Skip to content
50

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

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Great8.1%

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

Okay2,042.1

avg incumbent reviews — the moat a new listing must climb

Competition

Okay66%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Avg price

Okay£9.69

avg listing price — sweet spot $15–$100

Brand share

Bad92%

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

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

Top diarrhea relief kids search terms

  • dioralyte258K/yr
  • dioralyte rehydration sachets81K/yr
  • enterosgel41K/yr
  • dioralyte sachets13K/yr
  • dioralyte blackcurrant 20 sachets12K/yr
  • dyrolite sachets adults8K/yr
  • diarolite sachets adult9K/yr
  • diarrhea relief kids7K/yr
  • dioralyte blackcurrant5K/yr
  • dioralyte 20 sachets9K/yr
All 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 moat Market 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.

What buyers say about diarrhea relief kids

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall19%

“more normal taste”

Value For Money12%

“Good Value”

Quality-Overall10%

“Great product for the most part”

Moist/Dry6%

“Very hydrating”

Flavor6%

“Great flavour”

Ease Of Use6%

“Easy to use”

Advertised Vs Actual Product5%

“much nicer than I expected”

Solubility4%

“dissolves well”

Efficiency4%

“Do the job well”

Vitamin3%

“Handy tube for vitamin tablets”

What buyers complain about

Taste-Overall30%

“It tastes bland”

Value For Money11%

“Waste of money”

Flavor7%

“Disgusting flavour”

Salt Content3%

“The cheaper boots salts are much better”

Solubility3%

“never properly dissolves”

Ease Of Use3%

“Tablets hard to remove from packaging”

Acid Regulator/Stomach Ache Relief3%

“its no fun when you have a terrible upset stomach”

Artificial Sweeteners2%

“I often find flavoured hydration products either too sweet or too artificial tasting”

Smell2%

“this time I can feel like the chemical smell”

Flatness1%

“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.