Vitamin C
MaybeShoppers spend an estimated $24.5M a year here. But the products selling today already average 4.7★, so Vitamin C is a Maybe.
- Flapen Score
- 56 / 100Top 21% of 14,768 Health & Household niches · +7 vs the category median of 4956
- Market size
- $24.5M/yr101.0M searches / yr
- 90-day growth
- -1.2%search demand this quarter
- Competition
- 45%top-5 click share · 18 brands · 687 sellers
Flapen Score
Vitamin C against its category
The dotted line is the Health & Household average. Past it, Vitamin C is stronger. Inside it, weaker.
Market
The Vitamin C market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin C 101.0M times last year and spent an estimated $24.5M. The top 5 brands take 70% of clicks. Demand peaks in Dec. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 1.5% of those searches ended in a purchase.
Shoppers searched for this 101.0M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.5% of those searches ended in a purchase. Searches in the last 90 days moved -1.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $24.5M a year.
- Searches, last 12 months
- 101.0M
- Growth, 90 days vs prior 90
- -1.2%
- Conversion, latest week
- 1.5%
- Market size, estimated
- $24.5Ma year
- Peak month
- December1.9× the quietest month
- Top search term
- vitamin c8.3M searches a year
02 · Price
A sale here is worth $16.28.
Listings sell for $16.28 on average, from $5.68 to $38.57. Amazon reports units sold in ranges, and this niche reaches the top one: 1,000,000 units or more a year. The average listing sells 60,000 to 80,000 of them. At $16.28 that is $977K to $1.3M a year per listing.
- Average price
- $16.28inside the $15 to $100 sweet spot
- Price range
- $5.68–$38.57
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 1,000,000 or moreAmazon's top range
- Units per listing a year
- 60,000–80,000
- Revenue per listing a year
- $977K–$1.3M
- Returns
- 0.2%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, 0.0% of listings are out of stock. The average listing ranks #83 within Vitamin C. It carries 20,502 reviews at 4.74 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 79%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #83in Vitamin C
- Average rating
- 4.74 starsAmazon United States average 4.42 stars
- Average reviews
- 20,502per listing
- Listings tracked
- 33
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 65 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
- 65 months
Products
Top Vitamin C 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 Extra Strength Vitamin C 1000 mg Tablets Adult Vitamin C Tablets for Immune Support 100 Count 100 Day Supply
- Price
- $8.79
- Rating
- 4.8/5
- Reviews
- 40,559
- Age
- 27y ago

Nature Made Vitamin C 500 mg Tablets for Daily Immune Support Adult Vitamin C Tablets for Immune Support 100 Count 100 Day Supply
- Price
- $6.15
- Rating
- 4.8/5
- Reviews
- 8,316
- Age
- 10y ago

Natures Bounty Vitamin C + Rose Hips Immune Support 1000mg Vitamin C Coated Caplets 1 Serving per Day Vegetarian Caplets 100 Ct
- Price
- $7.46
- Rating
- 4.8/5
- Reviews
- 49,486
- Age
- 18y ago

Nutricost Vitamin C with Rose Hips 1025mg 240 Capsules Gluten Free
- Price
- $17.14
- Rating
- 4.8/5
- Reviews
- 24,028
- Age
- 8y ago

Bronson Vitamin C 500 mg Immune & Antioxidant Support Non-GMO 250 Tablets
- Price
- $9.79
- Rating
- 4.8/5
- Reviews
- 4,035
- Age
- 2y ago
Trending
estimated 90-day click momentum
THORNE - Vitamin C 1 000 mg Supplement - Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Benefits* - Third-Party Certified - Gluten Dairy & Soy-Free - 60 Capsules
- Price
- $18.65
- Rating
- 4.8/5
- Reviews
- 1,019
- Age
- 4y ago

Nature Made Vitamin C 500 mg Tablets for Daily Immune Support Adult Vitamin C Tablets for Immune Support 100 Count 100 Day Supply
- Price
- $6.15
- Rating
- 4.8/5
- Reviews
- 8,316
- Age
- 10y ago

