Vitamin D3 K2
FailThe top 5 products take 100% of clicks, so Vitamin D3 K2 is a Fail.
- Flapen Score
- 38 / 100Ranks 1,800 of 2,035 Health & Personal Care niches · −10 vs the category median of 4838
- Market size
- £1.3M/yr1.2M searches / yr
- 90-day growth
- -29.2%search demand this quarter
- Competition
- 100%top-5 click share · 4 brands · 21 sellers
Flapen Score
Vitamin D3 K2 against its category
The dotted line is the Health & Personal Care average. Past it, Vitamin D3 K2 is stronger. Inside it, weaker.
Market
The Vitamin D3 K2 market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Vitamin D3 K2 1.2M times last year and spent an estimated £1.3M. All 4 brands take every click. Demand peaks in Sep–Oct–Nov. Flapen scores it 38 out of 100, a Fail.
01 · Demand
An estimated 15.8% of those searches ended in a purchase.
Shoppers searched for this 1.2M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 15.8% of those searches ended in a purchase. Searches in the last 90 days moved -29.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £1.3M a year.
- Searches, last 12 months
- 1.2M
- Growth, 90 days vs prior 90
- -29.2%
- Conversion, latest week
- 15.8%
- Market size, estimated
- £1.3Ma year
- Peak month
- October2.8× the quietest month
- Top search term
- vitamin d3 k2718K searches a year
02 · Price
A sale here is worth £7.02.
Listings sell for £7.02 on average, from £5.64 to £8.40. Amazon reports units sold in ranges. This niche sold 150K to 200K a year. The average listing sells 30,000 to 40,000 of them. At £7.02 that is £211K to £281K a year per listing.
- Average price
- £7.02under the $15 to $100 sweet spot
- Price range
- £5.64–£8.40
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 150K–200K
- Units per listing a year
- 30,000–40,000
- Revenue per listing a year
- £211K–£281K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #8 within Vitamins. It carries 7,985 reviews at 4.60 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #8in Vitamins
- Average rating
- 4.60 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 7,985per listing
- Listings tracked
- 5
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Vitamin D3 K2 products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Vitamin D3 4000 iu & Vitamin K2 MK7 100g - 1 Year Supply 365 Easy-Swallow Vitamin D3 K2 Tablets 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements UK Made Vitamin D Tablets
- Price
- £7.95
- Rating
- 4.6/5
- Reviews
- 17,521
- Age
- 2y ago

Vitamin D3 4000IU & K2 125g (MK7) - 365 VIT D Tablets - 1 Year Supply
- Price
- £8.40
- Rating
- 4.6/5
- Reviews
- 4,958
- Age
- 6y ago

Vitamin D3 4000iu & Vitamin K2 100ug (MK7) |180 D K Vegetarian Tablets | 1-A-Day | 6 Month Supply | High Strength | Vitamin D K2 Supplement | Made in the UK | Cholecalciferol & Menaquinone
- Price
- £5.67
- Rating
- 4.6/5
- Reviews
- 8,749
- Age
- 6y ago

Vitamin D3 4000iu & Vitamin K2 100ug MK7 | 400 Vegetarian Tablets - 1 Year Supply | Cholecalciferol & Menaquinone | Made in the UK
- Price
- £7.46
- Rating
- 4.7/5
- Reviews
- 2,604
- Age
- 4y ago

BetterYou Vitamin D3 K2 Oral Spray Fast Acting Vitamin D 3000 IU + Vitamin K2 (MK7) Supplement Supports Bones Teeth Immune System & Blood Clotting 1-Month Supply Natural Peppermint Flavour
- Price
- £5.64
- Rating
- 4.5/5
- Reviews
- 6,092
- Age
- 8y ago
Trending
estimated 90-day click momentum
Vitamin D3 4000IU & K2 125g (MK7) - 365 VIT D Tablets - 1 Year Supply
- Price
- £8.40
- Rating
- 4.6/5
- Reviews
- 4,958
- Age
- 6y ago

