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Protein Powder 5kg

Protein Powder 5kg shows low returns (0.1%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Flapen Score

54
Worth a look
Market size 52Growth 21Conversion 55Competition 41Returns 100Price range 87Avg price 95Brand share 0Review moat 58Quality gap 89
This niche Category average

Is Protein Powder 5kg profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Protein Powder 5kg is a £321K/yr Amazon United Kingdom market (188K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 54/100.

Protein Powder 5kg: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -8.0% over the last 90 days and 4.6% of searches end in a purchase.

£321K

revenue / yr

Units sold / yr8K
Search volume / yr-8.0%188K
Conversion rate4.6%
Avg price£37.21

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers4 · 28
Top-5 product click share60%
Open market0%
Avg brand age80 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 18 products

Sponsored placement67%
New entrants (1y)0· 0 succeeded
Avg rating4.1★
Avg reviews1,171

Top Protein Powder 5kg products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

£0£32K£64K£96K£128K1001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

4 falling

Sellers

28

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

60%

Top 20: 100%

Open market

0%

  • The Bulk Protein Company89%
  • Optimum Nutrition5%
  • Bulk4%
  • Sports Fuel2%
  • Open — no brand owns it (0%)

Protein Powder 5kg demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume188KCVR4.6%Products18Brands4Top 5 Brands100%OOS Rate0.0%Rating4.1★Reviews1,171Avg BSR#27
5K4KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top Protein Powder 5kg search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • serious protein37K/yr
  • whey protein powder 5kg21K/yr
  • protein powder 5kg29K/yr
  • serious gainz25K/yr
  • 5kg protein powder14K/yr
  • protein powder 4kg7K/yr
  • whey protein 5kg8K/yr
  • serious gainz protein powder7K/yr
  • 5kg whey protein10K/yr
  • 4kg protein powder5K/yr

What reviews say buyers love and hate about Protein Powder 5kg

What buyers mention most, as a share of all reviews.

What buyers love

76% of reviews
Taste-Overall19%

Decent taste

Value For Money17%

Good value

Nutritional Content14%

Good supplement

Flavor7%

Nice flavour

Quality-Overall7%

Excellent product

What buyers complain about

67% of reviews
Taste-Overall28%

Does not taste good

Nutritional Content11%

Also found out its not proper protein its soy protein

Flavor8%

Flavour is very weak with this power

Value For Money5%

Cheaper

Texture/Consistency-Overall4%

making a chalky texture

Common Protein Powder 5kg questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Protein Powder 5kg 54/100 on Amazon United Kingdom — Worth a look. The niche generates £321K/yr across 18 tracked products. Search demand moved -8.0% over the last 90 days.
Search demand for Protein Powder 5kg on Amazon United Kingdom is steady year-round — the busiest month runs 1.4× the quietest.