Liquid Vitamin D
MaybeAn estimated 0.0% of orders come back. But demand is soft, at -8.1% this quarter, so Liquid Vitamin D is a Maybe.
- Flapen Score
- 56 / 100Top 21% of 14,768 Health & Household niches · +7 vs the category median of 4956
- Market size
- $662K/yr428K searches / yr
- 90-day growth
- -8.1%search demand this quarter
- Competition
- 59%top-5 click share · 19 brands · 56 sellers
Flapen Score
Liquid Vitamin D against its category
The dotted line is the Health & Household average. Past it, Liquid Vitamin D is stronger. Inside it, weaker.
Market
The Liquid Vitamin D market on Amazon at a glance
Shoppers on Amazon United States searched for Liquid Vitamin D 428K times last year and spent an estimated $662K. The top 5 brands take 68% of clicks. Demand peaks in Jan. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 7.3% of those searches ended in a purchase.
Shoppers searched for this 428K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.3% of those searches ended in a purchase. Searches in the last 90 days moved -8.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $662K a year.
- Searches, last 12 months
- 428K
- Growth, 90 days vs prior 90
- -8.1%
- Conversion, latest week
- 7.3%
- Market size, estimated
- $662Ka year
- Peak month
- January1.8× the quietest month
- Top search term
- liquid vitamin d130K searches a year
02 · Price
A sale here is worth $21.19.
Listings sell for $21.19 on average, from $6.29 to $33.00. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 1,000 to 1,250 of them. At $21.19 that is $21K to $26K a year per listing.
- Average price
- $21.19inside the $15 to $100 sweet spot
- Price range
- $6.29–$33.00
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 1,000–1,250
- Revenue per listing a year
- $21K–$26K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
87% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.0% of listings are out of stock. The average listing ranks #265 within Vitamin D. It carries 2,144 reviews at 4.61 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 87%
- Prime listings
- 100%
- Out of stock, average day
- 1.0%
- Average rank
- #265in Vitamin D
- Average rating
- 4.61 starsAmazon United States average 4.42 stars
- Average reviews
- 2,144per listing
- Listings tracked
- 23
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 86 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 86 months
Products
Top Liquid Vitamin D 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 Aug 5, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
NOW Foods Supplements Liquid Vitamin D-3 Strong Bones* Structural Support* 2-Ounce
- Price
- $6.29
- Rating
- 4.5/5
- Reviews
- 4,753
- Age
- 24y ago

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil & Omega 3 - Liquid Vitamin D3 5000 IU - K2 D3 Vitamin Supplement - Vitamin D Drops for Women & Men - No Fillers Non-GMO GMP Unflavored (2 Fl Oz)
- Price
- $26.39
- Rating
- 4.5/5
- Reviews
- 13,741
- Age
- 6y ago

MARYRUTHS Megadose Vitamin D3 Drops Vitamin D 4000 IU Vegan 30 Servings
- Price
- $22.56
- Rating
- 4.6/5
- Reviews
- 1,897
- Age
- 4y ago

Vitamin D3 K2 USDA Organic Drops - Vitamin D3 10000 IU & K2 120mcg - 2 OZ
- Price
- $19.17
- Rating
- 4.7/5
- Reviews
- 1,312
- Age
- 1y ago

THORNE Vitamin D3 Liquid 4 000 IU with Precision Dropper 30 Servings
- Price
- $23.53
- Rating
- 4.6/5
- Reviews
- 84
- Age
- 6mo ago
Trending
estimated 90-day click momentum
Liquid Vitamin D3 10000 IU - USDA Organic Vitamin D Drops for Adults & Kids
- Price
- $20.25
- Rating
- 4.5/5
- Reviews
- 107
- Age
- 1y ago

THORNE Vitamin D3 Liquid 4 000 IU with Precision Dropper 30 Servings
- Price
- $23.53
- Rating
- 4.6/5
- Reviews
- 84
- Age
- 6mo ago

Natures Truth Vitamin D3 Liquid | 5000 IU | 2 fl oz | Non-GMO and Gluten Free Supplement
- Price
- $7.33
- Rating
- 4.6/5
- Reviews
- 459
- Age
- 9y ago

NOW Foods Supplements Liquid Vitamin D-3 Strong Bones* Structural Support* 2-Ounce
- Price
- $6.29
- Rating
- 4.5/5
- Reviews
- 4,753
- Age
- 24y ago

Dr. Berg Maximum Strength Vitamin D3 K2 Liquid Drops with MCT Oil 5 000 IU Liquid Vitamin D3 with K2 Supports Strong Bones Heart Energy Immunity and Overall Vitality* - Unflavored 1 Fl Oz
- Price
- $21.97
- Rating
- 4.8/5
- Reviews
- 592
- Age
- 11mo ago
Newest
by launch date
THORNE Vitamin D3 Liquid 4 000 IU with Precision Dropper 30 Servings
- Price
- $23.53
- Rating
- 4.6/5
- Reviews
- 84
- Age
- 6mo ago

Dr. Berg Maximum Strength Vitamin D3 K2 Liquid Drops with MCT Oil 5 000 IU Liquid Vitamin D3 with K2 Supports Strong Bones Heart Energy Immunity and Overall Vitality* - Unflavored 1 Fl Oz
- Price
- $21.97
- Rating
- 4.8/5
- Reviews
- 592
- Age
- 11mo ago

Vitamin D3 K2 USDA Organic Drops - Vitamin D3 10000 IU & K2 120mcg - 2 OZ
- Price
- $19.17
- Rating
- 4.7/5
- Reviews
- 1,312
- Age
- 1y ago

5-in-1 Vitamin D3 K2 Drops Vitamin D3 10400 IU & K2(MK-7) 200mcg
- Price
- $15.84
- Rating
- 4.6/5
- Reviews
- 514
- Age
- 1y ago

Liquid Vitamin D3 10000 IU - USDA Organic Vitamin D Drops for Adults & Kids
- Price
- $20.25
- Rating
- 4.5/5
- Reviews
- 107
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 59% of clicks. Leaders hold, but buyers still shop past them.
Brands
19 falling
Sellers
56
Est. top-5 brand share
68%
Top 20: 100%
Est. top-5 click share
59%
Top 20: 96%
Open market
28%
- NOW Foods24%
- NUSAVA15%
- MARYRUTH'S14%
- THORNE9%
- NUTRAHARMONY5%
- Carlyle4%
Demand
Liquid Vitamin D search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan · busiest ÷ quietest = 1.8×
Search terms
Top Liquid Vitamin D search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- liquid vitamin d130K/yr
- vitamin d liquid66K/yr
- vitamin d3 liquid26K/yr
- vitamin d drops adult30K/yr
- vitamin d liquid drops20K/yr
- vitamin d3 drops24K/yr
- liquid vitamin d323K/yr
- vitamin d oil19K/yr
- liquid d314K/yr
- d3 drops11K/yr
Reviews and returns
What reviews say buyers love and hate about Liquid Vitamin D
We read the reviews and the return reasons for every product selling here.
“HORRIBLE TASTE”
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.
20 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 Liquid Vitamin D 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









