Is protein powder for men muscle growth profitable to sell on Amazon United States?

The niche generates $981K/yr across 7 tracked products. 90-day search growth is -5.8%. Flapen's verdict: Skip it (48/100).

How competitive is the protein powder for men muscle growth niche?

3 brands and 26 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in protein powder for men muscle growth?

Top complaints mined from reviews: Taste-Overall, Flavor, Value For Money. The return rate is 0.1%.

When does demand for protein powder for men muscle growth peak?

Demand peaks in Feb–Mar–Apr–May; the busiest month runs 4.4× the quietest.

What does it cost to enter the protein powder for men muscle growth niche?

Listings span $17.18–$93.52; the average listing price is $48.41 (sweet spot $15–$100). The average incumbent carries 10,211 reviews — the moat a new listing must climb.

protein powder for men muscle growth

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Price range

Incredible$17.18–$93.52

cheapest to priciest tracked listing — scored on the share inside $15–$100

Avg price

Great$48.41

avg listing price — sweet spot $15–$100

Conversion

Great7.8%

search→purchase rate — share of searches ending in a sale

Market size

Great$981K

$981K/yr · 260K searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-5.8%

90-day search growth — must beat 0% to launch

Review moat

Bad10,211.29

avg incumbent reviews — the moat a new listing must climb

Competition

Bad93%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, protein powder for men muscle growth is a $981K/yr Amazon United States market (260K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb–Mar–Apr–May. Verdict: Skip it — 48/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

protein powder for men muscle growth market data

Units sold / yr: 20K–25K; avg 3,000–4,000/product
Revenue / yr: $968K–$1.2M; units × avg price
Conversion rate: 7.8%
Avg BSR: #14
Page quality: 0%
Prime: 100%
Sponsored: 43%
Out of stock: 0.0%
Avg brand age: 74 months
Avg seller age: 131 days

Competition & brand share

The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

93%

Top 20: 100%

Open market

Dymatize89%
Six Star8%
GHOST4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -5.8% search growth over the last 90 days.

Peak months: Feb, Mar, Apr, May · busiest ÷ quietest = 4.4×

Open Trend

Top protein powder for men muscle growth search terms

fruity pebbles protein powder130K/yr -10.8%7.9% conv.
protein powder fruity pebbles26K/yr -5.8%6.8% conv.
fruity pebbles protein16K/yr -7.9%4.7% conv.
fruity cereal protein powder9K/yr +12.6%1.0% conv.
iso 100 protein powder fruity pebbles11K/yr -22.2%9.8% conv.
fruit loops protein powder7K/yr +21.9%8.4% conv.
cereal protein powder7K/yr +2.6%1.4% conv.
dymatize iso 100 fruity pebbles7K/yr +7.2%9.7% conv.
iso100 fruity pebbles7K/yr -11.3%9.1% conv.
protein fruity pebbles5K/yr -1.6%7.5% conv.

All search terms

Top protein powder for men muscle growth 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate 25g of Protein 20 Servings 5.5g BCAAs 120 Cal. Gluten Free 1g Fat 1g Sugar 2g Carb

Dymatize$34.464.6★20,869 rev

Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate 25g of Protein 5.5g BCAAs 120 Cal. Gluten Free 1g Fat 1g Sugar 2g Carb (75 Servings)

Dymatize$93.524.6★20,869 rev

Dymatize Performance Protein Shake Fruity Pebbles 30g Protein 6.2g BCAA for Muscle Recovery No Added Sugar Low Fat 24 Vitamins and Minerals Gluten-Free Ready to Drink On-the-Go Snack 11.5fl oz 12 pack

Dymatize$31.934.4★2,077 rev

Six Star Whey Protein Powder Plus - Muscle Building & Recovery Formula with Whey Isolate Powder BCAAs 30g Protein Immune Support - Post-Workout Supplement - Kelloggs Froot Loops Flavor 1.8 lbs

Six Star$17.184.5★1,337 rev

Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate 25g of Protein 5.5g BCAAs 120 Cal. Gluten Free 1g Fat 1g Sugar 2g Carb (45 Servings)

Dymatize$68.884.6★20,869 rev

Newest

by launch date

Dymatize$31.932,077 rev

1y ago

Dymatize Super Mass Gainer Protein Powder 1290 Calories & 52g Protein Mixes Easily Tastes Delicious Fruity Pebbles 6 Pound (8 Servings)

Dymatize$43.88276 rev

2y ago

Six Star Whey Protein Powder Plus - Muscle Building & Recovery Formula with Whey Isolate Powder BCAAs 30g Protein Immune Support - Post-Workout Supplement - Kelloggs Froot Loops Flavor 1.8 lbs

Six Star$17.181,337 rev

2y ago

Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate 25g of Protein 20 Servings 5.5g BCAAs 120 Cal. Gluten Free 1g Fat 1g Sugar 2g Carb

Dymatize$34.4620,869 rev

4y ago

Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate 25g of Protein 5.5g BCAAs 120 Cal. Gluten Free 1g Fat 1g Sugar 2g Carb (75 Servings)

Dymatize$93.5220,869 rev

6y ago

What buyers say about protein powder for men muscle growth

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall42%

“Absolutely Delicious”

Nutritional Content15%

“This protein powder was very good I like it”

Flavor11%

“Flavor is REALLY strong”

Quality-Overall4%

“Quality product”

Value For Money3%

“Worth the money”

Sweetness3%

“Fruity”

Solubility3%

“really easy to mix”

Texture/Consistency-Overall1%

“This has a smooth clean consistency”

Ease Of Use1%

“Its pretty easy to use too”

Blend/Ratio1%

“Blends nicely”

What buyers complain about

Taste-Overall39%

“Does not taste good”

Flavor8%

“the flavor is very artificial”

Value For Money7%

“Too expensive”

Nutritional Content5%

“likely losing a bunch of the protein”

Smell3%

“It smells and tastes like burnt plastic”

Sweetness2%

“It's not overly sweet like many”

Stale/Rotten/Spoiled1%

“it got old very quickly”

Advertised Vs Actual Product1%

“DECEPTIVELY MARKETED PRODUCT”

Dilute/Watery1%

“Not very filling”

Quality-Overall1%

“Aftertaste and overall quality are bad, not a great feeling”

Common questions

Is protein powder for men muscle growth profitable to sell on Amazon United States?: The niche generates $981K/yr across 7 tracked products. 90-day search growth is -5.8%. Flapen's verdict: Skip it (48/100).
How competitive is the protein powder for men muscle growth niche?: 3 brands and 26 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in protein powder for men muscle growth?: Top complaints mined from reviews: Taste-Overall, Flavor, Value For Money. The return rate is 0.1%.
When does demand for protein powder for men muscle growth peak?: Demand peaks in Feb–Mar–Apr–May; the busiest month runs 4.4× the quietest.
What does it cost to enter the protein powder for men muscle growth niche?: Listings span $17.18–$93.52; the average listing price is $48.41 (sweet spot $15–$100). The average incumbent carries 10,211 reviews — the moat a new listing must climb.