Vitamin D3 4000 iu & Vitamin K2 MK7 100g - 1 Year Supply 365 Easy-Swallow Vitamin D3 K2 Tablets 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements UK Made Vitamin D Tablets
- Price
- £7.95
- Rating
- 4.6/5
- Reviews
- 17,521
- Age
- 2y ago

BetterYou Vitamin D3 K2 Oral Spray Fast Acting Vitamin D 3000 IU + Vitamin K2 (MK7) Supplement Supports Bones Teeth Immune System & Blood Clotting 1-Month Supply Natural Peppermint Flavour
- Price
- £5.64
- Rating
- 4.5/5
- Reviews
- 6,092
- Age
- 8y ago

Vitamin D3 4000iu & Vitamin K2 100ug MK7 | 400 Vegetarian Tablets - 1 Year Supply | Cholecalciferol & Menaquinone | Made in the UK
- Price
- £7.46
- Rating
- 4.7/5
- Reviews
- 2,604
- Age
- 4y ago

Vitamin D3 4000iu & Vitamin K2 100ug (MK7) |180 D K Vegetarian Tablets | 1-A-Day | 6 Month Supply | High Strength | Vitamin D K2 Supplement | Made in the UK | Cholecalciferol & Menaquinone
- Price
- £5.67
- Rating
- 4.6/5
- Reviews
- 8,749
- Age
- 6y ago
Newest
by launch date
Vitamin D3 4000 iu & Vitamin K2 MK7 100g - 1 Year Supply 365 Easy-Swallow Vitamin D3 K2 Tablets 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements UK Made Vitamin D Tablets
- Price
- £7.95
- Rating
- 4.6/5
- Reviews
- 17,521
- Age
- 2y ago

Vitamin D3 4000iu & Vitamin K2 100ug MK7 | 400 Vegetarian Tablets - 1 Year Supply | Cholecalciferol & Menaquinone | Made in the UK
- Price
- £7.46
- Rating
- 4.7/5
- Reviews
- 2,604
- Age
- 4y ago

Vitamin D3 4000IU & K2 125g (MK7) - 365 VIT D Tablets - 1 Year Supply
- Price
- £8.40
- Rating
- 4.6/5
- Reviews
- 4,958
- Age
- 6y ago

Vitamin D3 4000iu & Vitamin K2 100ug (MK7) |180 D K Vegetarian Tablets | 1-A-Day | 6 Month Supply | High Strength | Vitamin D K2 Supplement | Made in the UK | Cholecalciferol & Menaquinone
- Price
- £5.67
- Rating
- 4.6/5
- Reviews
- 8,749
- Age
- 6y ago

BetterYou Vitamin D3 K2 Oral Spray Fast Acting Vitamin D 3000 IU + Vitamin K2 (MK7) Supplement Supports Bones Teeth Immune System & Blood Clotting 1-Month Supply Natural Peppermint Flavour
- Price
- £5.64
- Rating
- 4.5/5
- Reviews
- 6,092
- Age
- 8y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
4 falling
Sellers
21
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- Nutrition Geeks58%
- WeightWorld20%
- EVO NUTRITION16%
- BetterYou6%
Demand
Vitamin D3 K2 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 2.8×
Search terms
Top Vitamin D3 K2 search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- vitamin d3 k2718K/yr
- d3 and k2 vitamin145K/yr
- d3 k249K/yr
- vit d3 k241K/yr
- vitamin d k240K/yr
- vitamin d and k224K/yr
- nutrition geeks vitamin d22K/yr
- vitamin d3 and k221K/yr
- nutrition geeks vitamin d3 k216K/yr
- k2 d39K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin D3 K2
We read the reviews and the return reasons for every product selling here.
“Packet is very tiny”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
14 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Vitamin D3 K2 questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









