Stress B Complex
FailThe top 5 brands take 97% of clicks, so Stress B Complex is a Fail.
- Flapen Score
- 46 / 100Ranks 9,041 of 14,768 Health & Household niches · −3 vs the category median of 4946
- Market size
- $247K/yr101K searches / yr
- 90-day growth
- +11.1%search demand this quarter
- Competition
- 85%top-5 click share · 6 brands · 610 sellers
Flapen Score
Stress B Complex against its category
The dotted line is the Health & Household average. Past it, Stress B Complex is stronger. Inside it, weaker.
Market
The Stress B Complex market on Amazon at a glance
Shoppers on Amazon United States searched for Stress B Complex 101K times last year and spent an estimated $247K. The top 5 brands take 97% of clicks. Demand peaks in Jun–Jul. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 14.7% of those searches ended in a purchase.
Shoppers searched for this 101K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 14.7% of those searches ended in a purchase. Searches in the last 90 days moved +11.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $247K a year.
- Searches, last 12 months
- 101K
- Growth, 90 days vs prior 90
- +11.1%
- Conversion, latest week
- 14.7%
- Market size, estimated
- $247Ka year
- Peak month
- June2.7× the quietest month
- Top search term
- stress b complex31K searches a year
02 · Price
A sale here is worth $16.54.
Listings sell for $16.54 on average, from $8.76 to $27.29. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 2,500 to 3,000 of them. At $16.54 that is $41K to $50K a year per listing.
- Average price
- $16.54inside the $15 to $100 sweet spot
- Price range
- $8.76–$27.29
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 2,500–3,000
- Revenue per listing a year
- $41K–$50K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
56% of listings pay for placement with sponsored ads. 89% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #444 within Vitamin B. It carries 7,246 reviews at 4.63 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 56%
- Prime listings
- 89%
- Out of stock, average day
- 0.0%
- Average rank
- #444in Vitamin B
- Average rating
- 4.63 starsAmazon United States average 4.42 stars
- Average reviews
- 7,246per listing
- Listings tracked
- 9
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 94 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
- 94 months
Products
Top Stress B Complex 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
THORNE - Stress B-Complex - Vitamins B2 B6 B12 & Folate in Highly-Absorbable and Active Forms - Extra Vitamin B5 for Adrenal Support Stress Management & Immune Function* - 60 Servings
- Price
- $25.34
- Rating
- 4.6/5
- Reviews
- 4,120
- Age
- 24y ago

Nature Made Super B Complex with Vitamin C & Folic Acid 140 Tablets
- Price
- $9.63
- Rating
- 4.7/5
- Reviews
- 43,424
- Age
- 15y ago

Nature Made Stress B Complex with Vitamin C and Zinc B Complex Vitamins for Women and Men Immune Support 75 Tablets 75 Day Supply
- Price
- $10.68
- Rating
- 4.7/5
- Reviews
- 10,555
- Age
- 18y ago

THORNE - Basic B-Complex - Tissue-Ready Vitamin B Complex Supplement with Choline - Supports Cellular Energy Production Brain Health & Red Blood Cell Formation* - Gluten-Free - 60 Servings
- Price
- $26.40
- Rating
- 4.7/5
- Reviews
- 4,620
- Age
- 24y ago

365 by Whole Foods Market Vitamin B Stress Complex with Vitamin C 90 Veg Capsules
- Price
- $12.12
- Rating
- 4.6/5
- Reviews
- 73
- Age
- 7y ago
Trending
estimated 90-day click momentum
MASON NATURAL Stress B Complex with Antioxidants + Zinc 6 Month Supply Dual Action Formula Supports Energy Metabolism & Immune Health 3 Pack
- Price
- $18.42
- Rating
- 4.5/5
- Reviews
- 101
- Age
- 3y ago

Nature Made Super B Complex with Vitamin C & Folic Acid 140 Tablets
- Price
- $9.63
- Rating
- 4.7/5
- Reviews
- 43,424
- Age
- 15y ago

365 by Whole Foods Market Vitamin B Stress Complex with Vitamin C 90 Veg Capsules
- Price
- $12.12
- Rating
- 4.6/5
- Reviews
- 73
- Age
- 7y ago

Carlyle Stress B Complex with Vitamin C | 180 Caplets
- Price
- $8.76
- Rating
- 4.7/5
- Reviews
- 226
- Age
- 3y ago

365 by Whole Foods Market Stress B-Complex with Vitamin C Energy & Nervous System Support Vegan 60 Capsules
- Price
- $10.20
- Rating
- 4.5/5
- Reviews
- 865
- Age
- 8y ago
Newest
by launch date
Carlyle Stress B Complex with Vitamin C | 180 Caplets
- Price
- $8.76
- Rating
- 4.7/5
- Reviews
- 226
- Age
- 3y ago

MASON NATURAL Stress B Complex with Antioxidants + Zinc 6 Month Supply Dual Action Formula Supports Energy Metabolism & Immune Health 3 Pack
- Price
- $18.42
- Rating
- 4.5/5
- Reviews
- 101
- Age
- 3y ago

365 by Whole Foods Market Vitamin B Stress Complex with Vitamin C 90 Veg Capsules
- Price
- $12.12
- Rating
- 4.6/5
- Reviews
- 73
- Age
- 7y ago

365 by Whole Foods Market Stress B-Complex with Vitamin C Energy & Nervous System Support Vegan 60 Capsules
- Price
- $10.20
- Rating
- 4.5/5
- Reviews
- 865
- Age
- 8y ago

Nature Made Super B Complex with Vitamin C & Folic Acid 140 Tablets
- Price
- $9.63
- Rating
- 4.7/5
- Reviews
- 43,424
- Age
- 15y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 85% of clicks. A locked shelf that new listings rarely crack.
Brands
6 rising
Sellers
610
Est. top-5 brand share
97%
Top 20: 100%
Est. top-5 click share
85%
Top 20: 100%
Open market
0%
- THORNE61%
- Nature Made18%
- 365 by Whole Foods Market9%
- BlueBonnet5%
- MASON NATURAL3%
- Carlyle3%
- Open — no brand owns it (0%)
Demand
Stress B Complex search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jun, Jul · busiest ÷ quietest = 2.7×
Search terms
Top Stress B Complex search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- stress b complex31K/yr
- thorne stress b-complex24K/yr
- stress b complex with vitamin c and zinc7K/yr
- b complex stress5K/yr
- vitamin stress b complex4K/yr
- b complex with zinc5K/yr
- vitamin b stress complex4K/yr
- b stress complex vitamins5K/yr
- stress b complex vitamins4K/yr
- stress b3K/yr
Reviews and returns
What reviews say buyers love and hate about Stress B Complex
We read the reviews and the return reasons for every product selling here.
“There is a slight smell”
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.
17 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 Stress B Complex 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









