Vitamin C and D
FailThe top 5 products take 100% of clicks, so Vitamin C and D is a Fail.
- Flapen Score
- 40 / 100Ranks 12,248 of 14,768 Health & Household niches · −9 vs the category median of 4940
- Market size
- $479K/yr319K searches / yr
- 90-day growth
- -27.0%search demand this quarter
- Competition
- 100%top-5 click share · 4 brands · 57 sellers
Flapen Score
Vitamin C and D against its category
The dotted line is the Health & Household average. Past it, Vitamin C and D is stronger. Inside it, weaker.
Market
The Vitamin C and D market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin C and D 319K times last year and spent an estimated $479K. All 4 brands take every click. Demand peaks in Jan. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 9.1% of those searches ended in a purchase.
Shoppers searched for this 319K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.1% of those searches ended in a purchase. Searches in the last 90 days moved -27.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $479K a year.
- Searches, last 12 months
- 319K
- Growth, 90 days vs prior 90
- -27.0%
- Conversion, latest week
- 9.1%
- Market size, estimated
- $479Ka year
- Peak month
- January4.0× the quietest month
- Top search term
- super c91K searches a year
02 · Price
A sale here is worth $16.50.
Listings sell for $16.50 on average, from $9.89 to $26.99. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 3,000 to 4,000 of them. At $16.50 that is $50K to $66K a year per listing.
- Average price
- $16.50inside the $15 to $100 sweet spot
- Price range
- $9.89–$26.99
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 3,000–4,000
- Revenue per listing a year
- $50K–$66K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
20% 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 #121 within Vitamin C. It carries 2,822 reviews at 4.68 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 20%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #121in Vitamin C
- Average rating
- 4.68 starsAmazon United States average 4.42 stars
- Average reviews
- 2,822per listing
- Listings tracked
- 5
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 82 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 82 months
Products
Top Vitamin C and 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 Jul 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Nature Made Super C Tablets with Vitamin D3 and Zinc 60 Tablets
- Price
- $12.50
- Rating
- 4.8/5
- Reviews
- 8,734
- Age
- 7y ago

Nature Made Super C with Vitamin D3 and Zinc 200 Tablets Bundle with a Pill Oragnizer (2 Items)
- Price
- $26.99
- Rating
- 4.7/5
- Reviews
- 250
- Age
- 11mo ago

Now Supplements C-1000 Zinc & D-3 Seasonal Immune Support* 100 Veg Capsules
- Price
- $10.79
- Rating
- 4.7/5
- Reviews
- 605
- Age
- 3y ago

NutriBiotic Vitamin C + Vitamin D3 & Zinc 250 Capsules | Potent Comprehensive Immune Support | Essential & Antioxidant Daily Supplement | Gluten & GMO Free
- Price
- $22.34
- Rating
- 4.7/5
- Reviews
- 3,946
- Age
- 5y ago

Singles To Go! Super C Water Drink Mix Variety Pack 3 Flavors 30 Packets
- Price
- $9.89
- Rating
- 4.5/5
- Reviews
- 574
- Age
- 3y ago
Trending
estimated 90-day click momentum
Nature Made Super C with Vitamin D3 and Zinc 200 Tablets Bundle with a Pill Oragnizer (2 Items)
- Price
- $26.99
- Rating
- 4.7/5
- Reviews
- 250
- Age
- 11mo ago

NutriBiotic Vitamin C + Vitamin D3 & Zinc 250 Capsules | Potent Comprehensive Immune Support | Essential & Antioxidant Daily Supplement | Gluten & GMO Free
- Price
- $22.34
- Rating
- 4.7/5
- Reviews
- 3,946
- Age
- 5y ago

Now Supplements C-1000 Zinc & D-3 Seasonal Immune Support* 100 Veg Capsules
- Price
- $10.79
- Rating
- 4.7/5
- Reviews
- 605
- Age
- 3y ago

Nature Made Super C Tablets with Vitamin D3 and Zinc 60 Tablets
- Price
- $12.50
- Rating
- 4.8/5
- Reviews
- 8,734
- Age
- 7y ago

Singles To Go! Super C Water Drink Mix Variety Pack 3 Flavors 30 Packets
- Price
- $9.89
- Rating
- 4.5/5
- Reviews
- 574
- Age
- 3y ago
Newest
by launch date
Nature Made Super C with Vitamin D3 and Zinc 200 Tablets Bundle with a Pill Oragnizer (2 Items)
- Price
- $26.99
- Rating
- 4.7/5
- Reviews
- 250
- Age
- 11mo ago

Now Supplements C-1000 Zinc & D-3 Seasonal Immune Support* 100 Veg Capsules
- Price
- $10.79
- Rating
- 4.7/5
- Reviews
- 605
- Age
- 3y ago

Singles To Go! Super C Water Drink Mix Variety Pack 3 Flavors 30 Packets
- Price
- $9.89
- Rating
- 4.5/5
- Reviews
- 574
- Age
- 3y ago

NutriBiotic Vitamin C + Vitamin D3 & Zinc 250 Capsules | Potent Comprehensive Immune Support | Essential & Antioxidant Daily Supplement | Gluten & GMO Free
- Price
- $22.34
- Rating
- 4.7/5
- Reviews
- 3,946
- Age
- 5y ago

Nature Made Super C Tablets with Vitamin D3 and Zinc 60 Tablets
- Price
- $12.50
- Rating
- 4.8/5
- Reviews
- 8,734
- Age
- 7y 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
57
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- Nature Made83%
- NOW Foods8%
- NutriBiotic7%
- Super C3%
Demand
Vitamin C and D search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan · busiest ÷ quietest = 4.0×
Search terms
Top Vitamin C and D search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- super c91K/yr
- superc64K/yr
- vitamin c and d24K/yr
- super c vitamins with vit d3 and zinc18K/yr
- nature made super c17K/yr
- nature made super c with vitamin d3 and zinc12K/yr
- super c vitamin14K/yr
- vitamin d and c11K/yr
- vitamin c with d5K/yr
- vitamin c d zinc10K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin C and D
We read the reviews and the return reasons for every product selling here.
“False advertisement, do not waste your money on this”
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.
16 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 C and 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