Bronson Vitamin C 500 mg Immune & Antioxidant Support Non-GMO 250 Tablets
- Price
- $9.79
- Rating
- 4.8/5
- Reviews
- 4,035
- Age
- 2y ago

EQQUALBERRY Vitamin Illuminating Serum | Niacinamide 4% & TXA | Brightening Vitamin C Serum for Face Glow with Hyaluronic Acid | Dark Spot & Uneven Tone Care | Korean Skincare 1.01 fl oz
- Price
- $18.14
- Rating
- 4.3/5
- Reviews
- 16,065
- Age
- 2y ago

SOLARAY Vitamin C 1000mg - Time Release Vitamin C Capsules w/Rose HIPS and Acerola for Bioflavonoid Support - Two-Stage All-Day Immune Support - Vegan 60 Day Guarantee
- Price
- $15.44
- Rating
- 4.8/5
- Reviews
- 11,615
- Age
- 20y ago
Newest
by launch date
Natures Bounty Vitamin C 500mg Supports a Healthy Immune System Daily Vitamin Supplement 250 Vegetarian Tablets
- Price
- $10.11
- Rating
- 4.7/5
- Reviews
- 56,378
- Age
- 8mo ago

Bronson Vitamin C 1000mg Extra Strength Supports a Healthy Immune System High Potency Non-GMO 100 Vegetarian Tablets
- Price
- $10.03
- Rating
- 4.8/5
- Reviews
- 773
- Age
- 1y ago
![NatureWise Vitamin C 1000mg Capsules - Extra Strength Vegan Vitamin C for Daily Antioxidant & Immune Support - Non-GMO USA Manufactured - 120 Capsules[120-Day Supply]](https://m.media-amazon.com/images/I/41wKvaxrV0L.jpg)
NatureWise Vitamin C 1000mg Capsules - Extra Strength Vegan Vitamin C for Daily Antioxidant & Immune Support - Non-GMO USA Manufactured - 120 Capsules[120-Day Supply]
- Price
- $8.98
- Rating
- 4.7/5
- Reviews
- 2,802
- Age
- 1y ago
![NatureWise Vitamin C 1000mg Capsules - Extra Strength Vegan Vitamin C for Daily Antioxidant & Immune Support - Non-GMO USA Manufactured - 60 Capsules[60-Day Supply]](https://m.media-amazon.com/images/I/41EFnRtJ5bL.jpg)
NatureWise Vitamin C 1000mg Capsules - Extra Strength Vegan Vitamin C for Daily Antioxidant & Immune Support - Non-GMO USA Manufactured - 60 Capsules[60-Day Supply]
- Price
- $6.67
- Rating
- 4.7/5
- Reviews
- 2,802
- Age
- 2y ago

EQQUALBERRY Vitamin Illuminating Serum | Niacinamide 4% & TXA | Brightening Vitamin C Serum for Face Glow with Hyaluronic Acid | Dark Spot & Uneven Tone Care | Korean Skincare 1.01 fl oz
- Price
- $18.14
- Rating
- 4.3/5
- Reviews
- 16,065
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 45% of clicks. Leaders hold, but buyers still shop past them.
Brands
18 flat
Sellers
687
Est. top-5 brand share
70%
Top 20: 100%
Est. top-5 click share
45%
Top 20: 85%
Open market
25%
- Nature Made34%
- Nature's Bounty17%
- Bronson8%
- THORNE5%
- Sports Research5%
- Nutricost5%
Demand
Vitamin C search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 1.9×
Search terms
Top Vitamin C search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- vitamin c8.3M/yr
- vitamin c 1000mg872K/yr
- vitamina c545K/yr
- vitamina c 1000mg308K/yr
- vit c220K/yr
- vitamin c supplement154K/yr
- nature made vitamin c141K/yr
- vitamin c tablets99K/yr
- vitamin c capsules98K/yr
- vitamin c supplements63K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin C
We read the reviews and the return reasons for every product selling here.
“No results”
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.
21 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 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









