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vitamin d3 k2 hochdosiert 20000

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Soft demand (-9.5% this quarter) — this niche doesn't clear our bar today.

Market size 36Growth 20Conversion 81Competition 30Returns 100Price range 78Avg price 87Brand share 49Review moat 35Quality gap 22

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Avg price

Great€19.82

avg listing price — sweet spot $15–$100

Conversion

Great8.6%

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

Price range

Great€11.30–€29.22

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

Brand share

Okay75%

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

Market size

Okay€176K

€176K/yr · 103K searches

Review moat

Okay3,026

avg incumbent reviews — the moat a new listing must climb

Competition

Okay67%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Growth

Bad-9.5%

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

Competition

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

13

Top-5 brand share

75%

Open market

19%

  • Bloom Naturals Beauty Supplements26%
  • NaturElan23%
  • vitabay13%
  • natural elements8%
  • Luondu6%
  • Naturkur6%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%€18K20%€35K30%€53K40%€70K101001K10K100K 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.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -9.5% search growth over the last 90 days.
3K2KPrime Day '24Spike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Nov · busiest ÷ quietest = 2.7×

Reviews

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

What buyers love

Qualität insgesamt28%

“Good Quality”

Vitamin15%

“Das Beste Vitamin d3”

Dosierung12%

“Super Tabletten”

Preis-Leistungs-Verhältnis8%

“Super Preis/Leistung”

beworben Vs Tatsächliches Produkt4%

“alles wie bestellt”

Benutzerfreundlichkeit4%

“easy zu nehmen”

Gesamtgröße3%

“Fit”

Einfaches Kauen/Schlucken3%

“Einnahme problemlos”

Geschmack insgesamt3%

“Schmeckt neutral”

Geschmack2%

“Geschmacklich gut”

What buyers complain about

Dosierung18%

“Hoch dosiert”

Vitamin12%

“Vitamin-D Blutwerte unverändert nach einem Jahr”

Funktionalität insgesamt8%

“Wirken tut da nix”

Gesamtgröße5%

“Die Tabletten sind so klein”

Preis-Leistungs-Verhältnis4%

“Nur doppelt so teuer”

beworben Vs Tatsächliches Produkt3%

“Irreführende Fotos: Zutaten sind falsch angegeben”

Inhaltsstoffe – insgesamt3%

“Diesen Konzeren vertraue ich persönlich nicht, was auch die nachlassende Wirkung der Supplements erklären KÖNNTE”

Geschmack insgesamt3%

“Die Tropfen,sind geschmacksneutral”

Auslaufsicher2%

“Schraubverschluss leider undicht”

Messung / Ablesegenauigkeit2%

“Das beeinträchtigt die Genauigkeit der Pipette”