indigestion tablets
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible19.7%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Market size
Great£1.6M£1.6M/yr · 1.0M searches
Review moat
Bad6,076avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Avg price
Bad£7.68avg listing price — sweet spot $15–$100
Growth
Bad-16.7%90-day search growth — must beat 0% to launch
Price range
Bad£2.50–£16.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad92%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, indigestion tablets is a £1.6M/yr Amazon United Kingdom market (1.0M searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 41/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
indigestion tablets market data
- Units sold / yr
- 200K–250K
- avg 12,500–15,000/product
- Revenue / yr
- £1.5M–£1.9M
- units × avg price
- Conversion rate
- 19.7%
- Avg BSR
- #47
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 75%
- Out of stock
- 0.5%
- Avg brand age
- 57 months
- Avg seller age
- 175 days
Competition & brand share
The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.Brands
4 falling
Sellers
118
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
92%
Top 20: 100%
Open market
0%
- Rennie66%
- TUMS19%
- Bisodol13%
- Nexium2%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -16.7% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 1.6×
Top indigestion tablets search terms
- rennie157K/yr
- tums129K/yr
- rennies indigestion tablets164K/yr
- rennies83K/yr
- indigestion tablets63K/yr
- antacid tablets49K/yr
- acid reflux42K/yr
- heartburn39K/yr
- rennies indigestion tablets 9628K/yr
- tums antacid tablets35K/yr
Top indigestion 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.
All 8 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Rennie Peppermint Flavour Antacid Heartburn and Indigestion Chewable Tablets 1 Pack of 96 Tablets - Gets to Work in 60 Seconds for Fast and Effective Heartburn Relief
Rennie£5.654.7★3,271 rev
Rennie Spearmint Flavour Antacid Heartburn and Indigestion Chewable Tablets 1 pack of 96 tablets - Gets to work in 60 seconds for fast and effective heartburn relief
Rennie£5.974.7★2,121 rev
TUMS Antacid Chewable Tablets Extra Strength for Heartburn Relief Assorted Fruit 96 count
TUMS£10.654.6★3,842 rev
Bisodol Indigestion Relief Tablets Peppermint 1 Pack of 60 Tablets
Bisodol£2.504.6★1,212 rev
TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief Pack of 160
TUMS£16.094.7★19,249 rev
Newest
by launch dateRennie Peppermint Flavour Antacid Heartburn and Indigestion Chewable Tablets 1 Pack of 96 Tablets - Gets to Work in 60 Seconds for Fast and Effective Heartburn Relief
Rennie£5.653,271 rev
Rennie Spearmint Flavour Antacid Heartburn and Indigestion Chewable Tablets 1 pack of 96 tablets - Gets to work in 60 seconds for fast and effective heartburn relief
Rennie£5.972,121 rev
Bisodol Indigestion Relief Tablets Peppermint 1 Pack of 60 Tablets
Bisodol£2.501,212 rev
Rennie Orange Flavour 72 Chewable Tablets
Rennie£7.47276 rev
TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief Pack of 160
TUMS£16.0919,249 rev
Trending
90-day click momentumTUMS Antacid Chewable Tablets Extra Strength for Heartburn Relief Assorted Fruit 96 count
TUMS£10.654.6★
Bisodol Indigestion Relief Tablets Peppermint 1 Pack of 60 Tablets
Bisodol£2.504.6★
TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief Pack of 160
TUMS£16.094.7★
Rennie Orange Flavour 72 Chewable Tablets
Rennie£7.474.7★
Rennie Peppermint Flavour Antacid Heartburn and Indigestion Chewable Tablets 1 Pack of 96 Tablets - Gets to Work in 60 Seconds for Fast and Effective Heartburn Relief
Rennie£5.654.7★
What buyers say about indigestion tablets
What buyers praise and complain about, mined from review topics.What buyers love
“Good value for money”
“Good quality antacid”
“Does the job”
“Good taste”
“Great for Indigestion and heartburn”
“Works well”
“Ease of use”
“reducing the acid reflux”
“Helps to relieve acid reflux”
“Great flavour”
What buyers complain about
“ok they are a little expensive for what they are”
“Rennie Steady Go! Doesn't seem to work, for me at least.”
“Bit of an odd tase with the peppermint”
“the acid can be very bad at times”
“I don't think these are very good they are more like peppermint sweets”
“can be sucked or chewed”
“Full of sugar”
“Like the flavour as most are peppermint which I dont like”
“Not as strong as other brands when the problem is worse”
“Absolutely disgusting smell and taste”
Common questions
- Is indigestion tablets profitable to sell on Amazon United Kingdom?
- The niche generates £1.6M/yr across 8 tracked products. 90-day search growth is -16.7%. Flapen's verdict: Skip it (41/100).
- How competitive is the indigestion tablets niche?
- 4 brands and 118 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in indigestion tablets?
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Taste-Overall. The return rate is 0.0%.
- When does demand for indigestion tablets peak?
- Demand peaks in Sep–Oct; the busiest month runs 1.6× the quietest.
- What does it cost to enter the indigestion tablets niche?
- Listings span £2.50–£16.09; the average listing price is £7.68 (sweet spot $15–$100). The average incumbent carries 6,076 reviews — the moat a new listing must climb.