Vitamin C Niacinamide Serum
FailThe top 5 brands take 100% of clicks, so Vitamin C Niacinamide Serum is a Fail.
- Flapen Score
- 42 / 100Ranks 7,858 of 10,978 Beauty & Personal Care niches · −6 vs the category median of 4842
- Market size
- $228K/yr167K searches / yr
- 90-day growth
- -0.2%search demand this quarter
- Competition
- 89%top-5 click share · 5 brands · 41 sellers
Flapen Score
Vitamin C Niacinamide Serum against its category
The dotted line is the Beauty & Personal Care average. Past it, Vitamin C Niacinamide Serum is stronger. Inside it, weaker.
Market
The Vitamin C Niacinamide Serum market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin C Niacinamide Serum 167K times last year and spent an estimated $228K. All 5 brands take every click. Demand peaks in Jan–Dec. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 8.5% of those searches ended in a purchase.
Shoppers searched for this 167K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.5% of those searches ended in a purchase. Searches in the last 90 days moved -0.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $228K a year.
- Searches, last 12 months
- 167K
- Growth, 90 days vs prior 90
- -0.2%
- Conversion, latest week
- 8.5%
- Market size, estimated
- $228Ka year
- Peak month
- January4.3× the quietest month
- Top search term
- cetaphil vitamin c serum47K searches a year
02 · Price
A sale here is worth $16.09.
Listings sell for $16.09 on average, from $5.86 to $25.59. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 2,000 to 2,500 of them. At $16.09 that is $32K to $40K a year per listing.
- Average price
- $16.09inside the $15 to $100 sweet spot
- Price range
- $5.86–$25.59
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 2,000–2,500
- Revenue per listing a year
- $32K–$40K
- Returns
- 0.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
88% 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 #182 within Serums. It carries 25,343 reviews at 4.43 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 88%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #182in Serums
- Average rating
- 4.43 starsAmazon United States average 4.42 stars
- Average reviews
- 25,343per listing
- Listings tracked
- 8
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 51 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 51 months
Products
Top Vitamin C Niacinamide Serum 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 16, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Cetaphil Vitamin C Serum Visibly Reduces Look of Dark Spots and Hyperpigmentation Formulated with Niacinamide Designed for Sensitive Skin Fragrance Free Dermatologist Tested 1oz
- Price
- $17.11
- Rating
- 4.5/5
- Reviews
- 1,057
- Age
- 2y ago

Eva Naturals Vitamin C Serum for Face Anti Aging Dark Spot Remover & Corrector with Retinol Hyaluronic Acid Niacinamide & Salicylic Acid Brightening 1 fl oz
- Price
- $15.39
- Rating
- 4.3/5
- Reviews
- 61,726
- Age
- 10y ago

MEDIHEAL Vitamin C Brightening Serum (1.35 fl oz 1 Pack) - Tone-Texture-Glow Care Manage Skin with Vitamin C Niacinamide Hyaluronic Acid
- Price
- $13.51
- Rating
- 4.5/5
- Reviews
- 857
- Age
- 2y ago

Cetaphil Face Serum Healthy Radiance Antioxidant-C Serum Visibly Reduces Look of Dark Spots and Hyperpigmentation Designed for Sensitive Skin Hypoallergenic Fragrance Free 1 oz
- Price
- $15.14
- Rating
- 4.1/5
- Reviews
- 1,562
- Age
- 5y ago

The Ordinary Multi-Antioxidant Radiance Serum Vitamin C Serum For Face Brighten & Protect Skin Boosts Glow & Shields Against Environmental Stressors 1 Fl Oz
- Price
- $13.67
- Rating
- 4.5/5
- Reviews
- 1,032
- Age
- 1y ago
Trending
estimated 90-day click momentum
Eva Naturals Vitamin C Serum Plus Facial Serum with Hyaluronic Acid Niacinamide Retinol and Salicylic Acid Hydrating and Smoothing Skin Formula 2 oz
- Price
- $25.59
- Rating
- 4.3/5
- Reviews
- 61,726
- Age
- 5y ago

