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53

naproxen 500mg extra strength

Worth a look

Shows a $8.3M/yr market, but brand-locked demand (top 5 brands take 96% of clicks) keeps it on the watch list.

Market size 100Growth 30Conversion 100Competition 24Returns 100Price range 54Avg price 72Brand share 9Review moat 22Quality gap 14

Market size

Incredible$8.3M

$8.3M/yr · 2.8M searches

Conversion

Incredible20.2%

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

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Avg price

Good$14.69

avg listing price — sweet spot $15–$100

Price range

Good$4.96–$26.60

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

Growth

Okay+4.4%

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

Competition

Bad71%

top-5 click share — a locked-up shelf

Review moat

Bad9,409.07

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.8★

avg incumbent rating — lower means beatable quality

Brand share

Bad96%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 falling

Sellers

63

Top-5 brand share

96%

Open market

2%

  • Aleve44%
  • Amazon Basic Care43%
  • HealthCareAisle4%
  • GoodSense3%
  • Motrin2%
  • CAMBER PHARMACEUTICALS, INC2%
  • Open — no brand owns it (1 brand, 2%)

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%$827K20%$1.7M30%$2.5M40%$3.3M1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +4.4% search growth over the last 90 days.
60K40KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Reviews

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

What buyers love

Value For Money26%

“Best value”

Quality-Overall14%

“Amazing Quality”

Efficiency14%

“Works well”

Advertised Vs Actual Product10%

“As advertised”

Joint Pain7%

“Great for knees”

Ease Of Use4%

“Its easy to use”

Muscle Pain Relief3%

“very effective on back and muscle aches”

Inflammation3%

“Great for inflammation”

Dosage2%

“Good dosage”

Ease Of Chewing/Swallowing2%

“Easy to swallow”

What buyers complain about

Pain Relief-Overall12%

“PAIN”

Dosage9%

“Not an effective dosage”

Value For Money8%

“Pricey”

Functionality-Overall7%

“Didn't work”

Advertised Vs Actual Product5%

“It is an unsaid”

Size-Overall4%

“I don't like the size of these”

Regulates Digestion4%

“However, used it too long a period of time which resulted in excessive nosebleeds, which was caused by the product containing NSAID”

Smell4%

“Smells like mold”

Moist/Dry3%

“noticeably wet inside the bottle”

Quality-Overall2%

“I see why its so cheap”

Top return reasons

Age Suitability22%
Product Condition11%
Joint Pain11%
Size-Overall11%
Advertised Vs Actual Product11%
Side Effects11%
Pain Relief-Overall11%
Leak-Proof11%