Is ferrous gluconate 324 mg tablets profitable to sell on Amazon United States?

The niche generates $482K/yr across 9 tracked products. 90-day search growth is +9.8%. Flapen's verdict: Worth a look (50/100).

How competitive is the ferrous gluconate 324 mg tablets niche?

9 brands and 42 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 90% of demand.

What do buyers complain about in ferrous gluconate 324 mg tablets?

Top complaints mined from reviews: Iron, Taste-Overall, Acid Regulator/Stomach Ache Relief. The return rate is 0.0%.

When does demand for ferrous gluconate 324 mg tablets peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the ferrous gluconate 324 mg tablets niche?

Listings span $8.69–$25.51; the average listing price is $16.70 (sweet spot $15–$100). The average incumbent carries 1,594 reviews — the moat a new listing must climb.

ferrous gluconate 324 mg tablets

Worth a look

Shows low returns (0.0%), but a concentrated shelf (top 5 take 90% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible15.7%

search→purchase rate — share of searches ending in a sale

Avg price

Great$16.70

avg listing price — sweet spot $15–$100

Price range

Good$8.69–$25.51

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Good$482K

$482K/yr · 183K searches

Review moat

Okay1,594

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+9.8%

90-day search growth — must beat 0% to launch

Brand share

Okay90%

top-5 brand share — brands hold most of the demand

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Competition

Bad90%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United States niche tracking, ferrous gluconate 324 mg tablets is a $482K/yr Amazon United States market (183K searches/yr). The top 5 brands hold 90% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

ferrous gluconate 324 mg tablets market data

Units sold / yr: 30K–40K; avg 3,000–4,000/product
Revenue / yr: $501K–$668K; units × avg price
Conversion rate: 15.7%
Avg BSR: #210
Page quality: 0%
Prime: 100%
Sponsored: 56%
Out of stock: 0.0%
Avg brand age: 93 months
Avg seller age: 163 days

Competition & brand share

The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 falling

Sellers

Top-5 brand share

90%

Top 20: 100%

Top-5 click share

90%

Top 20: 100%

Open market

P Puregen Labs33%
Vitamatic26%
PADDOCK LABORATORIES20%
Nature's Blend6%
NATIONAL VITAMIN COMPANY INC5%
ZEYUMEE3%
Open — no brand owns it (3 brands, 8%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +9.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top ferrous gluconate 324 mg tablets search terms

ferrous gluconate 324 mg77K/yr +15.5%18.6% conv.
ferrous gluconate70K/yr +3.7%12.0% conv.
ferrous gluconate 325mg15K/yr +10.3%14.2% conv.
iron gluconate9K/yr -0.2%9.0% conv.
iron ferrous gluconate4K/yr +13.4%10.4% conv.
ferrous gluconate 325 mg3K/yr +17.4%12.3% conv.
ferrous glycinate2K/yr +45.3%2.4% conv.
ferrous gluconate iron supplement3K/yr -36.8%4.5% conv.

All search terms

Top ferrous gluconate 324 mg tablets 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Puregen Labs Ferrous Gluconate 324 mg [High Potency] Iron Supplement Gentle on Stomach - 100 Tablets

P Puregen Labs$9.964.6★1,134 rev

Vitamatic Ferrous Gluconate 324 mg + Vitamin C 100 mg - No Artificial Color Additives - Gentle on Stomach - 250 Tablets - Made in USA

Vitamatic$9.994.6★523 rev

PADDOCK LABORATORIES Ferrous Gluconate Tablets 324mg 100 Count

PADDOCK LABORATORIES$8.694.7★1,715 rev

Natures Blend Ferrous Gluconate Tablets 100 Count

Nature's Blend$9.074.6★962 rev

Nature`s Blend Ferrous Gluconate Tablets 324 mg 100 Count (Pack of 2)

NATIONAL VITAMIN COMPANY INC$16.234.7★1,966 rev

Newest

by launch date

Iron Supplement for Women Teen Girls Iron Gummies Ferrous Gluconate 324 mg

duwhot$24.76119 rev

1y ago

Vitamatic Ferrous Gluconate 324 mg + Vitamin C 100 mg - No Artificial Color Additives - Gentle on Stomach - 250 Tablets - Made in USA

Vitamatic$9.99523 rev

1y ago

Puregen Labs Ferrous Gluconate 324 mg [High Potency] Iron Supplement Gentle on Stomach - 100 Tablets

P Puregen Labs$9.961,134 rev

2y ago

Perrigo Ferrous Gluconate Green Tablets 324mg 100ct (3 Pack)

Perrigo$22.901,917 rev

10y ago

Nature`s Blend Ferrous Gluconate Tablets 324 mg 100 Count (Pack of 2)

NATIONAL VITAMIN COMPANY INC$16.231,966 rev

11y ago

What buyers say about ferrous gluconate 324 mg tablets

What buyers praise and complain about, mined from review topics.

What buyers love

Iron18%

“Great iron supplement”

Quality-Overall15%

“The quality feels very clean”

Value For Money7%

“worth the money”

Advertised Vs Actual Product7%

“Works as it should”

Ease Of Chewing/Swallowing6%

“Easy on stomach”

Acid Regulator/Stomach Ache Relief5%

“No stomach issues at all”

Side Effects5%

“doesnt cause side effects”

Vitamin4%

“A good vitamin—easy to take”

Regulates Digestion3%

“Doesn't constipate”

Efficiency2%

“DOES THE JOB”

What buyers complain about

Iron17%

“My Dr told me I am low on iron”

Taste-Overall13%

“Slight after-taste”

Acid Regulator/Stomach Ache Relief7%

“I probably have the worst stomach out there”

Side Effects6%

“Made me extremely dizzy”

Regulates Digestion3%

“Causes constipation”

Functionality-Overall3%

“Didn't work for me”

Color2%

“They were not the light uniformed beige color as shown in the stock photos”

Vitamin2%

“But these vitamins being sold on Amazon are not right”

Absorbency2%

“does not absorb well”

Sleep Quality2%

“literally couldn't sleep”

Top return reasons

Acid Regulator/Stomach Ache Relief37%

Regulates Digestion26%

Functionality-Overall22%

Value For Money11%

Moist/Dry4%

Common questions

Is ferrous gluconate 324 mg tablets profitable to sell on Amazon United States?: The niche generates $482K/yr across 9 tracked products. 90-day search growth is +9.8%. Flapen's verdict: Worth a look (50/100).
How competitive is the ferrous gluconate 324 mg tablets niche?: 9 brands and 42 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 90% of demand.
What do buyers complain about in ferrous gluconate 324 mg tablets?: Top complaints mined from reviews: Iron, Taste-Overall, Acid Regulator/Stomach Ache Relief. The return rate is 0.0%.
When does demand for ferrous gluconate 324 mg tablets peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the ferrous gluconate 324 mg tablets niche?: Listings span $8.69–$25.51; the average listing price is $16.70 (sweet spot $15–$100). The average incumbent carries 1,594 reviews — the moat a new listing must climb.