Mk-7 Vitamin K-2 100 Mcg
Skip itBrand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible17.8%search→purchase rate — share of searches ending in a sale
Avg price
Great$18.21avg listing price — sweet spot $15–$100
Price range
Good$8.27–$32.41cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$109K$109K/yr · 34K searches
Review moat
Bad4,045.18avg incumbent reviews — the moat a new listing must climb
Growth
Bad-9.0%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad81%top-5 click share — a locked-up shelf
Brand share
Bad95%top-5 brand share — brand-locked demand
Is mk-7 vitamin k-2 100 mcg profitable on Amazon?
According to Flapen's Amazon United States niche tracking, mk-7 vitamin k-2 100 mcg is a $109K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Dec. Verdict: Skip it — 41/100.
Data updated Aug 5, 2026 · scored weekly · How we score niches
mk-7 vitamin k-2 100 mcg market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 6K–8K
- avg 500–750/product
- Revenue / yr
- $109K–$146K
- units × avg price
- Conversion rate
- 17.8%
- Avg BSR
- #373
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 0.0%
- Avg brand age
- 89 months
- Avg seller age
- 157 days
Competition: brands, sellers & click share
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.Brands
7 flat
Sellers
525
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
81%
Top 20: 100%
Open market
2%
- NOW Foods81%
- Nutricost4%
- Truevantage Nutrition4%
- Doctor's BEST3%
- Bronson3%
- Carlyle3%
- Open — no brand owns it (1 brand, 2%)
mk-7 vitamin k-2 100 mcg demand & seasonality
Weekly Amazon search volume, last 103 weeks — -9.0% search growth over the last 90 days.Peak months: Dec · busiest ÷ quietest = 1.8×
Top mk-7 vitamin k-2 100 mcg search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- mk-7 vitamin k-2 100 mcg10K/yr
- menaq79K/yr
- now k2 mk75K/yr
- now mk7 vitamin k2 100mcg2K/yr
- now mk73K/yr
- mk-7 vitamin k-2 300 mcg2K/yr
- now mk7 vitamin k22K/yr
Top mk-7 vitamin k-2 100 mcg products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 11 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
NOW Foods Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 120 Veg Capsules
NOW Foods$16.144.7★8,723 rev
Now Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 180 Veg Capsules
NOW Foods$32.414.8★363 rev
Now Foods Supplements MK-7 Vitamin K-2 300 mcg Cardiovascular Support* Supports Bone Health* 120 Veg Capsules
NOW Foods$24.524.8★1,323 rev
NOW Foods Supplements Vitamin K2 (MK-7) 300 mcg Extra Strength Supports Bone Health* 60 Veg Capsules
NOW Foods$16.634.8★1,323 rev
NOW Foods Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 60 Veg Capsules
NOW Foods$11.724.7★8,723 rev
Newest
by launch dateNow Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 180 Veg Capsules
NOW Foods$32.41363 rev
Now Foods Supplements MK-7 Vitamin K-2 300 mcg Cardiovascular Support* Supports Bone Health* 120 Veg Capsules
NOW Foods$24.521,323 rev
Carlyle Vitamin K2 MK7 100 mcg | 150 Softgels | Bioactive Trans-Form MK7
Carlyle$8.271,320 rev
Bronson Vitamin K2 MK-7 100 mcg K2 as MK7 Menaquinone 120 Tablets
Bronson$9.964,010 rev
Nutricost Vitamin K2 MK-7 100 mcg 240 Softgels Gluten Free GMO-Free
Nutricost$17.486,305 rev
Trending
90-day click momentumNow Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 180 Veg Capsules
NOW Foods$32.414.8★
Now Foods Supplements MK-7 Vitamin K-2 300 mcg Cardiovascular Support* Supports Bone Health* 120 Veg Capsules
NOW Foods$24.524.8★
Carlyle Vitamin K2 MK7 100 mcg | 150 Softgels | Bioactive Trans-Form MK7
Carlyle$8.274.6★
Truevantage Vitamin K2 MK-7 180 mcg MenaQ7-60 Vegetable Capsules
Truevantage Nutrition$22.874.8★
NOW Foods Supplements MK-7 Vitamin K-2 100 mcg Cardiovascular Support* Supports Bone Health* 120 Veg Capsules
NOW Foods$16.144.7★
What reviews say buyers love and hate about mk-7 vitamin k-2 100 mcg
What buyers praise and complain about, mined from review topics.What buyers love
“Good vitamin at a reasonable price”
“Now foods has very high quality products that are good value for the money”
“Great value for the money”
“Works good to redirect calcium into the bones”
“The softgels are easy to take”
“work as they should”
“Seems to be improving my health needs”
“I like that the dosage is straightforward”
“Easy to use”
“It must be working because my last results were all great”
What buyers complain about
“Small, and only one a day”
“Bad Side Effects”
“Ingredients list is wrong”
“100 iu is hard to find in a quality K-2”
“Not getting enough vitamin K from existing vitamins”
“the smell didnt permeate”
“Had an allergic reaction after taking them for 3 days”
“Not worth it”
“100mcg proves to be too much”
“As bottle sits on counter over time the caplets have a tendency to stick together”
Top return reasons
Common mk-7 vitamin k-2 100 mcg questions
- Is mk-7 vitamin k-2 100 mcg profitable to sell on Amazon United States?
- The niche generates $109K/yr across 11 tracked products. 90-day search growth is -9.0%. Flapen's verdict: Skip it (41/100).
- How competitive is the mk-7 vitamin k-2 100 mcg niche?
- 7 brands and 525 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 95% of demand.
- What do buyers complain about in mk-7 vitamin k-2 100 mcg?
- Top complaints mined from reviews: Size-Overall, Side Effects, Ingredients-Overall. The return rate is 0.0%.
- When does demand for mk-7 vitamin k-2 100 mcg peak?
- Demand peaks in Dec; the busiest month runs 1.8× the quietest.
- What does it cost to enter the mk-7 vitamin k-2 100 mcg niche?
- Listings span $8.27–$32.41; the average listing price is $18.21 (sweet spot $15–$100). The average incumbent carries 4,045 reviews — the moat a new listing must climb.