---
title: "Ferrous Gluconate 27 Mg — $66K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/ferrous-gluconate-27-mg"
last_updated: "2026-08-09T15:56:38.723Z"
locale: en
meta:
description: "Niche score 45/100 · $66K/yr market · 23K searches/yr · $14.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $66K/yr market · 23K searches/yr · $14.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Ferrous Gluconate 27 Mg — $66K/yr Amazon US Niche (2026) - Flapen"
---
# **ferrous gluconate 27 mg**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 17Growth 43Conversion 100Competition 19Returns 100Price range 62Avg price 70Brand share 6Review moat 72Quality gap 24
**Conversion**
**Incredible****20.5%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****634.2**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$14.34**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$6.42–$28.84**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+14.6%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****77%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$66K**
$66K/yr · 23K searches
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, ferrous gluconate 27 mg is a $66K/yr Amazon United States market (23K searches/yr). The top 5 brands hold 97% of demand. Verdict: Skip it — 45/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **ferrous gluconate 27 mg market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$57K–$72K**
- units × avg price
- **Conversion rate**
- **20.5%**
- **Avg BSR**
- **#430**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **60%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **85 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▲rising
**Sellers**
**52**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**77%**
Top 20: 100%
**Open market**
**0%**
- Fergon75% - Quality Choice7% - Nature's Bounty6% - MAJOR6% - GeriCare4% - Doctor's BEST3%
## **Demand**
Weekly Amazon search volume, last 8 weeks — +14.6% search growth over the last 90 days.
500300Jun '26Jun '26Jun '26Jun '26Jul '26Jul '26Jul '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/ferrous-gluconate-27-mg/trend)
## **Top ferrous gluconate 27 mg search terms**
- **fergon iron supplement**10K/yr+18.0%20.3% conv. - **ferrous gluconate 27 mg**5K/yr+14.7%9.6% conv. - **fergon**5K/yr-1.6%20.4% conv. - **iron 27 mg**3K/yr+29.6%9.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/ferrous-gluconate-27-mg/search-terms)
## **Top ferrous gluconate 27 mg 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.
0%15%$10K30%$20K45%$30K60%$40K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 10 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Fergon Iron Highly Soluble & Easily Digested 27 mg Iron 100 Tablets**Fergon**$11.34**4.6★1,020 rev](https://www.amazon.com/dp/B000GCTNQ4) [2**Fergon High Potency Iron Supplement Tablets 100 Count Pack of 2**Fergon**$22.63**4.8★418 rev](https://www.amazon.com/dp/B08PN2DHTY) [3**Fergon High Potency Iron Supplement 100 Count**Fergon**$12.86**4.6★157 rev](https://www.amazon.com/dp/B06WRQ4LTF) [4**Fergon Iron Restore Chewable Tablets - Gentle on Stomach 27mg Iron 60ct**Fergon**$14.14**4.4★1,067 rev](https://www.amazon.com/dp/B088GX255Q) [5**Quality Choice Energy Support Iron 27 mg Ferrous Gluconate Tablets 100 Count**Quality Choice**$7.00**4.6★163 rev](https://www.amazon.com/dp/B0BH6J9788)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Quality Choice Energy Support Iron 27 mg Ferrous Gluconate Tablets 100 Count**Quality Choice**$7.00**163 rev3y ago](https://www.amazon.com/dp/B0BH6J9788) [**Fergon High Potency Iron Supplement Tablets 100 Count Pack of 2**Fergon**$22.63**418 rev5y ago](https://www.amazon.com/dp/B08PN2DHTY) [**Fergon Iron Restore Chewable Tablets - Gentle on