vitamin with iron
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible13.3%search→purchase rate — share of searches ending in a sale
Avg price
Great$19.67avg listing price — sweet spot $15–$100
Price range
Great$5.83–$59.29cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Great$937K$937K/yr · 359K searches
Growth
Bad-0.6%90-day search growth — must beat 0% to launch
Competition
Bad74%top-5 click share — a locked-up shelf
Review moat
Bad13,282.35avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, vitamin with iron is a $937K/yr Amazon United States market (359K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 49/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
vitamin with iron market data
- Units sold / yr
- 50K–60K
- avg 2,500–3,000/product
- Revenue / yr
- $984K–$1.2M
- units × avg price
- Conversion rate
- 13.3%
- Avg BSR
- #665
- Page quality
- 0%
- Prime
- 71%
- Sponsored
- 35%
- Out of stock
- 0.0%
- Avg brand age
- 83 months
- Avg seller age
- 151 days
Competition & brand share
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 flat
Sellers
130
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
0%
- Centrum90%
- KIRKLAND8%
- Generic2%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -0.6% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.1×
Top vitamin with iron search terms
- centrum silver141K/yr
- centrum silver adults 50 plus92K/yr
- kirkland multivitamins35K/yr
- kirkland vitamins18K/yr
- centrum silver 50 plus9K/yr
- kirkland mature multi vitamins 400 tablets10K/yr
- kirkland multivitamins for adults 50 plus8K/yr
- kirkland multivitamin7K/yr
- adult multivitamins 50 plus5K/yr
- centrum adults 50+5K/yr
Top vitamin with iron 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 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Centrum Silver Multivitamin for Adults 50 and Over 220 Tablets
Centrum$18.524.8★4,829 rev
Centrum Minis Silver Multivitamin for Adults 50 and Over 320 Tablets
Centrum$18.464.7★27,070 rev
Centrum Silver Mens 50+ Multivitamin with Vitamin D3 B-Vitamins Zinc for Memory and Cognition - 200 Tablets
Centrum$17.574.8★28,906 rev
Centrum Silver Womens Multivitamin for Women 50 and Over 200 Tablets
Centrum$16.944.8★34,837 rev
Centrum Silver Multivitamin for Adults 50 and Over 125 Tablets
Centrum$10.434.8★6,129 rev
Newest
by launch date
Centrum Multivitamin for Adults 18 and Over 200 Tablets
Centrum$11.818,336 rev
Silver Adults 50+ Multivitamin with Higher Vitamin C and Zinc Heart Brain Eye Support 325 Tablets
Generic$29.5211 rev
Centrum Silver Multivitamin for Adults 50 and Over 220 Tablets
Centrum$18.524,829 rev
Centrum Silver Mens 50+ Multivitamin with Vitamin D3 B-Vitamins Zinc for Memory and Cognition - 200 Tablets
Centrum$17.5728,906 rev
Centrum Silver Womens Multivitamin for Women 50 and Over 200 Tablets
Centrum$16.9434,837 rev
Trending
90-day click momentumSilver Adults 50+ Multivitamin with Higher Vitamin C and Zinc Heart Brain Eye Support 325 Tablets
Generic$29.524.2★
Centrum Multivitamin for Men Multivitamin/Multimineral Supplement with Vitamin D3 B Vitamins and Antioxidants Gluten Free Non-GMO Ingredients - 250 Count
Centrum$22.944.7★
Centrum Silver Mens 50+ Multivitamin with Vitamin D3 B-Vitamins Zinc for Memory and Cognition - 200 Tablets
Centrum$17.574.8★
Centrum Silver Multivitamin for Adults 50 and Over 220 Tablets
Centrum$18.524.8★
Centrum Silver Womens Multivitamin for Women 50 and Over 200 Tablets
Centrum$16.944.8★
What buyers say about vitamin with iron
What buyers praise and complain about, mined from review topics.What buyers love
“Good multi vitamins”
“Chewy”
“Great deal”
“In terms of quality, the product feels reliable and well-made”
“Accurate description”
“Very Convenient Size”
“These pills do a very good job”
“Ease of use”
“it helped my energy level”
“It's a convenient way to support overall health”
What buyers complain about
“These are small”
“Ran out of vitamins”
“Why 75 mg is considered Low”
“Immediately upset my stomach”
“Contains toxic ingredients that are totally NOT”
“Getting pricey”
“Is somewhat big for swallowing”
“BEWARE KNOWN SIDE EFFECTS”
“Not gummy”
“I saw that there is no potassium in the ingredients list on my bottle”
Top return reasons
Common questions
- Is vitamin with iron profitable to sell on Amazon United States?
- The niche generates $937K/yr across 17 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -0.6%. Flapen's verdict: Skip it (49/100).
- How competitive is the vitamin with iron niche?
- 3 brands and 130 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in vitamin with iron?
- Top complaints mined from reviews: Size-Overall, Vitamin, Dosage. The return rate is 0.0%.
- When does demand for vitamin with iron peak?
- Demand is steady year-round — the busiest month runs 1.1× the quietest.
- What does it cost to enter the vitamin with iron niche?
- Listings span $5.83–$59.29; the average listing price is $19.67 (sweet spot $15–$100). The average incumbent carries 13,282 reviews — the moat a new listing must climb.