Skip to content
41

vitamin d 2000

Skip it

Soft demand (-26.5% this quarter) — this niche doesn't clear our bar today.

Market size 28Growth 12Conversion 91Competition 24Returns 100Price range 36Avg price 54Brand share 38Review moat 42Quality gap 23

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Conversion

Great11.1%

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

Avg price

Good€12.44

avg listing price — sweet spot $15–$100

Review moat

Okay2,305.87

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay82%

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

Price range

Okay€2.98–€21.73

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

Market size

Okay€124K

€124K/yr · 90K searches

Competition

Bad71%

top-5 click share — a locked-up shelf

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-26.5%

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

Competition

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

Brands

11 falling

Sellers

26

Top-5 brand share

82%

Open market

12%

  • natural elements35%
  • WeightWorld27%
  • Bloom Naturals Beauty Supplements7%
  • VITAGAMMA7%
  • Nutravita6%
  • Vit4ever6%
  • Open — no brand owns it (5 brands, 12%)

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%€12K20%€25K30%€37K40%€50K1001K10K 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.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -26.5% search growth over the last 90 days.
5K3KSpike '24Spike '25SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 2.3×

Reviews

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

What buyers love

Qualität insgesamt19%

“Super Produkt”

Vitamin17%

“Vitamin”

Preis-Leistungs-Verhältnis11%

“ist preislich fair”

Einfaches Kauen/Schlucken9%

“Gut zum Schlucken”

Dosierung7%

“Lässt sich super dosieren”

Benutzerfreundlichkeit5%

“Einfache Handhabe”

Gesamtgröße5%

“Fühl mich fitter”

beworben Vs Tatsächliches Produkt3%

“Alles bestens,genau wie beschrieben”

Effizienz2%

“Es wirkt optimal”

Geschmack insgesamt2%

“Geschmacklich gut”

What buyers complain about

Gesamtgröße15%

“Die Tabletten sind so klein”

Vitamin13%

“Die tatsächliche Wirkung von Vitamin D lässt sich natürlich weder unmittelbar spüren noch direkt überprüfen”

Dosierung8%

“Tolerabel hoch dosiert”

Funktionalität insgesamt5%

“Produktinformation. Keinerlei Wirkung festgestellt!”

Preis-Leistungs-Verhältnis4%

“könnte aber wie immer billiger sein.”

Nebenwirkungen4%

“Wirkung nicht so deutlich spürbar”

Qualität insgesamt4%

“quality not good”

gesteckt/zusammengeschmolzen2%

“Bei der letzten Bestellung musste ich leider feststellen das alle Pillen mit einander verkleppt sind”

Haftung/Klebrigkeit2%

“Die Vitamin D3 + K2 Tabletten kleben alle zusammen”

beworben Vs Tatsächliches Produkt2%

“Falsch beschrieben”