b50 complex vitamins
Skip itStrong incumbent ratings (4.7★) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Great10.3%search→purchase rate — share of searches ending in a sale
Avg price
Great$16.92avg listing price — sweet spot $15–$100
Price range
Good$5.71–$41.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Market size
Okay$194K$194K/yr · 111K searches
Competition
Okay64%top-5 click share — leaders hold, buyers still browse
Growth
Okay+2.0%90-day search growth — must beat 0% to launch
Review moat
Bad7,713.79avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, b50 complex vitamins is a $194K/yr Amazon United States market (111K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Jan. Verdict: Skip it — 49/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
b50 complex vitamins market data
- Units sold / yr
- 10K–13K
- avg 250–500/product
- Revenue / yr
- $169K–$212K
- units × avg price
- Conversion rate
- 10.3%
- Avg BSR
- #801
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 53%
- Out of stock
- 0.0%
- Avg brand age
- 101 months
- Avg seller age
- 157 days
Competition & brand share
The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.Brands
14 falling
Sellers
624
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
64%
Top 20: 100%
Open market
15%
- NOW Foods38%
- Swanson12%
- Solgar10%
- 365 by Whole Foods Market10%
- 21st Century9%
- Carlyle7%
- Open — no brand owns it (8 brands, 15%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +2.0% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 1.7×
Top b50 complex vitamins search terms
- b50 complex vitamins23K/yr
- b5017K/yr
- b complex 509K/yr
- b 50 complex vitamins7K/yr
- vitamin b complex 505K/yr
- vitamin b507K/yr
- vitamin b complex 50 mg capsules4K/yr
- b50 complex5K/yr
- b-50 complex vitamins4K/yr
- vitamin b50 complex4K/yr
Top b50 complex vitamins products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 19 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
NOW Foods Supplements Vitamin B-50 mg Energy Production* Nervous System Health* 100 Veg Capsules
NOW Foods$11.284.8★3,331 rev
NOW Supplements Vitamin B-50 Energy Production* Nervous System Health* 250 Veg Capsules
NOW Foods$20.294.8★3,331 rev
Swanson Balance B-50 High-Potency B Vitamin Complex for Busy Adults Seeking Immune Heart and Nervous System Support (250 Capsules)
Swanson$21.974.7★1,541 rev
21st Century B 50 Complex Prolonged Release Tablets 60 Count (Pack of 1)
21st Century$5.714.7★822 rev
365 by Whole Foods Market Vitamin B-50 Complex Vegan 90 Capsules
365 by Whole Foods Market$14.854.7★749 rev
Newest
by launch date
Carlyle Vitamin B50 Complex | 180 Vegetarian Caplets
Carlyle$13.42300 rev
365 by Whole Foods Market Vitamin B-50 Complex Vegan 90 Capsules
365 by Whole Foods Market$14.85749 rev
365 by Whole Foods Market Vitamin B-50 Complex Vegan 180 Capsules
365 by Whole Foods Market$22.99749 rev
Life Extension BioActive Complete B-Complex Heart Brain and Nerve Support Healthy Energy Metabolism Complete B Complex 60 Vegetarian Capsules
Life Extension$8.4310,061 rev
Nature Made Super B Complex with Vitamin C & Folic Acid 140 Tablets
Nature Made$9.6343,424 rev
Trending
90-day click momentum
Swanson Balance B-50 High-Potency B Vitamin Complex for Busy Adults Seeking Immune Heart and Nervous System Support (100 Capsules)
Swanson$15.284.7★
NOW Foods Supplements Vitamin B-50 mg Energy Production* Nervous System Health* 100 Veg Capsules
NOW Foods$11.284.8★
21st Century B 50 Complex Prolonged Release Tablets 60 Count (Pack of 1)
21st Century$5.714.7★
Bariatric Advantage Vitamin B50 Complex - for Bariatric Surgery Patients - High-Potency Easy-Digest Mini Capsules - Vitamin B Complex Supplements - Brain Health Support* - 180 Count
Bariatric Advantage$32.534.7★
Solgar B-Complex 50 250 Vegetable Capsules - Energy Metabolism Cardiovascular Support Nervous System Support - Non-GMO Vegan Gluten Free Dairy Free Kosher - 250 Servings
Solgar$25.444.7★
What buyers say about b50 complex vitamins
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality, and the bottle lasts a long time”
“Good quality vitamins”
“Helps with energy”
“It affordable”
“Product as advertised”
“The capsules are easy to take”
“Easy to use”
“Healthy Choice”
“HELPS WITH MY ARTHRITIS ANG GAVE ME A LITTLE BOOST FOR THE DAY”
“No aftertaste and no issues with tolerability”
What buyers complain about
“Do not buy these vitamins”
“Nasty Smell”
“SEVERE ALLERGIC REACTION”
“Dose is too variable”
“Not for me tastes bad”
“I can't tell a difference in energy”
“It's false advertising”
“Not sure what ingredient may have been the culprit”
“the symptoms I had made me so sick”
“turn pee neon yellow”
Top return reasons
Common questions
- Is b50 complex vitamins profitable to sell on Amazon United States?
- The niche generates $194K/yr across 19 tracked products. 90-day search growth is +2.0%. Flapen's verdict: Skip it (49/100).
- How competitive is the b50 complex vitamins niche?
- 14 brands and 624 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in b50 complex vitamins?
- Top complaints mined from reviews: Vitamin, Smell, Allergies. The return rate is 0.0%.
- When does demand for b50 complex vitamins peak?
- Demand peaks in Jan; the busiest month runs 1.7× the quietest.
- What does it cost to enter the b50 complex vitamins niche?
- Listings span $5.71–$41.80; the average listing price is $16.92 (sweet spot $15–$100). The average incumbent carries 7,714 reviews — the moat a new listing must climb.