Simethicone
FailPrices span $2.50–$16.05, mostly outside the sweet spot, so Simethicone is a Fail.
- Flapen Score
- 38 / 100Ranks 1,800 of 2,035 Health & Personal Care niches · −10 vs the category median of 4838
- Market size
- £180K/yr263K searches / yr
- 90-day growth
- -12.9%search demand this quarter
- Competition
- 87%top-5 click share · 9 brands · 78 sellers
Flapen Score
Simethicone against its category
The dotted line is the Health & Personal Care average. Past it, Simethicone is stronger. Inside it, weaker.
Market
The Simethicone market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Simethicone 263K times last year and spent an estimated £180K. The top 5 brands take 93% of clicks. Flapen scores it 38 out of 100, a Fail.
01 · Demand
An estimated 8.7% of those searches ended in a purchase.
Shoppers searched for this 263K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 8.7% of those searches ended in a purchase. Searches in the last 90 days moved -12.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £180K a year.
- Searches, last 12 months
- 263K
- Growth, 90 days vs prior 90
- -12.9%
- Conversion, latest week
- 8.7%
- Market size, estimated
- £180Ka year
- Peak month
- August1.5× the quietest month
- Top search term
- simethicone59K searches a year
02 · Price
A sale here is worth £7.87.
Listings sell for £7.87 on average, from £2.50 to £16.05. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 1,500 to 2,000 of them. At £7.87 that is £12K to £16K a year per listing.
- Average price
- £7.87under the $15 to $100 sweet spot
- Price range
- £2.50–£16.05
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 1,500–2,000
- Revenue per listing a year
- £12K–£16K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
64% of listings pay for placement with sponsored ads. 91% ship with Prime. On an average day, 6.5% of listings are out of stock. The average listing ranks #52 within Over-the-Counter Medication. It carries 2,993 reviews at 4.45 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 64%
- Prime listings
- 91%
- Out of stock, average day
- 6.5%
- Average rank
- #52in Over-the-Counter Medication
- Average rating
- 4.45 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 2,993per listing
- Listings tracked
- 11
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 61 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 61 months
Products
Top Simethicone products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Rennie Wind Relief Pro Effective Relief from Flatulence and Gas-Related Complaints 250 mg Simeticone 50 Soft Gel Capsules
- Price
- £9.80
- Rating
- 4.4/5
- Reviews
- 331
- Age
- 11mo ago

Rennie Deflatine Trapped Wind and Bloating Tablets Fast and Effective Heartburn Relief and Indigestion Relief Sugar Free Mint 1 Pack of 36 Tablets
- Price
- £5.42
- Rating
- 4.4/5
- Reviews
- 6,949
- Age
- 17y ago

Bloateze Stomach Bloating Cramping & Trapped Wind Relief for Adults | Begins to Work in 15 Minutes | with Active Carbon (20 Tablets)
- Price
- £5.96
- Rating
- 4.3/5
- Reviews
- 574
- Age
- 2y ago

Windeze Gel Caps
- Price
- £6.38
- Rating
- 4.6/5
- Reviews
- 514
- Age
- 15y ago

Buscopan Targets the Source of Belly Pain Cramps & Discomfort Starts to Work in 15 Minutes 60 Tablets Relief from IBS Stomach Pain Cramps & Discomfort
- Price
- £10.02
- Rating
- 4.7/5
- Reviews
- 5,762
- Age
- 1y ago
Trending
estimated 90-day click momentum
silicolgel Sachets - Clinically Proven Relief for IBS Symptoms: Diarrhoea Stomach Pain Bloating and Flatulence. Also Treats Heartburn Acid Reflux and Nausea. 12 x 15ml.
- Price
- £8.19
- Rating
- 4.3/5
- Reviews
- 529
- Age
- 4y ago

Bisodol Indigestion Relief Tablets Peppermint 1 Pack of 60 Tablets
- Price
- £2.50
- Rating
- 4.6/5
- Reviews
- 1,212
- Age
- 3y ago

Buscopan Targets the Source of Belly Pain Cramps & Discomfort Starts to Work in 15 Minutes 60 Tablets Relief from IBS Stomach Pain Cramps & Discomfort
- Price
- £10.02
- Rating
- 4.7/5
- Reviews
- 5,762
- Age
- 1y ago

Bloateze Stomach Bloating Cramping & Trapped Wind Relief for Adults | Begins to Work in 15 Minutes | with Active Carbon (20 Tablets)
- Price
- £5.96
- Rating
- 4.3/5
- Reviews
- 574
- Age
- 2y ago

Rennie Wind Relief Pro Effective Relief from Flatulence and Gas-Related Complaints 250 mg Simeticone 50 Soft Gel Capsules
- Price
- £9.80
- Rating
- 4.4/5
- Reviews
- 331
- Age
- 11mo ago
Newest
by launch date
Rennie Wind Relief Pro Effective Relief from Flatulence and Gas-Related Complaints 250 mg Simeticone 50 Soft Gel Capsules
- Price
- £9.80
- Rating
- 4.4/5
- Reviews
- 331
- Age
- 11mo ago

Buscopan Targets the Source of Belly Pain Cramps & Discomfort Starts to Work in 15 Minutes 60 Tablets Relief from IBS Stomach Pain Cramps & Discomfort
- Price
- £10.02
- Rating
- 4.7/5
- Reviews
- 5,762
- Age
- 1y ago

Bloateze Stomach Bloating Cramping & Trapped Wind Relief for Adults | Begins to Work in 15 Minutes | with Active Carbon (20 Tablets)
- Price
- £5.96
- Rating
- 4.3/5
- Reviews
- 574
- Age
- 2y ago

Fybocalm Wind and bloating relief 30 capsules Naturally derived Wind and bloating relief long lasting relief Clinically proven Gluten free
- Price
- £9.26
- Rating
- 4.2/5
- Reviews
- 871
- Age
- 2y ago

Bisodol Indigestion Relief Tablets Peppermint 1 Pack of 60 Tablets
- Price
- £2.50
- Rating
- 4.6/5
- Reviews
- 1,212
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 87% of clicks. A locked shelf that new listings rarely crack.
Brands
9 falling
Sellers
78
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
87%
Top 20: 100%
Open market
5%
- Rennie55%
- BLOATEZE15%
- Windeze14%
- Buscopan6%
- Medic3%
- Bisodol2%
- Open — no brand owns it (3 brands, 5%)
Demand
Simethicone search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Simethicone search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- simethicone59K/yr
- simethicone tablets26K/yr
- trapped wind relief for adults27K/yr
- simeticone17K/yr
- gas x14K/yr
- wind relief for adults13K/yr
- wind settlers gel capsules8K/yr
- wind settlers16K/yr
- gas-x10K/yr
- espumisan8K/yr
Reviews and returns
What reviews say buyers love and hate about Simethicone
We read the reviews and the return reasons for every product selling here.
“Not effective enough”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Simethicone questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









