Vitamin K1
MaybeAn estimated 0.0% of orders come back. But demand is soft, at -3.8% this quarter, so Vitamin K1 is a Maybe.
- Flapen Score
- 56 / 100Top 26% of 3,978 Pet Supplies niches · +5 vs the category median of 5156
- Market size
- $132K/yr65K searches / yr
- 90-day growth
- -3.8%search demand this quarter
- Competition
- 52%top-5 click share · 23 brands · 559 sellers
Flapen Score
Vitamin K1 against its category
The dotted line is the Pet Supplies average. Past it, Vitamin K1 is stronger. Inside it, weaker.
Market
The Vitamin K1 market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin K1 65K times last year and spent an estimated $132K. The top 5 brands take 53% of clicks. Demand peaks in Jan–Oct–Nov–Dec. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 9.4% of those searches ended in a purchase.
Shoppers searched for this 65K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.4% of those searches ended in a purchase. Searches in the last 90 days moved -3.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $132K a year.
- Searches, last 12 months
- 65K
- Growth, 90 days vs prior 90
- -3.8%
- Conversion, latest week
- 9.4%
- Market size, estimated
- $132Ka year
- Peak month
- December3.3× the quietest month
- Top search term
- vitamin k137K searches a year
02 · Price
A sale here is worth $21.55.
Listings sell for $21.55 on average, from $4.58 to $68.73. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 100 to 250 of them. At $21.55 that is $2K to $5K a year per listing.
- Average price
- $21.55inside the $15 to $100 sweet spot
- Price range
- $4.58–$68.73
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
79% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 3.6% of listings are out of stock. The average listing ranks #328 within Health Supplies. It carries 1,691 reviews at 4.63 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 79%
- Prime listings
- 100%
- Out of stock, average day
- 3.6%
- Average rank
- #328in Health Supplies
- Average rating
- 4.63 starsAmazon United States average 4.42 stars
- Average reviews
- 1,691per listing
- Listings tracked
- 28
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 89 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 89 months
Products
Top Vitamin K1 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 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Bluebonnet Vitamin K1 100 mcg Supports Bone Health - Phylloquinone Crystalline Vitamin K Supplement - Non-GMO Kosher Certified Gluten-Free Dairy-Free - 100 Vegan Caplets
- Price
- $10.58
- Rating
- 4.6/5
- Reviews
- 462
- Age
- 18y ago

Vet One Vitamin K1 Chewable Tablets - Vitamin K1 for Dogs Beef-Flavored Chewable Vitamins for Cats and Dogs (50 Tablets Phytonadione 25mg)
- Price
- $20.84
- Rating
- 4.6/5
- Reviews
- 464
- Age
- 16y ago

Bio-Tech - K1-1000 (Vitamin K-1) 100 Capsules
- Price
- $19.88
- Rating
- 4.8/5
- Reviews
- 226
- Age
- 10y ago

Puritans Pride Premium Vitamin K 100mcg Dietary Supplement for Bone Joint and Blood Clotting Health Support 100 Day Supply 100 Tablets
- Price
- $4.58
- Rating
- 4.6/5
- Reviews
- 6,132
- Age
- 15y ago

Vitamin K1 Chewable Tablets 25mg 50ct
- Price
- $19.05
- Rating
- 4.6/5
- Reviews
- 237
- Age
- 15y ago
Trending
estimated 90-day click momentum
365 by Whole Foods Market Vitamin K 120 MCG 100 Tablets
- Price
- $6.13
- Rating
- 4.6/5
- Reviews
- 1,714
- Age
- 8y ago

Vitamin K1 Chewable Tablets 25mg 50ct
- Price
- $19.05
- Rating
- 4.6/5
- Reviews
- 237
- Age
- 15y ago

BulkSupplements.com Vitamin K1 Powder - Vitamin K1 Supplement for Bone and Heart Health Support - Gluten Free 10mg per Serving 100g (3.5 oz) (Pack of 1)
- Price
- $17.98
- Rating
- 4.2/5
- Reviews
- 19
- Age
- 9y ago

Bronson Vitamin K Triple Play (Vitamin K2 MK7 / Vitamin K2 MK4 / Vitamin K1) Full Spectrum Complex Vitamin K Supplement 90 Capsules
- Price
- $9.92
- Rating
- 4.7/5
- Reviews
- 8,535
- Age
- 8y ago

Dr. Green Mom Natal K Oral Vitamin K1 Drops for Newborns | Organic Phytonadione in MCT Oil | Natural VIT K for Babies to Support Blood Clotting
- Price
- $38.88
- Rating
- 4.7/5
- Reviews
- 174
- Age
- 1y ago
Newest
by launch date
Dr. Green Mom Natal K Oral Vitamin K1 Drops for Newborns | Organic Phytonadione in MCT Oil | Natural VIT K for Babies to Support Blood Clotting
- Price
- $38.88
- Rating
- 4.7/5
- Reviews
- 174
- Age
- 1y ago

Sports Research Vitamin K Multi-Spectrum - Three Types of Vitamin K: K1 K2 MK-4 & K2 MK-7 - Vegan Friendly Plantgel Capsule - 60 softgels
- Price
- $25.69
- Rating
- 4.5/5
- Reviews
- 69
- Age
- 2y ago

Super Vitamin K Complex (K2 MK7 + MK4 & K1) 360 Coconut Oil Softgles | Easily Absorbed K Vitamins Active Menaquinone Complex | Non-GMO
- Price
- $24.38
- Rating
- 4.8/5
- Reviews
- 439
- Age
- 3y ago

NatureBell Vitamin K Complex - 300 Softgels - Delivers 2 600mcg Vitamin K - Full Spectrum Bone & Heart Health Support Supplement - High Absorption K1 & K2 MK-4 & MK-7*
- Price
- $24.02
- Rating
- 4.7/5
- Reviews
- 1,316
- Age
- 3y ago

Carlyle Vitamin K 100 mcg | 240 Tablets | Vegetarian Non-GMO Gluten Free | Vitamin K Supplement
- Price
- $10.04
- Rating
- 4.7/5
- Reviews
- 972
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 52% of clicks. Leaders hold, but buyers still shop past them.
Brands
23 falling
Sellers
559
Est. top-5 brand share
53%
Top 20: 97%
Est. top-5 click share
52%
Top 20: 93%
Open market
40%
- BlueBonnet12%
- Vet One12%
- BioTechUSA11%
- Superior Source8%
- Puritan's Pride8%
- Bronson8%
Demand
Vitamin K1 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 3.3×
Search terms
Top Vitamin K1 search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- vitamin k137K/yr
- vitamin k1 for dogs9K/yr
- vitamin k for dogs5K/yr
- k 15K/yr
- k1 vitamin3K/yr
- k-12K/yr
- k1 vitamin supplement4K/yr
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 K1 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