TruSkin Vitamin C Super Serum for Face - Five Skin Benefits in One Serum with Vitamin C Retinol Niacinamide Hyaluronic Acid & Squalane - Brighten Firm & Smooth the Look of Skin - 1 fl oz
- Price
- $22.46
- Rating
- 4.5/5
- Reviews
- 14,571
- Age
- 9y ago

The Ordinary Multi-Antioxidant Radiance Serum Vitamin C Serum For Face Brighten & Protect Skin Boosts Glow & Shields Against Environmental Stressors 1 Fl Oz
- Price
- $13.67
- Rating
- 4.5/5
- Reviews
- 1,032
- Age
- 1y ago

MEDIHEAL Vitamin C Brightening Serum (1.35 fl oz 1 Pack) - Tone-Texture-Glow Care Manage Skin with Vitamin C Niacinamide Hyaluronic Acid
- Price
- $13.51
- Rating
- 4.5/5
- Reviews
- 857
- Age
- 2y ago

Cetaphil Vitamin C Serum Visibly Reduces Look of Dark Spots and Hyperpigmentation Formulated with Niacinamide Designed for Sensitive Skin Fragrance Free Dermatologist Tested 1oz
- Price
- $17.11
- Rating
- 4.5/5
- Reviews
- 1,057
- Age
- 2y ago
Newest
by launch date
The Ordinary Multi-Antioxidant Radiance Serum Vitamin C Serum For Face Brighten & Protect Skin Boosts Glow & Shields Against Environmental Stressors 1 Fl Oz
- Price
- $13.67
- Rating
- 4.5/5
- Reviews
- 1,032
- Age
- 1y ago

Cetaphil Vitamin C Serum Visibly Reduces Look of Dark Spots and Hyperpigmentation Formulated with Niacinamide Designed for Sensitive Skin Fragrance Free Dermatologist Tested 1oz
- Price
- $17.11
- Rating
- 4.5/5
- Reviews
- 1,057
- Age
- 2y ago

MEDIHEAL Vitamin C Brightening Serum (1.35 fl oz 1 Pack) - Tone-Texture-Glow Care Manage Skin with Vitamin C Niacinamide Hyaluronic Acid
- Price
- $13.51
- Rating
- 4.5/5
- Reviews
- 857
- Age
- 2y ago

Cetaphil Face Serum Healthy Radiance Antioxidant-C Serum Visibly Reduces Look of Dark Spots and Hyperpigmentation Designed for Sensitive Skin Hypoallergenic Fragrance Free 1 oz
- Price
- $15.14
- Rating
- 4.1/5
- Reviews
- 1,562
- Age
- 5y ago

Eva Naturals Vitamin C Serum Plus Facial Serum with Hyaluronic Acid Niacinamide Retinol and Salicylic Acid Hydrating and Smoothing Skin Formula 2 oz
- Price
- $25.59
- Rating
- 4.3/5
- Reviews
- 61,726
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 89% of clicks. A locked shelf that new listings rarely crack.
Brands
5 falling
Sellers
41
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
89%
Top 20: 100%
Open market
0%
- Cetaphil65%
- Eva Naturals16%
- The Ordinary8%
- MEDIHEAL7%
- TruSkin4%
Demand
Vitamin C Niacinamide Serum search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Dec · busiest ÷ quietest = 4.3×
Search terms
Top Vitamin C Niacinamide Serum search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- cetaphil vitamin c serum47K/yr
- eva naturals22K/yr
- vitamin c niacinamide serum14K/yr
- cetaphil vitamin c serum for face12K/yr
- vitamin c and niacinamide serum9K/yr
- cetaphil vitamin c8K/yr
- niacinamide and vitamin c serum8K/yr
- mediheal vitamin c7K/yr
- eva naturals vitamin c serum9K/yr
- niacinamide vitamin c6K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin C Niacinamide Serum
We read the reviews and the return reasons for every product selling here.
“Smells like fish”
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
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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 Niacinamide Serum 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









