Is naproxen liquid gels profitable to sell on Amazon United States?

The niche generates $85K/yr across 8 tracked products. 90-day search growth is +12.1%. Flapen's verdict: Skip it (39/100).

How competitive is the naproxen liquid gels niche?

4 brands and 6 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in naproxen liquid gels?

Top complaints mined from reviews: Smell, Value For Money, Pain Relief-Overall. The return rate is 0.0%.

When does demand for naproxen liquid gels peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the naproxen liquid gels niche?

Listings span $4.96–$22.34; the average listing price is $14.04 (sweet spot $15–$100). The average incumbent carries 5,702 reviews — the moat a new listing must climb.

Naproxen Liquid Gels

Skip it

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

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible13.3%

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

Avg price

Good$14.04

avg listing price — sweet spot $15–$100

Price range

Okay$4.96–$22.34

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

Growth

Okay+12.1%

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

Review moat

Bad5,702.38

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$85K

$85K/yr · 46K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Competition

Bad87%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Is naproxen liquid gels profitable on Amazon?

According to Flapen's Amazon United States niche tracking, naproxen liquid gels is a $85K/yr Amazon United States market (46K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 39/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

naproxen liquid gels market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 6K–8K; avg 750–1,000/product
Revenue / yr: $84K–$112K; units × avg price
Conversion rate: 13.3%
Avg BSR: #96
Page quality: 0%
Prime: 100%
Sponsored: 75%
Out of stock: 0.0%
Avg brand age: 85 months
Avg seller age: 153 days

Competition: brands, sellers & click share

The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

87%

Top 20: 100%

Open market

Amazon Basic Care63%
A+Health28%
Aleve5%
HealthCareAisle4%

naproxen liquid gels demand & seasonality

Weekly Amazon search volume, last 73 weeks — +12.1% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top naproxen liquid gels search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

naproxen liquid gels19K/yr +3.8%12.4% conv.
naproxen gel caps10K/yr +7.4%12.5% conv.
naproxen gel6K/yr +39.9%7.8% conv.
naproxen 500mg extra strength gel3K/yr +56.0%10.6% conv.
naproxen sodium liquid gels5K/yr -2.1%12.9% conv.
naproxen 500mg extra strength gel caps3K/yr +10.0%10.3% conv.

All search terms

Top naproxen liquid gels products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Amazon Basic Care Naproxen Sodium 220 mg Liquid Gels Pain Reliever/Fever Reducer (NSAID) Headache Backache Menstrual Pain Arthritis Pain 12-Hour Relief 180 Count (previously A+ health)

Amazon Basic Care$18.214.7★4,039 rev

A+Health Naproxen Sodium Back and Muscle Pain Liquid Gels 220 Mg Pain Reliever/Fever Reducer (NSAID) 180 Count

A+Health$18.554.4★1,487 rev

A+Health Ibuprofen 200 Mg Softgels Pain Reliever/Fever Reducer (NSAID) 300 Count

A+Health$13.954.7★16,359 rev

A+Health Naproxen Sodium Pain Reliever & Fever Reducer 220 Mg 120 Count

A+Health$13.234.5★28 rev

Aleve Liquid Capsules Naproxen Sodium Capsules 220 mg (NSAID) Pain Reliever/Fever Reducer Fast Pain Relief 120 Count

Aleve$22.344.8★6,445 rev

Newest

by launch date

A+Health Naproxen Sodium Pain Reliever & Fever Reducer 220 Mg 120 Count

A+Health$13.2328 rev

2y ago

Amazon Basic Care Naproxen Sodium Tablets 220 mg Pain Reliever Fever Reducer Headache Relief Backache Menstrual Cramps Arthritis Muscular Aches NSAID 90 Count

Amazon Basic Care$4.962,362 rev

4y ago

HealthCareAisle Naproxen Sodium 220 mg - 200 caplets - Pain Reliever and Fever Reducer Up to 12 Hours of Relief

HealthCareAisle$8.992,713 rev

4y ago

A+Health Naproxen Sodium Back and Muscle Pain Liquid Gels 220 Mg Pain Reliever/Fever Reducer (NSAID) 180 Count

A+Health$18.551,487 rev

5y ago

A+Health Mini Ibuprofen 200 Mg Softgels Pain Reliever/Fever Reducer (NSAID) 240 Count

A+Health$12.1112,186 rev

6y ago

What reviews say buyers love and hate about naproxen liquid gels

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

What buyers love

Value For Money33%

“are very affordable”

Quality-Overall16%

“Amazing Quality”

Efficiency12%

“Effective”

Advertised Vs Actual Product6%

“Works as advertised:”

Ease Of Chewing/Swallowing4%

“EASY SWALLOW”

Dosage3%

“Excellent price per dosage”

Inflammation3%

“It is an anti-inflammatory as well as a pain reliever”

Acid Regulator/Stomach Ache Relief2%

“Does not upset stomach”

Fever Relief2%

“Effective pain and fever relief”

Joint Pain2%

“Very effective for joint pain”

What buyers complain about

Smell14%

“Smells like mold tastes like mold”

Value For Money8%

“It got to be a very expensive to have to go to the doctors every month”

Pain Relief-Overall7%

“I had body aches”

Quality-Overall7%

“Quality is horrible”

Moist/Dry6%

“noticeably wet inside the bottle”

Safety Standards5%

“Safety cap won't work”

Size-Overall5%

“I don't like the size of these”

Dosage4%

“I do not like to take”

Adhesion/Stickiness4%

“A Sticky Situation”

Texture/Consistency-Overall4%

“Slimy”

Common naproxen liquid gels questions

Is naproxen liquid gels profitable to sell on Amazon United States?: The niche generates $85K/yr across 8 tracked products. 90-day search growth is +12.1%. Flapen's verdict: Skip it (39/100).
How competitive is the naproxen liquid gels niche?: 4 brands and 6 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in naproxen liquid gels?: Top complaints mined from reviews: Smell, Value For Money, Pain Relief-Overall. The return rate is 0.0%.
When does demand for naproxen liquid gels peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the naproxen liquid gels niche?: Listings span $4.96–$22.34; the average listing price is $14.04 (sweet spot $15–$100). The average incumbent carries 5,702 reviews — the moat a new listing must climb.