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asthmanefrin

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A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 1Growth 14Conversion 6Competition 0Returns 100Price range 95Avg price 93Brand share 0Review moat 22Quality gap 50

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Price range

Incredible$27.74–$72.90

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

Avg price

Great$50.32

avg listing price — sweet spot $15–$100

Quality gap

Good4.5★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,081.5

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-22.1%

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

Conversion

Bad0.5%

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

Market size

Bad$4K

$4K/yr · 16K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 falling

Sellers

40

Top-5 brand share

100%

Open market

0%

  • Nephron Pharmaceutical76%
  • Primatene24%

Product shelf

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.1% search growth over the last 90 days.
1K600Spike '24Black Friday '24Holiday '24Prime Day '25Spike '25SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 2.7×

Reviews

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

What buyers love

Quality-Overall14%

“Good quality”

Value For Money14%

“less expensive”

Breathability14%

“I can breath after I use them so I'm happy”

Efficiency11%

“Works well”

Sinus Relief10%

“I bought this when I started getting have breathing issues from sinuses thinking it would be better than making a doctors appointment to get another script”

Advertised Vs Actual Product9%

“Works as advertised”

Ease Of Use5%

“easy”

Allergies3%

“works to open up lungs due to minor allergy irritations”

Durability3%

“These inhalers used to last much longer”

Cough Relief1%

“Cleared my airways quickly”

What buyers complain about

Value For Money8%

“Too expensive now”

Functionality-Overall7%

“Doesn't work”

Dispensing Mechanism6%

“No medication was EVER dispensed with all attempted puffs”

Durability6%

“It only lasted for a couple of puffs”

Allergies6%

“when his asthma + allergies act up + he runs out of his Albuterol Inhaler”

Salt Content6%

“The salt taste is TERRIBLE”

Breathability6%

“I literally couldnt sleep without this because whenever I laid down I was so congested I couldnt breath”

Ingredients-Overall6%

“Not A Proper Substitute For Albuterol”

Taste-Overall6%

“It taste like Listerine”

Cough Relief4%

“Coughing so much it was literally leaving me breathless”