Stomach 27mg Iron 60ct**Fergon**$14.14**1,067 rev6y ago](https://www.amazon.com/dp/B088GX255Q) [**Doctors Best High Absorption Iron Tablet with Ferrochel Gentle on The Stomach Immune Health Blood Health 27 mg**Doctor's BEST**$9.42**1,388 rev9y ago](https://www.amazon.com/dp/B01N5WTWK3) [**Fergon High Potency Iron Supplement 100 Count**Fergon**$12.86**157 rev10y ago](https://www.amazon.com/dp/B06WRQ4LTF)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Gericare Ferrous Gluconate 27mg Iron Tablets Gentle Daily Iron Supplement to Support Healthy Iron Levels & Natural Energy Easy-to-Digest Formula 100 Count (Pack of 2)**GeriCare**$16.17**4.5★**▲ 179%**](https://www.amazon.com/dp/B0D5MNVKMR) [**Natures Bounty Gentle Iron 28 mg Capsules with Vitamin C Folic Acid Vitamin B-12 Iron Supplement Non-GMO Gluten-Free 90 Count**Nature's Bounty**$6.42**4.7★**▲ 132%**](https://www.amazon.com/dp/B0061GLELG) [**Major 27 mg Ferate Tabs - Ferrous Gluconate Elemental Iron Dietary Supplement - 100 Count (3 Pack)**MAJOR**$14.59**4.6★**▲ 76%**](https://www.amazon.com/dp/B01GF3FK0K) [**Doctors Best High Absorption Iron Tablet with Ferrochel Gentle on The Stomach Immune Health Blood Health 27 mg**Doctor's BEST**$9.42**4.6★**▲ 49%**](https://www.amazon.com/dp/B01N5WTWK3) [**Fergon High Potency Iron Supplement Tablets 100 Count Pack of 2**Fergon**$22.63**4.8★**▲ 23%**](https://www.amazon.com/dp/B08PN2DHTY)
**~~View all trending →~~**
## **What buyers say about ferrous gluconate 27 mg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Iron**20%
*“This is a great iron tablet”*
**Quality-Overall**14%
*“Excellent Product”*
**Acid Regulator/Stomach Ache Relief**12%
*“This is truly gentle on the stomach”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Regulates Digestion**6%
*“works well for senior adults with constipation issues”*
**Value For Money**6%
*“Good value”*
**Ease Of Chewing/Swallowing**5%
*“Easy on the stomach”*
**Efficiency**4%
*“Works well”*
**Vitamin**3%
*“Added vitamin C, folic acid, and B-12 round it out nicely”*
**Soft Feel**2%
*“Gentle on your insides”*
### **What buyers complain about **
**Iron**18%
*“I truly can't tell if it made any difference or not because I didn't feel low in iron as I have in the past”*
**Acid Regulator/Stomach Ache Relief**12%
*“I have a very sensitive stomach”*
**Instructions/User Manual/Troubleshooting**6%
*“They put a label over the instructions which is incredibly foolhardy”*
**Advertised Vs Actual Product**6%
*“Intentionally deceiving”*
**Fever Relief**6%
*“Made me sick”*
**Taste-Overall**6%
*“Taste Horrible”*
**Regulates Digestion**3%
*“Can cause constipation”*
**Pain Relief-Overall**3%
*“Makes me sick”*
**Sharpness**3%
*“Has slightly sharp edges”*
**Dosage**3%
*“reading the front of the label alone doesn't make it easy when dosing”*
### **Top return reasons **
**Advertised Vs Actual Product**25%
**Iron**25%
**Vitamin**25%
**Dosage**25%
## **Common questions**
- **Is ferrous gluconate 27 mg profitable to sell on Amazon United States?**
- The niche generates $66K/yr across 10 tracked products. 90-day search growth is +14.6%. Flapen's verdict: Skip it (45/100).
- **How competitive is the ferrous gluconate 27 mg niche?**
- 6 brands and 52 sellers compete. The top 5 products take 77% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in ferrous gluconate 27 mg?**
- Top complaints mined from reviews: Iron, Acid Regulator/Stomach Ache Relief, Instructions/User Manual/Troubleshooting. The return rate is 0.0%.
- **What does it cost to enter the ferrous gluconate 27 mg niche?**
- Listings span $6.42–$28.84; the average listing price is $14.34 (sweet spot $15–$100). The average incumbent carries 634 reviews — the moat a new listing must climb.
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