.7K revsOptimum Nutrition Micronized Creatine Monohydrate Capsules, 200 Ct | Micronized Creatine Monohydrate Capsules, Easy to Swallow, Keto Friendly, Supports Muscle Building, Strength & Performance
Units sold20KB002DYIZH6
$48.83·★4.6·99.9K revsOptimum Nutrition Gold Standard Whey Protein, Double Rich Chocolate, 2 LB | 24g of 100% Whey Protein Powder Per Serving, with BCAAs, Gluten Free, Banned Substance Tested, Easy Mixing, Muscle Support
Units sold20KB000GISU1M
$96.28·★4.7·48.6K revsOptimum Nutrition Gold Standard Whey Protein Powder, Vanilla Ice Cream, 5LB
Units sold10K
Premier Protein
2 ASINs in Top 10
24.0%
Units
60K
Revenue
$1.6M
Avg. price
$25.77
B06ZZ3PJQD
$27.57·★4.6·29.3K revsPremier Protein 30g High Protein Powder, 100% Whey, Vanilla, 17 Servings | No Added Sugar, Supports Muscle Health, Soy & Gluten-Free, 1.5 lb
Units sold30KB0DFHTW5HN
$23.97·★4.7·5K revsPremier Protein Shake, Liquid, Chocolate Peanut Butter, 30g Protein, Bottle, Gluten Free, 11 fl oz, 12 Pack | 160 Calories, 24 Vitamins & Minerals, No Added Sugar, Supports Muscle Health, Gluten-Free, 11 oz
Units sold30K
Orgain
1 ASIN in Top 10
16.0%
Units
40K
Revenue
$1.2M
Avg. price
$31.98
B00J074W94
$31.98·★4.5·64.9K revsOrgain Organic Vegan Protein Powder, Creamy Chocolate Fudge - 21g Plant Protein, 6g Prebiotic Fiber, Low Net Carb, No Lactose Ingredients, No Added Sugar, Non-GMO, For Shakes & Smoothies, 2.03 lb | Plant based protein, 7g prebiotic fiber, low net carb, no added sugar or lactose ingredients, non-GMO, for shakes & smoothies
Units sold40K
Trending Optimum Nutrition Whey Protein Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B06ZZ3PJQD booked 30K units at $27.57, with ▲ 200.0% MoM change. On the growth side, B0CZSD88DG leads positive momentum with ▲ 300.0% MoM growth on 2K units, with B0C6R7WH62 close behind at ▲ 250.0% MoM on 7K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B06ZZ3PJQD
Premier Protein 30g High Protein Powder, 100% Whey, Vanilla, 17 Servings | No Added Sugar, Supports Muscle Health, Soy & Gluten-Free, 1.5 lb
Price
$27.57
Rating
4.6
Reviews
29.3K
Latest month sales
B0CZSD88DG
JUST INGREDIENTS Chocolate Protein - Grass-Fed Whey - 15 Servings 24g | Multi Source Blend, Pea Pumpkin Chia, Added Collagen, Gluten Free, Keto Friendly, Sugar Free, Soy Free, No Artificial Flavors
Price
$39.99
Rating
4.6
Reviews
482
Latest month sales
B0C6R7WH62
Body Fortress Super Advanced Whey Protein Powder, Vanilla, 3.9 lbs | Flavor: Vanilla, Immune Support, Muscle and Strength Development
Unlock to view ASIN details and product titles
Price
$60.35
Rating
4.6
Reviews
6.7K
Latest month sales
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