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migraine medicine

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Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 98Growth 24Conversion 100Competition 21Returns 100Price range 28Avg price 51Brand share 0Review moat 24Quality gap 14

Conversion

Incredible21.5%

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

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Market size

Incredible$5.2M

$5.2M/yr · 2.0M searches

Avg price

Good$12.17

avg listing price — sweet spot $15–$100

Price range

Okay$4.85–$18.93

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

Growth

Bad-1.7%

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

Review moat

Bad5,878.45

avg incumbent reviews — the moat a new listing must climb

Competition

Bad75%

top-5 click share — a locked-up shelf

Quality gap

Bad4.8★

avg incumbent rating — lower means beatable quality

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

75

Top-5 brand share

100%

Open market

0%

  • Excedrin69%
  • Amazon Basic Care16%
  • GlaxoSmithKline10%
  • GenCare5%
  • Open — no brand owns it (0%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$516K20%$1.0M30%$1.5M40%$2.1M1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 11 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -1.7% search growth over the last 90 days.
45K35KPrime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Reviews

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

What buyers love

Quality-Overall24%

“Just as good as name brand”

Value For Money18%

“Better price”

Efficiency12%

“Effective”

Advertised Vs Actual Product11%

“As advertised”

Ease Of Chewing/Swallowing5%

“Anybody can swallow these, Anybody”

Strength4%

“Effective”

Ease Of Use3%

“Easy to use”

Side Effects3%

“I always keep a bottle of Excedrin on hand because it has honestly been a lifesaver when headaches hit”

Acid Regulator/Stomach Ache Relief3%

“Good buy, works well, better on my stomach”

Dosage1%

“Staple for the Medicine Cabinet 💊 This Excedrin Rapid Relief 500 mg tablets came as described”

What buyers complain about

Functionality-Overall19%

“Ineffective”

Smell9%

“Rancid vinegar smell”

Size-Overall6%

“The caplets are a little big”

Acid Regulator/Stomach Ache Relief6%

“I recently had some stomach issues”

Side Effects6%

“There are documented cases of people like me with these side effects”

Dosage5%

“May of these pills are broken and unusable”

Sleep Quality4%

“Even sleep wasn't helping”

Pain Relief-Overall4%

“it simply didnt provide the relief I was hoping for”

Value For Money3%

“should have found something cheaper”

Taste-Overall2%

“Terrible Taste”

Top return reasons

Value For Money40%
Size-Overall30%
Functionality-Overall10%
Dosage10%
Side Effects10%