vitamin d3 k2 magnesium
Skip itSoft demand (-34.0% this quarter) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Great€19.58avg listing price — sweet spot $15–$100
Conversion
Great7.2%search→purchase rate — share of searches ending in a sale
Price range
Great€7.11–€40.92cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay2,404.17avg incumbent reviews — the moat a new listing must climb
Market size
Okay€196K€196K/yr · 138K searches
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Competition
Bad75%top-5 click share — a locked-up shelf
Growth
Bad-34.0%90-day search growth — must beat 0% to launch
According to Flapen's Amazon Germany niche tracking, vitamin d3 k2 magnesium is a €196K/yr Amazon Germany market (138K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Feb–Nov. Verdict: Skip it — 43/100.
Data updated Jul 11, 2026 · scored weekly · How we score niches
vitamin d3 k2 magnesium market data
- Units sold / yr
- 8K–10K
- avg 500–750/product
- Revenue / yr
- €157K–€196K
- units × avg price
- Conversion rate
- 7.2%
- Avg BSR
- #88
- Page quality
- 0%
- Prime
- 67%
- Sponsored
- 75%
- Out of stock
- 0.0%
- Avg brand age
- 49 months
- Avg seller age
- 188 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
10 falling
Sellers
30
Top-5 brand share
86%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
10%
- CEFAK59%
- Doppelherz9%
- Smart Nutrition7%
- MICROBIONIC6%
- MoriVeda5%
- SUNDAY NATURAL4%
- Open — no brand owns it (4 brands, 10%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -34.0% search growth over the last 90 days.Peak months: Feb, Nov · busiest ÷ quietest = 2.0×
Top vitamin d3 k2 magnesium search terms
- cefavit d3 k2 mg 200028K/yr
- vitamin d3 k2 magnesium38K/yr
- d3 k2 magnesium23K/yr
- cefavit d3 k2 mg 400015K/yr
- cefavit10K/yr
- cefavit d3 k2 magnesium6K/yr
- vitamin d k2 magnesium7K/yr
- magnesium d3 k24K/yr
- vitamin d mit k2 und magnesium4K/yr
- cefavit d3 k2 mg4K/yr
Top vitamin d3 k2 magnesium 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.
All 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Cefavit D3 K2 Mg 2.000 I.E. 100 Hartkapseln Glutenfrei
CEFAK€29.194.6★599 rev
Cefavit D3 K2 Mg Hartkapseln für Knochen Muskeln und Blutgerinnung 60 St. Kapseln
CEFAK€21.404.7★224 rev
Doppelherz Magnesium 500 + D3 + K2 - Hochdosiertes Magnesium als Beitrag zur normalen Funktion der Muskeln und Nervensystems - 60 vegetarische Depot-Tabletten
Doppelherz€7.114.6★822 rev
Cefavit D3 K2 Mg 7 000 I.E. Kapseln für Knochen und Muskeln 100 St. Kapseln
CEFAK€40.924.6★167 rev
Premium Vitamin D3 K2 + Magnesium Bisglycinat 120 Kapseln hochdosiert - 5000 IE + 200 mcg K2 MK7 + 200 mg Magnesium - hohe Bioverfügbarkeit- 2 Kapseln alle 5 Tage - vegan
Smart Nutrition€25.434.5★98 rev
Newest
by launch date
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€13.711,032 rev
Vitamin D3 10.000 I.E. + K2 + Magnesium by MICROBIONIC | 90 Tabletten - alle 10 Tage 1 Tablette | D3 hochdosiert & laborgeprüft
MICROBIONIC€18.9952 rev
Vitamin D3 K2 Hevert plus Calcium und Magnesium 1.000 I.E. mit 4-fach Osteo-Formel für gesunde Knochen und Muskeln 60 St. Kapseln
Hevert€13.03114 rev
NATURTREU Vitamin D3 + K2 Depot 15 Monate Vorrat 5000 IE Vitamin D3 hochdosiert ohne Zusätze - Hochdosierte Kapseln - 99 7+% All-Trans K2-MK7 ergänzt durch Magnesium
NATURTREU€17.38161 rev
Premium Vitamin D3 K2 + Magnesium Bisglycinat 120 Kapseln hochdosiert - 5000 IE + 200 mcg K2 MK7 + 200 mg Magnesium - hohe Bioverfügbarkeit- 2 Kapseln alle 5 Tage - vegan
Smart Nutrition€25.4398 rev
Trending
90-day click momentumSUNDAY 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€13.714.8★
NATURTREU Vitamin D3 + K2 Depot 15 Monate Vorrat 5000 IE Vitamin D3 hochdosiert ohne Zusätze - Hochdosierte Kapseln - 99 7+% All-Trans K2-MK7 ergänzt durch Magnesium
NATURTREU€17.384.6★
Cefavit D3 K2 Mg Hartkapseln für Knochen Muskeln und Blutgerinnung 60 St. Kapseln
CEFAK€21.404.7★
Cefavit D3 K2 Mg 2.000 I.E. 100 Hartkapseln Glutenfrei
CEFAK€29.194.6★
Cefavit D3 K2 Mg 7 000 I.E. Kapseln für Knochen und Muskeln 100 St. Kapseln
CEFAK€40.924.6★
What buyers say about vitamin d3 k2 magnesium
What buyers praise and complain about, mined from review topics.What buyers love
“Super Produkt”
“Vitamine”
“Super Preis/Leistung”
“Super Dosierung”
“Artikel wie beschrieben, alles bestens”
“Beste Handhabung schnell und einfach”
“sich super schlucken”
“Passt”
“Ich nehme die Tablette morgens zusammen mit meinem High-Polyphenol-Olivenöl – das funktioniert für mich super”
“Perfekt für den Daily Supplementstack”
What buyers complain about
“Tabletten sind keine Kapseln”
“Vitamin D3k2”
“ist halt billiges magnesium”
“Haben in der 1 Woche der Einnahme Magenschmerzen verursacht”
“Diesen Konzeren vertraue ich persönlich nicht, was auch die nachlassende Wirkung der Supplements erklären KÖNNTE”
“Das beeinträchtigt die Genauigkeit der Pipette”
“Wirken tut da nix”
“Könnten etwas preiswerter sein”
“Schraubverschluss leider undicht”
“Aufgekaufte Firma, schlechte Qualität”
Top return reasons
Common questions
- Is vitamin d3 k2 magnesium profitable to sell on Amazon Germany?
- The niche generates €196K/yr across 12 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -34.0%. Flapen's verdict: Skip it (43/100).
- How competitive is the vitamin d3 k2 magnesium niche?
- 10 brands and 30 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 86% of demand.
- What do buyers complain about in vitamin d3 k2 magnesium?
- Top complaints mined from reviews: Dosierung, Vitamin, Magnesium. The return rate is 0.0%.
- When does demand for vitamin d3 k2 magnesium peak?
- Demand peaks in Feb–Nov; the busiest month runs 2.0× the quietest.
- What does it cost to enter the vitamin d3 k2 magnesium niche?
- Listings span €7.11–€40.92; the average listing price is €19.58 (sweet spot $15–$100). The average incumbent carries 2,404 reviews — the moat a new listing must climb.