---
title: "Diarrhea Relief Kids — £370K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/diarrhea-relief-kids"
last_updated: "2026-07-31T08:14:00.053Z"
locale: en
meta:
description: "Niche score 50/100 · £370K/yr market. Brand-locked demand (top 5 brands take 92% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · £370K/yr market. Brand-locked demand (top 5 brands take 92% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Diarrhea Relief Kids — £370K/yr Amazon UK Niche (2026) - Flapen"
---
# **diarrhea relief kids**
**Worth a look**
Shows low returns (0.0%), but brand-locked demand (top 5 brands take 92% of clicks) keeps it on the watch list.
Market size 54Growth 56Conversion 79Competition 32Returns 100Price range 48Avg price 31Brand share 19Review moat 45Quality gap 32
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****8.1%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Good****+29.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Good****£370K**
£370K/yr · 474K searches
**Price range**
**Okay****£3.24–£25.98**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****2,042.1**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****66%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****£9.69**
avg listing price — sweet spot $15–$100
**Brand share**
**Bad****92%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, diarrhea relief kids is a £370K/yr Amazon United Kingdom market (474K searches/yr). The top 5 brands hold 92% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **diarrhea relief kids market data**
- **Units sold / yr**
- **60K–80K**
- avg 5,000–6,000/product
- **Revenue / yr**
- **£581K–£775K**
- units × avg price
- **Conversion rate**
- **8.1%**
- **Avg BSR**
- **#273**
- **Page quality**
- **0%**
- **Prime**
- **75%**
- **Sponsored**
- **60%**
- **Out of stock**
- **9.6%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **170 days**
## **Competition & brand share**
The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▲rising
**Sellers**
**42**
**Top-5 brand share**
**92%**
Top 20: 100%
**Top-5 click share**
**66%**
Top 20: 100%
**Open market**
**5%**
- Dioralyte69% - Enterosgel10% - MyPro6% - JJH Medical4% - O.R.S3% - Phizz3% - Open — no brand owns it (3 brands, 5%)
## **Demand**
Weekly Amazon search volume, last 48 weeks — +29.6% search growth over the last 90 days.
20K15KSpike '26Prime Day '26Aug '25Oct '25Dec '25Feb '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/diarrhea-relief-kids/trend)
## **Top diarrhea relief kids search terms**
- **dioralyte**258K/yr+39.0%7.2% conv. - **dioralyte rehydration sachets**81K/yr+32.8%7.8% conv. - **enterosgel**41K/yr-6.3%15.1% conv. - **dioralyte sachets**13K/yr+95.2%5.0% conv. - **dioralyte blackcurrant 20 sachets**12K/yr+33.0%6.5% conv. - **dyrolite sachets adults**8K/yr+15.7%6.3% conv. - **diarolite sachets adult**9K/yr-8.2%8.6% conv. - **diarrhea relief kids**7K/yr+3.7%4.8% conv. - **dioralyte blackcurrant**5K/yr+16.4%4.9% conv. - **dioralyte 20 sachets**9K/yr-9.4%1.3% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/diarrhea-relief-kids/search-terms)
## **Top diarrhea relief kids 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%10%£37K20%£74K30%£111K40%£148K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dioralyte - Fast and Effective Supplement Treatment for Reducing Dehydration and Replacing Electrolytes (mineral salts) of Lost Body Water and Salts- Blackcurrant Flavour - 6 Sachets**Dioralyte**£3.63**4.8★4,649 rev](https://www.amazon.co.uk/dp/B001E4CZ4U) [2**Dioralyte Relief Raspberry - Fast and Effective Rehydration Treatment to Help Replace the Loss of Body Fluid and Electrolytes (minerals and salts) - Raspberry Flavour 6 Count (Pack of 1)**Dioralyte**£4.82**4.4★1,106 rev](https://www.amazon.co.uk/dp/B001DZQ5PA) [3**Dioralyte Natural - Fast and Effective Supplement Treatment for Reducing Dehydration and Replacing Electrolytes (mineral salts) of Lost Body Water and Salts- Natural - 6 Sachets**Dioralyte**£4.18**4.7★755 rev](https://www.amazon.co.uk/dp/B001E48ORM) [4**Rehydration Treatment Relief Blackcurrant Fast & Effective Electrolyte & Fluid Replacement Raspberry Flavour 6 Sachets Includes JJH Medical Diarrhoea Tracker Leaflet**JJH Medical**£8.50**4.9★17 rev](https://www.amazon.co.uk/dp/B0GSBXJW1F) [5**Dioralyte Citrus - Fast and Effective Supplement Treatment for Reducing Dehydration and Replacing Electrolytes (mineral salts) of Lost Body Water and