sterilising fluid
Skip itBrand-locked demand (top 5 brands take 94% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.2%return rate — above 5% kills the launch gate
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Review moat
Good1,136.79avg incumbent reviews — the moat a new listing must climb
Competition
Okay60%top-5 click share — leaders hold, buyers still browse
Growth
Okay+13.1%90-day search growth — must beat 0% to launch
Market size
Okay£118K£118K/yr · 207K searches
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Avg price
Bad£8.56avg listing price — sweet spot $15–$100
Price range
Bad£2.60–£17.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad94%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, sterilising fluid is a £118K/yr Amazon United Kingdom market (207K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jan. Verdict: Skip it — 43/100.
Data updated Jul 18, 2026 · scored weekly · How we score niches
sterilising fluid market data
- Units sold / yr
- 15K–20K
- avg 500–750/product
- Revenue / yr
- £128K–£171K
- units × avg price
- Conversion rate
- 6.7%
- Avg BSR
- #1,441
- Page quality
- 0%
- Prime
- 79%
- Sponsored
- 63%
- Out of stock
- 8.3%
- Avg brand age
- 49 months
- Avg seller age
- 166 days
Competition & brand share
The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
95
Top-5 brand share
94%
Top 20: 100%
Top-5 click share
60%
Top 20: 100%
Open market
4%
- Milton51%
- SereneTouch17%
- MILTON13%
- ButterFox7%
- KRISP6%
- TDY Store3%
- Open — no brand owns it (2 brands, 4%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +13.1% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 2.1×
Top sterilising fluid 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 19 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Milton Sterilising Tablets 2 Pack (56 Tablets Total) | Cold Water Baby Bottle Steriliser | Kills 99.9% of Germs | Fast & Easy | Travel-Friendly | Trusted UK Brand
SereneTouch£6.424.6★225 rev
Milton Sterilising Fluid (500ml) - Pack of 2
MILTON£6.554.7★425 rev
Milton Antibacterial Surface Spray 500ml Kills 99.9% of Germs 0% Alcohol and Bleach-Free Pack of 6 Sprays Vegan
Milton£11.504.8★429 rev
Milton PX51366 Disinfecting Fluid Kills Bacteria & Fungi For Hospitals & Professional Kitchens Cleans Utensils in 15 Minutes 5 Litre
Milton£14.474.7★561 rev
Milton Cold Water Steriliser Kills 99% of Germs Sterilises in 15 Minutes Fits up to 6 Standard Baby Bottles Used by Healthcare Professionals White
Milton£17.654.8★8,951 rev
Newest
by launch date
Milton Sterilising Fluid 500ml Baby Bottle & Feeding Equipment Steriliser Kills 99.9% of Germs Effective Home & Travel Use for Bottles Teats & Utensils
ZINNIAUK£7.4610 rev
MiltonBaby 28 Sterilising Tablets - TDY Bundle Including TDY Steralization Guide
TDY Store£7.5110 rev
CRYSTAL25 Milton Sterilising Tablets - 28 Tablets for Cleaning Baby Bottles Breastfeeding Accessories & Equipment - Rinse-Free Travel-Friendly Household Hygiene Solution - for Home or On The Go Use
Generic£8.940 rev
Milton Sterilising Tablets 2 Pack (56 Tablets Total) | Cold Water Baby Bottle Steriliser | Kills 99.9% of Germs | Fast & Easy | Travel-Friendly | Trusted UK Brand
SereneTouch£6.42225 rev
Milton Baby Bottle Cleaner 500 ml Plus Anti Bacterial Surface Spray 500 ml Plus Hand Sanitiser 50 ml Hygiene Bundle
ButterFox£14.1658 rev
Trending
90-day click momentumMilton Sterilising Fluid 500ml Baby Bottle & Feeding Equipment Steriliser Kills 99.9% of Germs Effective Home & Travel Use for Bottles Teats & Utensils
ZINNIAUK£7.463.8★
CRYSTAL25 Milton Sterilising Tablets - 28 Tablets for Cleaning Baby Bottles Breastfeeding Accessories & Equipment - Rinse-Free Travel-Friendly Household Hygiene Solution - for Home or On The Go Use
Generic£8.940.0★
MiltonBaby 28 Sterilising Tablets - TDY Bundle Including TDY Steralization Guide
TDY Store£7.514.9★
Milton Maximum Protection Sterilising Tablets
Milton£3.373.9★
Milton Sterilising Tablets 2 Pack (56 Tablets Total) | Cold Water Baby Bottle Steriliser | Kills 99.9% of Germs | Fast & Easy | Travel-Friendly | Trusted UK Brand
SereneTouch£6.424.6★
What buyers say about sterilising fluid
What buyers praise and complain about, mined from review topics.What buyers love
“not expensive”
“Top notch stuff”
“Very good cleaning product”
“Great just what I needed”
“Easy to use”
“Good for water bottles”
“We use this spray daily in our house, cleans all our spills, food & sticky tables effectively”
“They disinfect really well”
“fresh / clean scent”
“Good size”
What buyers complain about
“Leaks”
“Expensive”
“cannot be used”
“Doesnt even fit a full bottle”
“Came flat”
“they can dry out super fast”
“The smell is faint”
“I used it once following the instructions and the whole thing imploded”
“now the product feels more like an ice cream tub quality”
“Stained clothes”
Top return reasons
Common questions
- Is sterilising fluid profitable to sell on Amazon United Kingdom?
- The niche generates £118K/yr across 19 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is +13.1%. Flapen's verdict: Skip it (43/100).
- How competitive is the sterilising fluid niche?
- 8 brands and 95 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 94% of demand.
- What do buyers complain about in sterilising fluid?
- Top complaints mined from reviews: Leak-Proof, Value For Money, Ease Of Use. The return rate is 0.2%.
- When does demand for sterilising fluid peak?
- Demand peaks in Jan; the busiest month runs 2.1× the quietest.
- What does it cost to enter the sterilising fluid niche?
- Listings span £2.60–£17.65; the average listing price is £8.56 (sweet spot $15–$100). The average incumbent carries 1,137 reviews — the moat a new listing must climb.