---
title: "Vitamin D3 K2 — €6.4M/yr Amazon DE Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/de/drogerie-koerperpflege/vitamin-d3-k2"
last_updated: "2026-08-10T05:03:50.710Z"
locale: en
meta:
description: "Niche score 55/100 · €6.4M/yr market · 3.0M searches/yr · €18.67 avg price. Soft demand (-29.1% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · €6.4M/yr market · 3.0M searches/yr · €18.67 avg price. Soft demand (-29.1% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Vitamin D3 K2 — €6.4M/yr Amazon DE Niche (2026) - Flapen"
---
# **vitamin d3 k2**
**Worth a look**
Shows low returns (0.1%), but soft demand (-29.1% this quarter) keeps it on the watch list.
Market size 99Growth 10Conversion 92Competition 34Returns 100Price range 74Avg price 84Brand share 34Review moat 25Quality gap 18
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****€6.4M**
€6.4M/yr · 3.0M searches
**Conversion**
**Great****11.3%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****€18.67**
avg listing price — sweet spot $15–$100
**Price range**
**Good****€8.98–€32.51**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****85%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****4,811.89**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-29.1%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon Germany niche tracking, vitamin d3 k2 is a €6.4M/yr Amazon Germany market (3.0M searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Worth a look — 55/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin d3 k2 market data**
- **Units sold / yr**
- **300K–400K**
- avg 12,500–15,000/product
- **Revenue / yr**
- **€5.6M–€7.5M**
- units × avg price
- **Conversion rate**
- **11.3%**
- **Avg BSR**
- **#7**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **1.7%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **177 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**20**
**Top-5 brand share**
**85%**
Top 20: 98%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**9%**
- natural elements35% - SUNDAY NATURAL19% - ProFuel17% - ESN7% - Bloom Naturals Beauty Supplements7% - WeightWorld6% - Open — no brand owns it (4 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -29.1% search growth over the last 90 days.
100K60KPrime Day '24Spike '24Holiday '24Spike '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.2×
[**Open Trend **](https://flapen.com/research/de/drogerie-koerperpflege/vitamin-d3-k2/trend)
## **Top vitamin d3 k2 search terms**
- **vitamin d3 k2**2.2M/yr-30.2%9.2% conv. - **d3 k2**331K/yr-25.4%10.3% conv. - **vitamin d3 k2 hochdosiert**159K/yr-38.7%7.6% conv. - **d3 k2 kapseln hochdosiert**89K/yr-31.4%8.6% conv. - **d3k2**52K/yr-23.3%9.9% conv. - **vitamin d3 k2 5000 ie**27K/yr+52.0%8.6% conv. - **vitamin d k2**51K/yr-37.5%8.7% conv. - **vit d3 k2**25K/yr-32.3%9.2% conv. - **d2 k3**20K/yr-18.1%11.6% conv. - **vitamin d3 k2 kapseln**18K/yr-12.2%3.0% conv. [**All search terms **](https://flapen.com/research/de/drogerie-koerperpflege/vitamin-d3-k2/search-terms)
## **Top vitamin d3 k2 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%€641K20%€1.3M30%€1.9M40%€2.6M1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**natural elements Vitamin D3 + K2 Depot 180 Tabletten Premium-Qualität: K2VITAL von Kappa 99 7+% All-Trans K2-MK7 + 5000 IE Vitamin D3 hochdosiert ohne Zusätze laborgeprüfte Qualität**natural elements**€21.55**4.7★22,106 rev](https://www.amazon.de/dp/B01M36DP4F) [2**SUNDAY NATURAL Vitamin D3 K2 Tropfen Premium Vitamin D 3 1.000 IE (25g) + K2-MK7 99 8% all-trans 20g Kölner Liste - Hohe Bioverfügbarkeit ohne unnötige Zusätze laborgeprüft**SUNDAY NATURAL**€13.71**4.8★1,032 rev](https://www.amazon.de/dp/B0FMS3FM95) [3**Vitamin D3 K2 VEGAN - 120 Tabletten mit 5000 IE D3 + 200 mcg K2 (MK7) - Vitamin D3 optimal hochdosiert und vegan - reicht für 19 Monate - laborgeprüft mit Zertifikat**ProFuel**€10.19**4.7★2,784 rev](https://www.amazon.de/dp/B019V9M32I) [4**ESN Vitamin D3 + K2 Daily 300 Tabletten für Immunsystem und Knochen made in Germany**ESN**€11.14**4.7★362 rev](https://www.amazon.de/dp/B0FW4JKR45) [5**Vitamin D3 K2 2000 IE - 365 Tabletten - 2 Jahr Vorrat - Vitamin D trägt zur Erhaltung normaler Knochen und Muskeln bei (EFSA) - 1 Vit D3 K2 Tablette alle 2 Tage - WeightWorld**WeightWorld**€16.45**4.6★7,174 rev](https://www.amazon.de/dp/B091GB1NP1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ESN Vitamin D3 + K2 Daily 300 Tabletten für Immunsystem und Knochen made in Germany**ESN**€11.14**362 