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54

fisetin

Worth a look

Shows low returns (0.1%), but soft demand (-12.3% this quarter) keeps it on the watch list.

Market size 29Growth 19Conversion 96Competition 25Returns 99Price range 95Avg price 95Brand share 37Review moat 91Quality gap 57

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Conversion

Incredible13.6%

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

Avg price

Incredible€32.74

avg listing price — sweet spot $15–$100

Price range

Incredible€17.11–€74.51

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

Review moat

Great174.2

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Okay83%

top-5 brand share — brands hold most of the demand

Market size

Okay€126K

€126K/yr · 28K searches

Competition

Bad71%

top-5 click share — a locked-up shelf

Growth

Bad-12.3%

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

According to Flapen's Amazon Germany niche tracking, fisetin is a €126K/yr Amazon Germany market (28K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

fisetin market data

Units sold / yr
3K–3K
avg 100–250/product
Revenue / yr
€82K–€98K
units × avg price
Conversion rate
13.6%
Avg BSR
#311
Page quality
0%
Prime
100%
Sponsored
67%
Out of stock
1.8%
Avg brand age
42 months
Avg seller age
185 days

Competition & brand share

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

Brands

11 rising

Sellers

17

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

71%

Top 20: 100%

Open market

10%

  • Cestfilo25%
  • Rapsdayci20%
  • MoleQlar16%
  • QIDOSHA14%
  • Disanvita9%
  • fairvital7%
  • Open — no brand owns it (5 brands, 10%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -12.3% search growth over the last 90 days.
700500Prime Day '24Spike '24Holiday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top fisetin search terms

  • fisetin22K/yr
  • fisetin mit quercetin 1200mg3K/yr
  • fisetin kapseln3K/yr
All search terms

Top fisetin 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%5%€6K10%€13K15%€19K20%€25K1101001K Reviews — right = deep review moat Market 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.

What buyers say about fisetin

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

What buyers love

Qualität insgesamt17%

“Solides Produkt mit durchdachter Zusammensetzung und guter Qualität”

Vitamin8%

“Spannendes Supplement”

Vegan/Biologisch7%

“Formel & Bioverfügbarkeit”

Inhaltsstoffe – insgesamt7%

“Qidosha hat zudem immer außergewöhnliches und pure Balsam & Happiness für den Körper”

Dosierung7%

“100 mg Fisetin pro Kapsel ist eine solide Dosierung”

Entzündung7%

“und es ist auch ein Antioxidans das dabei helfen soll freie radikale im Körper zu neutralisieren und damit z. B. Entzündungen zu reduzieren.”

Einfaches Kauen/Schlucken6%

“Die Kapseln sind gut schluckbar”

Benutzerfreundlichkeit4%

“lässt sich gut öffnen”

Lokal hergestellt4%

“Sehr überzeugend: Herstellung in Deutschland, laborgeprüfte Chargen und transparente Angaben zum Wirkstoffgehalt (HPLC-Testung).”

Genauigkeit insgesamt3%

“Die gemessene Verbesserung bestätigt für mich, dass das Präparat eine Wirkung zeigt”

What buyers complain about

Dosierung7%

“Leider nur sehr gering dosiert”

Gesamtgröße6%

“Die Schriften sind definitiv zu klein”

Preis-Leistungs-Verhältnis5%

“ambitioniertem Preis.”

Inhaltsstoffe – insgesamt4%

“Da Fisetin pur vom Körper nur schlecht aufgenommen wird, hat der Hersteller Piperin hinzugefügt, das als Bio-Enhancer fungieren soll”

Qualität insgesamt4%

“Das Foto auf der Produktseite ist meiner Meinung nach nicht ausreichend”

beworben Vs Tatsächliches Produkt3%

“nicht als Versprechen”

Vegan/Biologisch2%

“da Fisetin bekanntlich eine eher geringe Bioverfügbarkeit hat”

Common questions

Is fisetin profitable to sell on Amazon Germany?
The niche generates €126K/yr across 15 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -12.3%. Flapen's verdict: Worth a look (54/100).
How competitive is the fisetin niche?
11 brands and 17 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 83% of demand.
What do buyers complain about in fisetin?
Top complaints mined from reviews: Dosierung, Gesamtgröße, Preis-Leistungs-Verhältnis. The return rate is 0.1%.
When does demand for fisetin peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the fisetin niche?
Listings span €17.11–€74.51; the average listing price is €32.74 (sweet spot $15–$100). The average incumbent carries 174 reviews — the moat a new listing must climb.