Vitamin B2
MaybeAn estimated 0.0% of orders come back. But the products selling today already average 4.7★, so Vitamin B2 is a Maybe.
- Flapen Score
- 56 / 100Top 21% of 14,768 Health & Household niches · +7 vs the category median of 4956
- Market size
- $2.4M/yr1.1M searches / yr
- 90-day growth
- +0.4%search demand this quarter
- Competition
- 73%top-5 click share · 11 brands · 28 sellers
Flapen Score
Vitamin B2 against its category
The dotted line is the Health & Household average. Past it, Vitamin B2 is stronger. Inside it, weaker.
Market
The Vitamin B2 market on Amazon at a glance
Shoppers on Amazon United States searched for Vitamin B2 1.1M times last year and spent an estimated $2.4M. The top 5 brands take 80% of clicks. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 15.5% of those searches ended in a purchase.
Shoppers searched for this 1.1M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 15.5% of those searches ended in a purchase. Searches in the last 90 days moved +0.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $2.4M a year.
- Searches, last 12 months
- 1.1M
- Growth, 90 days vs prior 90
- +0.4%
- Conversion, latest week
- 15.5%
- Market size, estimated
- $2.4Ma year
- Peak month
- July1.3× the quietest month
- Top search term
- vitamin b2213K searches a year
02 · Price
A sale here is worth $14.23.
Listings sell for $14.23 on average, from $6.14 to $30.99. Amazon reports units sold in ranges. This niche sold 150K to 200K a year. The average listing sells 12,500 to 15,000 of them. At $14.23 that is $178K to $213K a year per listing.
- Average price
- $14.23under the $15 to $100 sweet spot
- Price range
- $6.14–$30.99
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 150K–200K
- Units per listing a year
- 12,500–15,000
- Revenue per listing a year
- $178K–$213K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
77% 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 #154 within Vitamin B. It carries 3,424 reviews at 4.68 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 77%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #154in Vitamin B
- Average rating
- 4.68 starsAmazon United States average 4.42 stars
- Average reviews
- 3,424per listing
- Listings tracked
- 13
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 82 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
- 82 months
Products
Top Vitamin B2 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 Vitamin B2 (Riboflavin) 400mg 120 Capsules Gluten Free
- Price
- $14.62
- Rating
- 4.7/5
- Reviews
- 16,288
- Age
- 10y ago

ForestLeaf Vitamin B2 Riboflavin 400mg - Energy Skin & Cellular Health Supplement - Nervous System Support - Vitamin B 2 VIT B - Non-GMO & Gluten Free - B2 Vitamin 400mg Vegetable Capsules 90 Count
- Price
- $16.82
- Rating
- 4.7/5
- Reviews
- 10,803
- Age
- 7y ago

Natures Bounty Vitamin B B-2 Vitamin 100mg as Riboflavin Supplement Aids Energy Metabolism 100 Vegetarian Coated Tablets 100 Day Supply
- Price
- $8.09
- Rating
- 4.7/5
- Reviews
- 1,134
- Age
- 12y ago

NOW Supplements Vitamin B-2 (Riboflavin) 100 mg Energy Production* 100 Veg Capsules
- Price
- $6.14
- Rating
- 4.7/5
- Reviews
- 4,191
- Age
- 19y ago

Nutricost Vitamin B2 (Riboflavin) 100mg 120 Capsules Gluten Free
- Price
- $9.86
- Rating
- 4.7/5
- Reviews
- 5,453
- Age
- 7y ago
Trending
estimated 90-day click momentum
NOW Supplements Vitamin B-2 (Riboflavin) 100 mg Energy Production* 100 Veg Capsules
- Price
- $6.14
- Rating
- 4.7/5
- Reviews
- 4,191
- Age
- 19y ago

DEAL SUPPLEMENT Vitamin B2 400mg (Riboflavin) | with Magnesium Glycinate 400mg 240 Capsules 2 in 1 Support Healthy Nervous System Mood Blood & Energy Production Non-GMO
- Price
- $19.07
- Rating
- 4.7/5
- Reviews
- 1,324
- Age
- 6y ago

Natures Bounty Vitamin B B-2 Vitamin 100mg as Riboflavin Supplement Aids Energy Metabolism 100 Vegetarian Coated Tablets 100 Day Supply
- Price
- $8.09
- Rating
- 4.7/5
- Reviews
- 1,134
- Age
- 12y ago

Healthfare Vitamin B2 Riboflavin 400mg | 180 Vegan Capsules | High Potency | Non-GMO | Gluten-Free | Made in USA
- Price
- $10.07
- Rating
- 4.7/5
- Reviews
- 1,170
- Age
- 4y ago

kindnature Vitamin B2 Gummies - Riboflavin 400mg Supplement for Kids & Adults - Non-GMO Soy & Gluten-Free Vegan Chewable Gummies (30 Day Supply)
- Price
- $21.58
- Rating
- 4.5/5
- Reviews
- 869
- Age
- 4y ago
Newest
by launch date
Vitamin B2 Riboflavin 400mg | 240 Softgels with Coconut Oil | Highly Bioavailable | Extra Strength Vitamin B Energy Supplements | Essential B Vitamins for Women & Men | Non-GMO Gluten Free
- Price
- $18.29
- Rating
- 4.7/5
- Reviews
- 220
- Age
- 1y ago

Carlyle Vitamin B2 200mg | 150 Count | Riboflavin
- Price
- $10.02
- Rating
- 4.7/5
- Reviews
- 493
- Age
- 3y ago

Healthfare Vitamin B2 Riboflavin 400mg | 180 Vegan Capsules | High Potency | Non-GMO | Gluten-Free | Made in USA
- Price
- $10.07
- Rating
- 4.7/5
- Reviews
- 1,170
- Age
- 4y ago

kindnature Vitamin B2 Gummies - Riboflavin 400mg Supplement for Kids & Adults - Non-GMO Soy & Gluten-Free Vegan Chewable Gummies (30 Day Supply)
- Price
- $21.58
- Rating
- 4.5/5
- Reviews
- 869
- Age
- 4y ago

Carlyle Vitamin B-2 400mg | 180 Count | B2 Riboflavin
- Price
- $6.91
- Rating
- 4.6/5
- Reviews
- 1,172
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 73% of clicks. A locked shelf that new listings rarely crack.
Brands
11 falling
Sellers
28
Est. top-5 brand share
80%
Top 20: 100%
Est. top-5 click share
73%
Top 20: 100%
Open market
14%
- Nutricost41%
- ForestLeaf15%
- Nature's Bounty10%
- Carlyle8%
- NOW Foods6%
- Healthfare6%
- Open — no brand owns it (5 brands, 14%)
Demand
Vitamin B2 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Vitamin B2 search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- vitamin b2213K/yr
- riboflavin169K/yr
- b2 vitamins157K/yr
- riboflavin 400mg123K/yr
- vitamin b2 400 mg58K/yr
- riboflavin vitamin b250K/yr
- b2 400mg28K/yr
- vitamin b2 riboflavin 400mg12K/yr
- b2 riboflavin 400mg21K/yr
- riboflavin 200mg23K/yr
Reviews and returns
What reviews say buyers love and hate about Vitamin B2
We read the reviews and the return reasons for every product selling here.
“But does make my urine very yellow”
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.
18 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 B2 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









