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keratin kapseln

Skip it

A small market ($38K/yr) — this niche doesn't clear our bar today.

Market size 10Growth 28Conversion 59Competition 33Returns 100Price range 75Avg price 84Brand share 39Review moat 48Quality gap 60

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Avg price

Great€18.60

avg listing price — sweet spot $15–$100

Price range

Great€10.06–€30.18

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Good5.1%

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

Review moat

Okay1,686.41

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay81%

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

Competition

Okay65%

top-5 click share — leaders hold, buyers still browse

Growth

Okay+2.3%

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

Market size

Bad€38K

€38K/yr · 41K searches

According to Flapen's Amazon Germany niche tracking, keratin kapseln is a €38K/yr Amazon Germany market (41K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Apr. Verdict: Skip it — 47/100.

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

keratin kapseln market data

Units sold / yr
2K–3K
avg 100–250/product
Revenue / yr
€37K–€47K
units × avg price
Conversion rate
5.1%
Avg BSR
#49
Page quality
0%
Prime
94%
Sponsored
100%
Out of stock
0.0%
Avg brand age
47 months
Avg seller age
185 days

Competition & brand share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 rising

Sellers

22

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

15%

  • WeightWorld28%
  • ProFuel17%
  • BANDINI17%
  • natural elements11%
  • ESN9%
  • Primal Harvest4%
  • Open — no brand owns it (7 brands, 15%)

Demand & seasonality

Weekly Amazon search volume, last 62 weeks — +2.3% search growth over the last 90 days.
1K750Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Apr · busiest ÷ quietest = 2.0×

Top keratin kapseln search terms

  • keratin kapseln33K/yr
  • keratin tabletten3K/yr
  • primal hair4K/yr
  • primal hair von primal harvest853/yr
All search terms

Top keratin kapseln 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%10%€4K20%€8K30%€12K40%€15K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

What buyers say about keratin kapseln

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

What buyers love

Qualität insgesamt14%

“Super Produkt”

Preis-Leistungs-Verhältnis11%

“Preis Leistung super”

beworben Vs Tatsächliches Produkt9%

“das Produkt entspricht der Beschreibung.”

Dosierung7%

“Gute Pillen”

Benutzerfreundlichkeit6%

“einfache Handhabung”

Einfaches Kauen/Schlucken5%

“aber gut schlucken”

Haarwachstum4%

“Was ich aber total interessant finde: meine Babyhaare sind sehr stark gewachsen”

Gesamtgröße3%

“Passt”

Inhaltsstoffe – insgesamt3%

“Für viele ein Pluspunkt (keine tierischen Bestandteile, kontrollierte Qualität).”

Linderung von Muskelschmerzen3%

“Körperliche Wirkung spür ich auch schon”

What buyers complain about

Gesamtgröße18%

“Die Tabletten sind relativ klein”

Einfaches Kauen/Schlucken11%

“Form schlecht schluckbar”

Dosierung8%

“nicht 5000mg”

Geschmack insgesamt6%

“Die Pillen sind geschmacksneutral”

Geruch5%

“Riechen muffig”

Funktionalität insgesamt5%

“Bringt überhaupt nichts”

beworben Vs Tatsächliches Produkt3%

“Irreführend”

Preis-Leistungs-Verhältnis2%

“Bisschen teuer”

Geschmack2%

“Extrem chemischer Geschmack”

Nebenwirkungen2%

“Leider vertrag ich die nicht, mir wurde nach der ersten einnahme etwas übel, da ich an Emetophobie leide, leider nichts mehr für mich :(”

Common questions

Is keratin kapseln profitable to sell on Amazon Germany?
The niche generates €38K/yr across 17 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +2.3%. Flapen's verdict: Skip it (47/100).
How competitive is the keratin kapseln niche?
13 brands and 22 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 81% of demand.
What do buyers complain about in keratin kapseln?
Top complaints mined from reviews: Gesamtgröße, Einfaches Kauen/Schlucken, Dosierung. The return rate is 0.1%.
When does demand for keratin kapseln peak?
Demand peaks in Apr; the busiest month runs 2.0× the quietest.
What does it cost to enter the keratin kapseln niche?
Listings span €10.06–€30.18; the average listing price is €18.60 (sweet spot $15–$100). The average incumbent carries 1,686 reviews — the moat a new listing must climb.