Niacinamide Supplement
MaybeAn estimated 0.0% of orders come back. But the top 5 products take 79% of clicks, so Niacinamide Supplement is a Maybe.
- Flapen Score
- 50 / 100Top 44% of 14,768 Health & Household niches · +1 vs the category median of 4950
- Market size
- $947K/yr467K searches / yr
- 90-day growth
- -1.2%search demand this quarter
- Competition
- 79%top-5 click share · 10 brands · 73 sellers
Flapen Score
Niacinamide Supplement against its category
The dotted line is the Health & Household average. Past it, Niacinamide Supplement is stronger. Inside it, weaker.
Market
The Niacinamide Supplement market on Amazon at a glance
Shoppers on Amazon United States searched for Niacinamide Supplement 467K times last year and spent an estimated $947K. The top 5 brands take 86% of clicks. Demand peaks in Nov. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 13.7% of those searches ended in a purchase.
Shoppers searched for this 467K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 13.7% 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 $947K a year.
- Searches, last 12 months
- 467K
- Growth, 90 days vs prior 90
- -1.2%
- Conversion, latest week
- 13.7%
- Market size, estimated
- $947Ka year
- Peak month
- November5.2× the quietest month
- Top search term
- niacinamide 500mg151K searches a year
02 · Price
A sale here is worth $14.82.
Listings sell for $14.82 on average, from $5.25 to $25.01. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 6,000 to 8,000 of them. At $14.82 that is $89K to $119K a year per listing.
- Average price
- $14.82under the $15 to $100 sweet spot
- Price range
- $5.25–$25.01
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 60K–80K
- Units per listing a year
- 6,000–8,000
- Revenue per listing a year
- $89K–$119K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
67% 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 #238 within Vitamin B. It carries 4,241 reviews at 4.61 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #238in Vitamin B
- Average rating
- 4.61 starsAmazon United States average 4.42 stars
- Average reviews
- 4,241per listing
- Listings tracked
- 12
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 71 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 71 months
Products
Top Niacinamide Supplement 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 28, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Nutricost Niacinamide (Vitamin B3) 500mg 240 Capsules Flush Free
- Price
- $14.72
- Rating
- 4.6/5
- Reviews
- 20,032
- Age
- 9y ago

NOW Foods Supplements Niacinamide (Vitamin B-3) 500 mg Energy Production* 100 Veg Capsules
- Price
- $7.45
- Rating
- 4.6/5
- Reviews
- 729
- Age
- 11y ago

21st Century Niacinamide 500 mg Prolonged Release Tablets 110 Count
- Price
- $5.25
- Rating
- 4.6/5
- Reviews
- 5,472
- Age
- 16y ago

THORNE - Niacinamide - Non-Flushing Form of Vitamin B3 - Supports Skin Health & Provides Cellular Protection* - Niacin Supplement - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules
- Price
- $25.01
- Rating
- 4.6/5
- Reviews
- 2,068
- Age
- 18y ago

NOW Foods Niacinamide (Vitamin B-3) 500 mg Energy Production* 250 Veg Capsules
- Price
- $19.35
- Rating
- 4.7/5
- Reviews
- 1,097
- Age
- 3y ago
Trending
estimated 90-day click momentum
NOW Foods Niacinamide (Vitamin B-3) 500 mg Energy Production* 250 Veg Capsules
- Price
- $19.35
- Rating
- 4.7/5
- Reviews
- 1,097
- Age
- 3y ago

NOW Foods Supplements Niacinamide (Vitamin B-3) 500 mg Energy Production* 100 Veg Capsules
- Price
- $7.45
- Rating
- 4.6/5
- Reviews
- 729
- Age
- 11y ago

Vitamatic Niacinamide 500 mg 240 Tablets - Flush Free Vitamin B3 - Supports Energy Production
- Price
- $12.65
- Rating
- 4.6/5
- Reviews
- 291
- Age
- 2y ago

Natures Bounty Niacin 500mg Flush Free Cellular Energy Support Supports Nervous System Health 120 Capsules
- Price
- $15.82
- Rating
- 4.7/5
- Reviews
- 11,937
- Age
- 17y ago

THORNE - Niacinamide - Non-Flushing Form of Vitamin B3 - Supports Skin Health & Provides Cellular Protection* - Niacin Supplement - Third-Party Certified - Gluten Dairy & Soy-Free - 180 Capsules
- Price
- $25.01
- Rating
- 4.6/5
- Reviews
- 2,068
- Age
- 18y ago
Newest
by launch date
Vitamatic Niacinamide 500 mg 240 Tablets - Flush Free Vitamin B3 - Supports Energy Production
- Price
- $12.65
- Rating
- 4.6/5
- Reviews
- 291
- Age
- 2y ago

NOW Foods Niacinamide (Vitamin B-3) 500 mg Energy Production* 250 Veg Capsules
- Price
- $19.35
- Rating
- 4.7/5
- Reviews
- 1,097
- Age
- 3y ago

Vitamin B3 Nicotinamide 1 000mg Per Serving 500 Capsules Flush Free Niacin Essential B3 Supports Healthy Skin & Energy Production Non-GMO
- Price
- $20.37
- Rating
- 4.6/5
- Reviews
- 1,008
- Age
- 3y ago

Vitamin B3 Niacinamide 500mg Per Capsule 400 Capsules | 1 000mg Flush Free Niacin Per Serving Essential B Vitamin Supplement | Non-GMO Gluten Free
- Price
- $18.68
- Rating
- 4.5/5
- Reviews
- 1,539
- Age
- 6y ago

Nutricost Niacinamide (Vitamin B3) 500mg 240 Capsules Flush Free
- Price
- $14.72
- Rating
- 4.6/5
- Reviews
- 20,032
- Age
- 9y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 79% of clicks. A locked shelf that new listings rarely crack.
Brands
10 flat
Sellers
73
Est. top-5 brand share
86%
Top 20: 100%
Est. top-5 click share
79%
Top 20: 100%
Open market
10%
- Nutricost42%
- NOW Foods21%
- 21st Century9%
- THORNE9%
- Pure Encapsulations5%
- Micro Ingredients4%
- Open — no brand owns it (4 brands, 10%)
Demand
Niacinamide Supplement search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov · busiest ÷ quietest = 5.2×
Search terms
Top Niacinamide Supplement search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- niacinamide 500mg151K/yr
- b3 niacinamide69K/yr
- vitamin b3 niacinamide73K/yr
- niacinamide supplement81K/yr
- vitamina b3 niacinamida15K/yr
- niacinamide vitamin b313K/yr
- niacinamide b310K/yr
- now niacinamide 500mg7K/yr
- niacinamide 500 mg7K/yr
- niacinamide for dogs5K/yr
Reviews and returns
What reviews say buyers love and hate about Niacinamide Supplement
We read the reviews and the return reasons for every product selling here.
“It caused one side effect, Diarrhea”
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.
23 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 Niacinamide Supplement 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









