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48

hayfever kids

Skip it

Prices mostly outside the sweet spot ($1.30–$8.51) — this niche doesn't clear our bar today.

Market size 4Growth 96Conversion 98Competition 11Returns 100Price range 0Avg price 13Brand share 29Review moat 69Quality gap 42

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible17.2%

search→purchase rate — share of searches ending in a sale

Growth

Incredible+160.5%

90-day search growth — must beat 0% to launch

Review moat

Good744.67

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Avg price

Bad£4.77

avg listing price — sweet spot $15–$100

Competition

Bad86%

top-5 click share — a locked-up shelf

Market size

Bad£17K

£17K/yr · 21K searches

Price range

Bad£1.30–£8.51

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, hayfever kids is a £17K/yr Amazon United Kingdom market (21K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Apr–May–Jun. Verdict: Skip it — 48/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

hayfever kids market data

Units sold / yr
3K–4K
avg 500–750/product
Revenue / yr
£14K–£19K
units × avg price
Conversion rate
17.2%
Avg BSR
#24
Page quality
0%
Prime
100%
Sponsored
89%
Out of stock
0.0%
Avg brand age
75 months
Avg seller age
183 days

Competition & brand share

The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 rising

Sellers

110

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

86%

Top 20: 100%

Open market

7%

  • Benadryl47%
  • Piri21%
  • Clarityn7%
  • NUAGÉ7%
  • Zirtek6%
  • Becodefence5%
  • Open — no brand owns it (2 brands, 7%)

Demand & seasonality

Weekly Amazon search volume, last 57 weeks — +160.5% search growth over the last 90 days.
2K1KHoliday '25Spike '26JulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Apr, May, Jun · busiest ÷ quietest = 11.0×

Top hayfever kids search terms

  • hayfever kids6K/yr
  • benadryl kids9K/yr
  • hayfever for kids2K/yr
  • benadryl liquid2K/yr
  • benadryl allergy relief kids1K/yr
All search terms

Top hayfever 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%15%£3K30%£5K45%£8K60%£10K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

What buyers say about hayfever kids

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

What buyers love

Value For Money15%

“affordable”

Efficiency10%

“It was really effective”

Ease Of Use9%

“Easy to use”

Allergies9%

“Great for dogs with allergies”

Taste-Overall7%

“It has a pleasant enough taste”

Fever Relief7%

“So helpful for people with hayfever”

Quality-Overall6%

“Good quality”

Advertised Vs Actual Product4%

“Does the job”

Moist/Dry2%

“Dries the skin”

Sinus Relief2%

“Great nasal spray”

What buyers complain about

Allergies22%

“holy moly did it sting”

Value For Money12%

“Rip Off Price”

Taste-Overall6%

“Very bad taste”

Dosage4%

“doesn't contain many doses”

Flavor3%

“I found the flavour quite unpleasant and artificial and the liquid too sweet for my taste”

Side Effects3%

“But couldn't notice a relief after using it”

Functionality-Overall3%

“Didn't work”

Size-Overall2%

“Small ish bottle”

Water Resistance2%

“My eye started to water while driving the back lanes”

Smell2%

“More like SOAKED IN IT. they also smell really strongly so sent me into a sneezing fit”

Top return reasons

Smell53%
Age Suitability13%
Product Condition13%
Leak-Proof7%
Safety Standards7%
Functionality-Overall7%

Common questions

Is hayfever kids profitable to sell on Amazon United Kingdom?
The niche generates £17K/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +160.5%. Flapen's verdict: Skip it (48/100).
How competitive is the hayfever kids niche?
8 brands and 110 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 88% of demand.
What do buyers complain about in hayfever kids?
Top complaints mined from reviews: Allergies, Value For Money, Taste-Overall. The return rate is 0.0%.
When does demand for hayfever kids peak?
Demand peaks in Apr–May–Jun; the busiest month runs 11.0× the quietest.
What does it cost to enter the hayfever kids niche?
Listings span £1.30–£8.51; the average listing price is £4.77 (sweet spot $15–$100). The average incumbent carries 745 reviews — the moat a new listing must climb.