Salts- Citrus Flavour - Powder 6 Sachets**Dioralyte**£4.47**4.6★1,982 rev](https://www.amazon.co.uk/dp/B001E48ORC)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**DiaCare Berry 30 Sachets Electrolytes and Probiotic | Berry Flavour Oral Electrolyte & Probiotic Sachets 30 Sachets Oral Rehydration for Children and Adults**MyPro**£16.25**18 rev5mo ago](https://www.amazon.co.uk/dp/B0GK28F424) [**DiaCare Berry Electrolytes and Probiotic | Berry Flavour Oral Electrolyte & Probiotic Sachets 6 Sachets Oral Rehydration for Children and Adults**MyPro**£4.98**43 rev1y ago](https://www.amazon.co.uk/dp/B0FCG83HGV) [**DiaCare Oral Rehydration for Children and Adults | Electrolytes and Probiotic | Orange Flavour | 6 Sachets**Diacare**£4.94**210 rev3y ago](https://www.amazon.co.uk/dp/B0BXPW6767) [**DioraHydrate Hydration Tablets with Electrolytes & Carbohydrates | 20 Blackcurrant Flavour Tablets| Scientifically Formulated for Active Hydration | Food Supplement Compact Tube**Dioralyte**£7.94**205 rev4y ago](https://www.amazon.co.uk/dp/B09R96XTKL) [**ENTEROSGEL Diarrhoea Relief for Children - Gastroenteritis Treatment Tummy Bug Relief Kids Stomach Bug Treatment Travelers Diarrhea First Aid Kit Stomach Pain Relief - for Babies & Children 90g**Enterosgel**£12.05**648 rev5y ago](https://www.amazon.co.uk/dp/B08XZ3PZ7H)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dioralyte - Fast and Effective Supplement Treatment for Reducing Dehydration and Replacing Electrolytes (Mineral Salts) of Lost Body Water and Salts- Blackcurrant Flavour - 2 X 6 Sachets**Dioralyte**£14.15**0.0★**▲ 198%**](https://www.amazon.co.uk/dp/B0H2F3BNWL) [**Rehydration Treatment Relief Blackcurrant Fast & Effective Electrolyte & Fluid Replacement Raspberry Flavour 6 Sachets Includes JJH Medical Diarrhoea Tracker Leaflet**JJH Medical**£8.50**4.9★**▲ 186%**](https://www.amazon.co.uk/dp/B0GSBXJW1F) [**5 x Dioralyte Natural 6 Sachets**Dioralyte**£25.98**4.7★**▲ 122%**](https://www.amazon.co.uk/dp/B00PB1W2SQ) [**DiaCare Berry 30 Sachets Electrolytes and Probiotic | Berry Flavour Oral Electrolyte & Probiotic Sachets 30 Sachets Oral Rehydration for Children and Adults**MyPro**£16.25**4.9★**▲ 111%**](https://www.amazon.co.uk/dp/B0GK28F424) [**DiaCare Berry Electrolytes and Probiotic | Berry Flavour Oral Electrolyte & Probiotic Sachets 6 Sachets Oral Rehydration for Children and Adults**MyPro**£4.98**4.4★**▲ 66%**](https://www.amazon.co.uk/dp/B0FCG83HGV)
**~~View all trending →~~**
## **What buyers say about diarrhea relief kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**19%
*“more normal taste”*
**Value For Money**12%
*“Good Value”*
**Quality-Overall**10%
*“Great product for the most part”*
**Moist/Dry**6%
*“Very hydrating”*
**Flavor**6%
*“Great flavour”*
**Ease Of Use**6%
*“Easy to use”*
**Advertised Vs Actual Product**5%
*“much nicer than I expected”*
**Solubility**4%
*“dissolves well”*
**Efficiency**4%
*“Do the job well”*
**Vitamin**3%
*“Handy tube for vitamin tablets”*
### **What buyers complain about **
**Taste-Overall**30%
*“It tastes bland”*
**Value For Money**11%
*“Waste of money”*
**Flavor**7%
*“Disgusting flavour”*
**Salt Content**3%
*“The cheaper boots salts are much better”*
**Solubility**3%
*“never properly dissolves”*
**Ease Of Use**3%
*“Tablets hard to remove from packaging”*
**Acid Regulator/Stomach Ache Relief**3%
*“its no fun when you have a terrible upset stomach”*
**Artificial Sweeteners**2%
*“I often find flavoured hydration products either too sweet or too artificial tasting”*
**Smell**2%
*“this time I can feel like the chemical smell”*
**Flatness**1%
*“Not delivered to flat's”*
## **Common questions**
- **Is diarrhea relief kids profitable to sell on Amazon United Kingdom?**
- The niche generates £370K/yr across 20 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +29.6%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the diarrhea relief kids niche?**
- 9 brands and 42 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 92% of demand.
- **What do buyers complain about in diarrhea relief kids?**
- Top complaints mined from reviews: Taste-Overall, Value For Money, Flavor. The return rate is 0.0%.
- **What does it cost to enter the diarrhea relief kids niche?**
- Listings span £3.24–£25.98; the average listing price is £9.69 (sweet spot $15–$100). The average incumbent carries 2,042 reviews — the moat a new listing must climb.
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