---
title: "Bulk Supplements Protein Powder — $501K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/bulk-supplements-protein-powder"
last_updated: "2026-08-06T19:14:18.284Z"
locale: en
meta:
description: "Niche score 48/100 · $501K/yr market · 151K searches/yr · $89.30 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $501K/yr market · 151K searches/yr · $89.30 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Bulk Supplements Protein Powder — $501K/yr Amazon US Niche (2026) - Flapen"
---
# **bulk supplements protein powder**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 60Growth 56Conversion 46Competition 21Returns 100Price range 48Avg price 79Brand share 7Review moat 23Quality gap 42
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$89.30**
avg listing price — sweet spot $15–$100
**Market size**
**Good****$501K**
$501K/yr · 151K searches
**Growth**
**Good****+29.6%**
90-day search growth — must beat 0% to launch
**Price range**
**Okay****$36.59–$167.51**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****3.7%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****8,333.73**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****74%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, bulk supplements protein powder is a $501K/yr Amazon United States market (151K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Skip it — 48/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **bulk supplements protein powder market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$536K–$714K**
- units × avg price
- **Conversion rate**
- **3.7%**
- **Avg BSR**
- **#129**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **60%**
- **Out of stock**
- **0.9%**
- **Avg brand age**
- **91 months**
- **Avg seller age**
- **142 days**
## **Competition & brand share**
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**531**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**74%**
Top 20: 100%
**Open market**
**1%**
- BulkSupplements42% - Optimum Nutrition41% - BSN8% - Animal3% - Ascent2% - Nutricost1% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 101 weeks — +29.6% search growth over the last 90 days.
5K3KPrime Day '24Holiday '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 3.6×
[**Open Trend **](https://flapen.com/research/us/health-household/bulk-supplements-protein-powder/trend)
## **Top bulk supplements protein powder search terms**
- **protein powder 10 lbs**30K/yr+31.8%1.6% conv. - **whey protein 10 lbs**24K/yr+42.6%1.1% conv. - **bulk supplements protein powder**32K/yr+4.3%4.9% conv. - **bulk supplements whey protein isolate**12K/yr+77.0%4.5% conv. - **optimum nutrition whey protein 10 pound**7K/yr+56.2%3.5% conv. - **gold standard whey protein 10 lbs**9K/yr+74.9%3.5% conv. - **whey protein isolate 10 lbs**7K/yr+37.2%0.8% conv. - **on whey protein powder 10 lbs**3K/yr+70.8%2.7% conv. - **optimum nutrition whey protein 10 lb bag**5K/yr-23.6%2.9% conv. - **on protein powder 10 lb**3K/yr+27.0%2.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/bulk-supplements-protein-powder/search-terms)
## **Top bulk supplements protein powder products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$50K20%$100K30%$150K40%$201K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**BulkSupplements.com Whey Protein Isolate Powder - Unflavored Whey Protein Powder Nutritional Supplement - Gluten Free 30g per Serving 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$43.05**4.5★8,174 rev](https://www.amazon.com/dp/B00E7IODXQ) [2**Optimum Nutrition Gold Standard 100% Whey Protein Powder Extreme Milk Chocolate 10 Pound (Packaging May Vary)**Optimum Nutrition**$122.14**4.7★29,541 rev](https://www.amazon.com/dp/B00ZFONQZW) [3**Optimum Nutrition Gold Standard 100% Whey Protein Powder Vanilla Ice Cream 9.98 lb 146 Servings**Optimum Nutrition**$124.43**4.7★47,750 rev](https://www.amazon.com/dp/B000GIQT3I) [4**BulkSupplements.com Grass Fed Whey Protein Powder - Whey Protein Concentrate Powder - Unflavored & Gluten Free 30g per Serving 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$36.89**4.4★609 rev](https://www.amazon.com/dp/B0128RSQLC) [5**BSN SYNTHA-6 Whey Protein Powder with Micellar Casein Chocolate Milk Protein Isolate Powder Chocolate Milkshake 97 Servings (Package May Vary)**BSN**$103.90**4.6★10,029 rev](https://www.amazon.com/dp/B00AZMDWH6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ascent 100% Whey Protein Powder - Post Workout Whey Protein Isolate Zero