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Knie

Knie shows low returns (0.8%), but a small market ($36K/yr) keeps it on the watch list.

Flapen Score

53
Worth a look

Top 31% of 2,966 Drogerie & Körperpflege niches · +4 vs the category median of 49

Market size 9Growth 23Conversion 19Competition 66Returns 96Price range 84Avg price 95Brand share 80Review moat 25Quality gap 82
This niche Category average · 2,966 niches

Is Knie profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Knie is a €36K/yr Amazon Germany market (94K searches/yr). The top 5 brands hold 55% of demand. Verdict: Worth a look — 53/100.

Knie: 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 -4.9% over the last 90 days and 1.5% of searches end in a purchase.

€36K

revenue / yr

Units sold / yr2K
Search volume / yr-4.9%94K
Conversion rate1.5%
Avg price€24.99

Who owns the niche?

The top 5 brands hold 55% of demand, so 45% of the market is open.

45%

open market share

Brands · sellers32 · 49
Top-5 product click share45%
Open market45%
Avg brand age41 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.2★ — the gap to enter on.

0/100

page quality · 37 products

Sponsored placement100%
New entrants (1y)9· 4 succeeded
Avg rating4.2★
Avg reviews4,284

Top Knie 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 45% of clicks — established leaders, but buyers still shop beyond them.

€0€2K€4K€5K€7K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

32 falling

Sellers

49

Top-5 brand share

55%

Top 20: 89%

Top-5 click share

45%

Top 20: 84%

Open market

39%

  • FORTHiQ20%
  • MQUPIN11%
  • 5kind clinical skincare9%
  • Comfytemp8%
  • COMFIER6%
  • ANAMPION5%

Knie demand & seasonality

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

Volume94KCVR1.5%Products37Brands32Top 5 Brands55%OOS Rate5.3%Rating4.2★Reviews4,284Avg BSR#50
4K3KSpike '25Holiday '25DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.4×

Top Knie search terms shoppers use

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

  • knie36K/yr
  • knieschmerzen22K/yr
  • knie schmerzen13K/yr
  • arthrose knie11K/yr
  • knee12K/yr

What reviews say buyers love and hate about Knie

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

What buyers love

69% of reviews
Qualität insgesamt16%

Super Produkt

Gelenkschmerzen15%

Beste Knieschmerzpflaster

Geruch7%

Angenehmer Duft

Komfort insgesamt6%

Wohltuend

beworben Vs Tatsächliches Produkt6%

Produkt Info

What buyers complain about

60% of reviews
Funktionalität insgesamt13%

NULL WIRKUNG

Preis-Leistungs-Verhältnis8%

Geldverschwendung

Schmerzlinderung – insgesamt7%

Habe seit längerer Zeit Schmerzen in den Händen

Geruch6%

Stinkt erbärmlich

Haftung/Klebrigkeit6%

schwer anzubringen weil das zu dünne Material bei Berührung miteinander verklebt.

Knie return rate & reasons

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

0.8%

Return rate

0%

Fixable by listing

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

1Gesamtgröße
63%
2Funktionalität insgesamt
8%
3Gelenkschmerzen
5%
4Komfort insgesamt
3%
5Qualität insgesamt
2%

Common Knie questions

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

Flapen scores Knie 53/100 on Amazon Germany — Worth a look. The niche generates €36K/yr across 37 tracked products. 4 of 9 products launched in the last 360 days are still selling. Search demand moved -4.9% over the last 90 days.
Search demand for Knie on Amazon Germany is steady year-round — the busiest month runs 1.4× the quietest.