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vitamin b12

Worth a look

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 95Growth 19Conversion 94Competition 38Returns 100Price range 49Avg price 58Brand share 50Review moat 35Quality gap 24

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Market size

Incredible€2.2M

€2.2M/yr · 1.4M searches

Conversion

Great11.8%

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

Avg price

Good€12.97

avg listing price — sweet spot $15–$100

Brand share

Good75%

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

Price range

Okay€2.65–€26.77

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

Competition

Okay62%

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

Review moat

Okay3,007

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-12.1%

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

According to Flapen's Amazon Germany niche tracking, vitamin b12 is a €2.2M/yr Amazon Germany market (1.4M searches/yr). The top 5 brands hold 75% of demand. Verdict: Worth a look — 57/100.

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

vitamin b12 market data

Units sold / yr
150K–200K
avg 6,000–8,000/product
Revenue / yr
€1.9M–€2.6M
units × avg price
Conversion rate
11.8%
Avg BSR
#11
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
0.0%
Avg brand age
61 months
Avg seller age
183 days

Competition & brand share

The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

34

Top-5 brand share

75%

Top 20: 100%

Top-5 click share

62%

Top 20: 100%

Open market

20%

  • ProFuel27%
  • natural elements21%
  • SUNDAY NATURAL12%
  • Bloom Naturals Beauty Supplements8%
  • Doppelherz7%
  • WeightWorld6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -12.1% search growth over the last 90 days.
40K30KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top vitamin b12 search terms

  • vitamin b12654K/yr
  • b12233K/yr
  • b12 vitamin151K/yr
  • vitamin b12 hochdosiert110K/yr
  • b12 hochdosiert85K/yr
  • vitamin b12 1000g34K/yr
  • vitamin b 1225K/yr
  • b12 methylcobalamin15K/yr
  • b 1215K/yr
  • b 12 hochdosiert16K/yr
All search terms

Top vitamin b12 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%€221K20%€442K30%€663K40%€884K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

What buyers say about vitamin b12

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

What buyers love

Vitamin18%

“Vitamin”

Qualität insgesamt17%

“Super Produkt”

Preis-Leistungs-Verhältnis11%

“Super Preis-Leistung”

beworben Vs Tatsächliches Produkt6%

“Alles bestens,genau wie beschrieben”

Dosierung6%

“Möglichkeit der Dosierung nach Wunsch”

Benutzerfreundlichkeit4%

“Leichtes Handling”

Einfaches Kauen/Schlucken4%

“Kleine Tablette und gut zu schlucken”

Geschmack insgesamt4%

“schmeckt”

Effizienz3%

“Wirkt”

Ernährungs Gehalt2%

“Das passt perfekt zu meinem bewussten Umgang mit Supplements”

What buyers complain about

Dosierung9%

“Hoch dosiert”

Vitamin9%

“Vitamin B12 habe ich erstes mal besellt”

Gesamtgröße7%

“Die Tabletten sind relativ klein”

Funktionalität insgesamt6%

“Nach 6 Monaten leider keine Änderung”

Preis-Leistungs-Verhältnis4%

“etwas teuer, aber noch ok”

Geschmack insgesamt3%

“Hatte schon andere Präparate die nicht so gut geschmeckt haben”

Säureregulator/Linderung von Magenschmerzen3%

“Verursachen Magenschmerzen”

Einfaches Kauen/Schlucken3%

“Schluckbeschwerden beim Einnahme”

Auslaufsicher3%

“Undicht”

Süße2%

“fast zu süß vom Geschmack”

Common questions

Is vitamin b12 profitable to sell on Amazon Germany?
The niche generates €2.2M/yr across 19 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is -12.1%. Flapen's verdict: Worth a look (57/100).
How competitive is the vitamin b12 niche?
12 brands and 34 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 75% of demand.
What do buyers complain about in vitamin b12?
Top complaints mined from reviews: Dosierung, Vitamin, Gesamtgröße. The return rate is 0.1%.
When does demand for vitamin b12 peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the vitamin b12 niche?
Listings span €2.65–€26.77; the average listing price is €12.97 (sweet spot $15–$100). The average incumbent carries 3,007 reviews — the moat a new listing must climb.