Artificial Flavors & Sweeteners Gluten Free 5.5g BCAA 2.6g Leucine Essential Amino Acids Chocolate Peanut Butter 2 lb**Ascent**$44.24**1,602 rev7y ago](https://www.amazon.com/dp/B07M6LWRPV) [**COLOSSAL LABS Muscle Whey Protein Flavored Protein Powder 25 000mg Amino Acids/Serving Cold Filtered(Packaging May Vary) (12 Pound (Bucket) Vanilla)**COLOSSAL LABS**$135.35**621 rev8y ago](https://www.amazon.com/dp/B07GZ1JPG4) [**Nutricost Whey Protein Powder Unflavored 5 pounds - from Whey Protein Concentrate**Nutricost**$60.07**4,494 rev9y ago](https://www.amazon.com/dp/B01KITQG0A) [**Animal Whey Isolate Protein Powder - Loaded for Pre & Post Workout Muscle Builder and Recovery with Digestive Enzymes for Men & Women - 25g Protein Great Taste Low Sugar - Chocolate 10 lbs**Animal**$127.70**1,270 rev10y ago](https://www.amazon.com/dp/B0192OJ2JO) [**BulkSupplements.com Hydrolyzed Whey Protein Isolate Powder - Whey Isolate Protein - Unflavored & Gluten Free 30g per Serving 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$57.50**371 rev10y ago](https://www.amazon.com/dp/B012ECXIY6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Optimum Nutrition Gold Standard 100% Whey Protein Vanilla Ice Cream - 10 lbs**Optimum Nutrition**$167.51**4.3★**▲ 174%**](https://www.amazon.com/dp/B00UTKPTBQ) [**BSN SYNTHA-6 Whey Protein Powder Micellar Casein Milk Protein Isolate Powder Vanilla Ice Cream 97 Servings (Package May Vary)**BSN**$103.92**4.7★**▲ 171%**](https://www.amazon.com/dp/B00AZMDWQM) [**Ascent 100% Whey Protein Powder - Post Workout Whey Protein Isolate Zero Artificial Flavors & Sweeteners Gluten Free 5.5g BCAA 2.6g Leucine Essential Amino Acids Chocolate Peanut Butter 2 lb**Ascent**$44.24**4.7★**▲ 149%**](https://www.amazon.com/dp/B07M6LWRPV) [**COLOSSAL LABS Muscle Whey Protein Flavored Protein Powder 25 000mg Amino Acids/Serving Cold Filtered(Packaging May Vary) (12 Pound (Bucket) Vanilla)**COLOSSAL LABS**$135.35**4.3★**▲ 118%**](https://www.amazon.com/dp/B07GZ1JPG4) [**BulkSupplements.com Grass Fed Whey Protein Powder - Whey Protein Concentrate Powder - Unflavored & Gluten Free 30g per Serving 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$36.89**4.4★**▲ 60%**](https://www.amazon.com/dp/B0128RSQLC)
**~~View all trending →~~**
## **What buyers say about bulk supplements protein powder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Nutritional Content**23%
*“Great tasting protein”*
**Taste-Overall**11%
*“tastes absolutely divine”*
**Value For Money**9%
*“Good deal”*
**Flavor**7%
*“Good flavor”*
**Solubility**7%
*“The best thing I like is it is easy to dissolve”*
**Quality-Overall**6%
*“it is very high quality with a zipper seal”*
**Blend/Ratio**4%
*“This blends in well”*
**Ingredients-Overall**2%
*“Good clean ingredients”*
**Advertised Vs Actual Product**2%
*“in practice it has done exactly what I hoped”*
**Ease Of Use**1%
*“simple it is”*
### **What buyers complain about **
**Taste-Overall**13%
*“The taste was completely different”*
**Value For Money**11%
*“Over priced”*
**Flavor**11%
*“The flavor is very artificial”*
**Nutritional Content**10%
*“Less protein”*
**Advertised Vs Actual Product**4%
*“This product is misleading”*
**Solubility**3%
*“Powder didnt dissolve properly”*
**Smell**3%
*“the aroma when opening the container has a chemical component to it”*
**Quality-Overall**2%
*“Horrible quality control”*
**Ingredients-Overall**2%
*“If you want a pure one-ingredient whey isolate do not buy this”*
**Artificial Sweeteners**2%
*“Cannot use artificial sweetener”*
## **Common questions**
- **Is bulk supplements protein powder profitable to sell on Amazon United States?**
- The niche generates $501K/yr across 15 tracked products. 90-day search growth is +29.6%. Flapen's verdict: Skip it (48/100).
- **How competitive is the bulk supplements protein powder niche?**
- 7 brands and 531 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in bulk supplements protein powder?**
- Top complaints mined from reviews: Taste-Overall, Value For Money, Flavor. The return rate is 0.0%.
- **When does demand for bulk supplements protein powder peak?**
- Demand peaks in Mar–Apr–May–Jun; the busiest month runs 3.6× the quietest.
- **What does it cost to enter the bulk supplements protein powder niche?**
- Listings span $36.59–$167.51; the average listing price is $89.30 (sweet spot $15–$100). The average incumbent carries 8,334 reviews — the moat a new listing must climb.
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