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Iso Whey

Iso Whey shows low returns (0.1%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list.

Flapen Score

51
Worth a look

Top 39% of 2,966 Drogerie & Körperpflege niches · +2 vs the category median of 49

Market size 45Growth 53Conversion 26Competition 51Returns 99Price range 62Avg price 88Brand share 14Review moat 25Quality gap 57
This niche Category average · 2,966 niches

Is Iso Whey profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Iso Whey is a €242K/yr Amazon Germany market (180K searches/yr). The top 5 brands hold 95% of demand. Verdict: Worth a look — 51/100.

Iso Whey: 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 +24.1% over the last 90 days and 2.1% of searches end in a purchase.

€242K

revenue / yr

Units sold / yr4K
Search volume / yr+24.1%180K
Conversion rate2.1%
Avg price€65.16

Who owns the niche?

The top 5 brands hold 95% of demand, so 5% of the market is open.

5%

open market share

Brands · sellers7 · 38
Top-5 product click share55%
Open market5%
Avg brand age81 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 22 products

Sponsored placement64%
New entrants (1y)5· 5 succeeded
Avg rating4.4★
Avg reviews4,509

Top Iso Whey 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 55% of clicks — established leaders, but buyers still shop beyond them.

€0€24K€48K€72K€97K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

38

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

55%

Top 20: 97%

Open market

3%

  • ESN68%
  • Optimum Nutrition11%
  • BioTechUSA8%
  • Black Hammer Nutrition5%
  • Body Power4%
  • Scitec Nutrition3%
  • Open — no brand owns it (1 brand, 3%)

Iso Whey demand & seasonality

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

Volume180KCVR2.1%Products22Brands7Top 5 Brands95%OOS Rate11.4%Rating4.4★Reviews4,509Avg BSR#71
10K6KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Top Iso Whey search terms shoppers use

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

  • iso whey38K/yr
  • whey protein 5kg29K/yr
  • esn whey isolate16K/yr
  • esn iso whey16K/yr
  • esn isolate protein8K/yr
  • protein pulver 5kg14K/yr
  • esn iso whey protein3K/yr
  • esn whey protein isolate5K/yr
  • esn isolate6K/yr
  • why isolate protein3K/yr

What reviews say buyers love and hate about Iso Whey

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

What buyers love

84% of reviews
Geschmack insgesamt26%

schmeckt super

Ernährungs Gehalt15%

Beste protein für mich

Geschmack13%

Mega Geschmack

Qualität insgesamt12%

Top Quality

Löslichkeit8%

Super Löslichkeit, Super Lecker

What buyers complain about

66% of reviews
Preis-Leistungs-Verhältnis17%

Sparmaßnahme inakzeptabel

Geschmack insgesamt15%

Ungenießbar. Schmeckt ekelhaft

Süße10%

Mir persönlich zu süß

Geschmack9%

Geschmackliche Vollkatastrophe

Ernährungs Gehalt4%

Die Qualität der Proteine ist sehr schlecht

Iso Whey return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

0%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Geschmack
49%
2Geschmack insgesamt
17%
3Auslaufsicher
13%
4Qualität insgesamt
5%
5Produktzustand
3%

Common Iso Whey questions

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

Flapen scores Iso Whey 51/100 on Amazon Germany — Worth a look. The niche generates €242K/yr across 22 tracked products. 5 of 5 products launched in the last 360 days are still selling. Search demand moved +24.1% over the last 90 days.
Search demand for Iso Whey on Amazon Germany is steady year-round — the busiest month runs 1.7× the quietest.