---
title: "Gaviscon Double Action — $91K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/gaviscon-double-action"
last_updated: "2026-08-12T00:19:03.507Z"
locale: en
meta:
description: "Niche score 39/100 · $91K/yr market · 41K searches/yr · $26.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 39/100 · $91K/yr market · 41K searches/yr · $26.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Gaviscon Double Action — $91K/yr Amazon US Niche (2026) - Flapen"
---
# **gaviscon double action**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 23Growth 15Conversion 80Competition 5Returns 100Price range 83Avg price 95Brand share 0Review moat 39Quality gap 35
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$26.61**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.86–$49.09**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.2%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****2,643.29**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$91K**
$91K/yr · 41K searches
**Growth**
**Bad****-19.7%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****93%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, gaviscon double action is a $91K/yr Amazon United States market (41K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 39/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **gaviscon double action market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$106K–$133K**
- units × avg price
- **Conversion rate**
- **8.2%**
- **Avg BSR**
- **#301**
- **Page quality**
- **0%**
- **Prime**
- **71%**
- **Sponsored**
- **14%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **75 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **—flat
**Sellers**
**33**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**93%**
Top 20: 100%
**Open market**
**0%**
- Gaviscon64% - Generic22% - SUSTERNA14%
## **Demand**
Weekly Amazon search volume, last 44 weeks — -19.7% search growth over the last 90 days.
1K750Spike '25Sep '25Oct '25Dec '25Feb '26Mar '26May '26
[**Open Trend **](https://flapen.com/research/us/health-household/gaviscon-double-action/trend)
## **Top gaviscon double action search terms**
- **gaviscon double action**33K/yr-18.1%8.3% conv. - **gaviscon dual action**3K/yr+5.3%7.0% conv. - **gaviscon double action tablets**5K/yr-47.8%13.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/gaviscon-double-action/search-terms)
## **Top gaviscon double action 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%$14K30%$27K45%$41K60%$54K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Gaviscon Double Action Tablets 24 Mint**Gaviscon**$27.60**4.7★2,682 rev](https://www.amazon.com/dp/B01N4W9FVW) [2**Double Action Mint Flavour 48 Chewable Tablets 2 Pack Total 96 Tablets**Generic**$49.09**4.5★23 rev](https://www.amazon.com/dp/B0FF286Y5F) [3**SUSTERNA Double Action Mint Flavour - 48 Chewable Tablets**SUSTERNA**$29.61**5.0★2 rev](https://www.amazon.com/dp/B0GSX76ZJ1) [4**Double Action Mint Chewable 24 Tablets GAV -2 Pack (Total 48 Tablet)**Generic**$26.48**5.0★5 rev](https://www.amazon.com/dp/B0GCKH19FR) [5**Gaviscon Extra Strength Cherry Chewable Tablet For Fast-Acting Heartburn Relief 100 Count**Gaviscon**$9.84**4.7★9,803 rev](https://www.amazon.com/dp/B002D4MZ2W)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Double Action Mint Liquid Antacid 150 ml Fast-Acting Heartburn Indigestion and Acid Reflux Relief Long-Lasting with 2 Measuring Cups (Pack of 2)**Generic**$34.82**2 rev3mo ago](https://www.amazon.com/dp/B0GVZ4FJXZ) [**SUSTERNA Double Action Mint Flavour - 48 Chewable Tablets**SUSTERNA**$29.61**2 rev3mo ago](https://www.amazon.com/dp/B0GSX76ZJ1) [**Double Action Mint Chewable 24 Tablets GAV -2 Pack (Total 48 Tablet)**Generic**$26.48**5 rev6mo ago](https://www.amazon.com/dp/B0GCKH19FR) [**Double Action Mint Flavour 48 Chewable Tablets 2 Pack Total 96 Tablets**Generic**$49.09**23 rev1y ago](https://www.amazon.com/dp/B0FF286Y5F) [**Gaviscon Double Action Tablets 24 Mint**Gaviscon**$27.60**2,682 rev9y ago](https://www.amazon.com/dp/B01N4W9FVW)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Double Action Mint Liquid Antacid 150 ml Fast-Acting Heartburn Indigestion and Acid Reflux Relief Long-Lasting with 2 Measuring Cups (Pack of 2)**Generic**$34.82**3.2★**▲ 175%**](https://www.amazon.com/dp/B0GVZ4FJXZ) [**SUSTERNA Double Action Mint Flavour - 48 Chewable Tablets**SUSTERNA**$29.61**5.0★**▲ 171%**](https://www.amazon.com/dp/B0GSX76ZJ1) [**Gaviscon Double Action Tablets 24 Mint**Gaviscon**$27.60**4.7★**▲ 36%**](https://www.amazon.com/dp/B01N4W9FVW) [**Double Action Mint Chewable 24 Tablets GAV -2 Pack (Total 48 Tablet)**Generic**$26.48**5.0★**▲ 26%**](https://www.amazon.com/dp/B0GCKH19FR) [**Double Action Mint Flavour 48 Chewable Tablets 2 Pack Total 96 Tablets**Generic**$49.09**4.5★**▼ 41%**](https://www.amazon.com/dp/B0FF286Y5F)
**~~View all trending →~~**
## **What buyers say about gaviscon double action**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Heart Health**15%
*“They work exceptionally well- near immediate relief from heartburn”*
**Efficiency**11%
*“works very fast”*
**Acid Regulator/Stomach Ache Relief**10%
*“It soothes the acid pretty well”*
**Regulates Digestion**10%
*“Effective for GERD”*
**Quality-Overall**10%
*“GOOD PRODUCT GOOD SELLER”*
**Taste-Overall**6%
*“Tastes great and works as stated”*
**Advertised Vs Actual Product**6%
*“As advertised”*
**Value For Money**5%
*“The price is amazing”*
**Flavor**3%
*“compared the flavor to a chalky sugar cookie”*
**Cough Relief**3%
*“This combination tremendously settles down the very uncomfortable throat tickle and cough”*
### **What buyers complain about **
**Taste-Overall**22%
*“the taste is awwwfull”*
**Flavor**10%
*“The cherry flavor isnt tasty”*
**Functionality-Overall**8%
*“Doesnt work”*
**Value For Money**7%
*“that has become super expensive so he switched to these tablets”*
**Regulates Digestion**6%
*“My son suffers from horrible GERD”*
**Heart Health**6%
*“I was having very bad heartburn”*
**Ease Of Chewing/Swallowing**4%
*“Cant swallow”*
**Measurement/Reading Accuracy**3%
*“does not include any way for you to measure it”*
**Acid Regulator/Stomach Ache Relief**3%
*“discouragingly horrible acid reflux”*
**Quality-Overall**3%
*“Not so good”*
## **Common questions**
- **Is gaviscon double action profitable to sell on Amazon United States?**
- The niche generates $91K/yr across 7 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -19.7%. Flapen's verdict: Skip it (39/100).
- **How competitive is the gaviscon double action niche?**
- 3 brands and 33 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in gaviscon double action?**
- Top complaints mined from reviews: Taste-Overall, Flavor, Functionality-Overall. The return rate is 0.0%.
- **What does it cost to enter the gaviscon double action niche?**
- Listings span $8.86–$49.09; the average listing price is $26.61 (sweet spot $15–$100). The average incumbent carries 2,643 reviews — the moat a new listing must climb.
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