rev8mo ago](https://www.amazon.de/dp/B0FW4JKR45) [**SUNDAY NATURAL Vitamin D3 K2 Tropfen Premium Vitamin D 3 1.000 IE (25g) + K2-MK7 99 8% all-trans 20g Kölner Liste - Hohe Bioverfügbarkeit ohne unnötige Zusätze laborgeprüft**SUNDAY NATURAL**€13.71**1,032 rev8mo ago](https://www.amazon.de/dp/B0FMS3FM95) [**Vitamin D3 K2 hochdosiert 120 Tabletten mit 5000 IE D3 & 200 g K2 99 7+% All-Trans K2-MK7 - Vitamin D - produziert in Deutschland - Verpackung kann variieren**Bloom Naturals Beauty Supplements**€8.98**749 rev10mo ago](https://www.amazon.de/dp/B0F1MV2X5K) [**SUNDAY NATURAL Vitamin D3 K2 Tropfen Vitamin D 3 5.000IE (125g) + K2-MK7 99 8% + all-trans 50g Vegan Hohe Bioverfügbarkeit ohne unnötige Zusätze**SUNDAY NATURAL**€25.10**735 rev10mo ago](https://www.amazon.de/dp/B0FMS3FZ56) [**Vitamin D3 K2 5000 IE hochdosiert 180 Tabletten Premium 99 7+% All-Trans K2-MK7 produziert in Deutschland Laborgeprüft - Verpackung kann variieren**Bloom Naturals Beauty Supplements**€11.42**601 rev1y ago](https://www.amazon.de/dp/B0DZWLM7Q7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitamin D3 K2 2000 IE - 365 Tabletten - 2 Jahr Vorrat - Vitamin D trägt zur Erhaltung normaler Knochen und Muskeln bei (EFSA) - 1 Vit D3 K2 Tablette alle 2 Tage - WeightWorld**WeightWorld**€16.45**4.6★**▲ 148%**](https://www.amazon.de/dp/B091GB1NP1) [**SUNDAY NATURAL Vitamin D3 K2 Tropfen Vitamin D 3 5.000IE (125g) + K2-MK7 99 8% + all-trans 50g Vegan Hohe Bioverfügbarkeit ohne unnötige Zusätze**SUNDAY NATURAL**€25.10**4.8★**▲ 102%**](https://www.amazon.de/dp/B0FMS3FZ56) [**SUNDAY NATURAL Vitamin D3 K2 Tropfen Premium Vitamin D 3 1.000 IE (25g) + K2-MK7 99 8% all-trans 20g Kölner Liste - Hohe Bioverfügbarkeit ohne unnötige Zusätze laborgeprüft**SUNDAY NATURAL**€13.71**4.8★**▲ 90%**](https://www.amazon.de/dp/B0FMS3FM95) [**ESN Vitamin D3 + K2 Daily 300 Tabletten für Immunsystem und Knochen made in Germany**ESN**€11.14**4.7★**▲ 76%**](https://www.amazon.de/dp/B0FW4JKR45) [**Vitamin D3 K2 VEGAN - 180 Tabletten mit 5000 IE D3 + 200 mcg K2 (MK7) - Vitamin D3 hochdosiert und vegan + Vitamin K2 in bioaktiver MK7-Form - laborgeprüft mit Zertifikat - Vorratspack: 180 Tabletten**ProFuel**€14.18**4.8★**▲ 70%**](https://www.amazon.de/dp/B08YK8P42R)
**~~View all trending →~~**
## **What buyers say about vitamin d3 k2**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Qualität insgesamt**25%
*“Bestes Produkt”*
**Vitamin**14%
*“Super Vitamine”*
**Dosierung**11%
*“Super Dosierung”*
**Preis-Leistungs-Verhältnis**10%
*“Super Preis/Leistung”*
**beworben Vs Tatsächliches Produkt**5%
*“Tut seinen Job”*
**Gesamtgröße**4%
*“Fit”*
**Benutzerfreundlichkeit**4%
*“Beste Handhabung schnell und einfach”*
**Einfaches Kauen/Schlucken**3%
*“sich super schlucken”*
**Geschmack insgesamt**2%
*“Schmecken neutral”*
**Inhaltsstoffe – insgesamt**2%
*“Ich nehme die Tablette morgens zusammen mit meinem High-Polyphenol-Olivenöl – das funktioniert für mich super”*
### **What buyers complain about **
**Dosierung**18%
*“niedrig dosiert”*
**Vitamin**9%
*“Vitamin D3k2”*
**Gesamtgröße**6%
*“Die Tabletten selbst sind super klein”*
**Preis-Leistungs-Verhältnis**5%
*“Nur doppelt so teuer”*
**beworben Vs Tatsächliches Produkt**4%
*“Irreführende Fotos: Zutaten sind falsch angegeben”*
**Funktionalität insgesamt**4%
*“Wirken tut da nix”*
**Geruch**3%
*“geruchsintensiv (ranzig)”*
**Geschmack insgesamt**2%
*“Die Tropfen,sind geschmacksneutral”*
**Qualität insgesamt**2%
*“Qualitätsmangel Ranzigkeit”*
**Auslaufsicher**2%
*“Schraubverschluss leider undicht”*
### **Top return reasons **
**Sicherheitsstandards**100%
## **Common questions**
- **Is vitamin d3 k2 profitable to sell on Amazon Germany?**
- The niche generates €6.4M/yr across 18 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -29.1%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the vitamin d3 k2 niche?**
- 10 brands and 20 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 85% of demand.
- **What do buyers complain about in vitamin d3 k2?**
- Top complaints mined from reviews: Dosierung, Vitamin, Gesamtgröße. The return rate is 0.1%.
- **When does demand for vitamin d3 k2 peak?**
- Demand peaks in Jan–Nov–Dec; the busiest month runs 2.2× the quietest.
- **What does it cost to enter the vitamin d3 k2 niche?**
- Listings span €8.98–€32.51; the average listing price is €18.67 (sweet spot $15–$100). The average incumbent carries 4,812 reviews — the moat a new listing must climb.
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