Is prostarex profitable to sell on Amazon United States?

The niche generates $72K/yr across 5 tracked products. 90-day search growth is +0.8%. Flapen's verdict: Skip it (44/100).

How competitive is the prostarex niche?

2 brands and 3 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in prostarex?

Top complaints mined from reviews: Functionality-Overall, Sleep Quality, Side Effects. The return rate is 0.0%.

When does demand for prostarex peak?

Demand peaks in Jan–Dec; the busiest month runs 2.1× the quietest.

What does it cost to enter the prostarex niche?

Listings span $44.32–$139.20; the average listing price is $86.33 (sweet spot $15–$100). The average incumbent carries 6,306 reviews — the moat a new listing must climb.

prostarex

Skip it

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

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible13.0%

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

Quality gap

Incredible4.0★

avg incumbent rating — lower means beatable quality

Avg price

Great$86.33

avg listing price — sweet spot $15–$100

Price range

Good$44.32–$139.20

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

Growth

Okay+0.8%

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

Review moat

Bad6,305.6

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$72K

$72K/yr · 6K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals High Price

According to Flapen's Amazon United States niche tracking, prostarex is a $72K/yr Amazon United States market (6K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 44/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

prostarex market data

Units sold / yr: 500–750; avg 100–250/product
Revenue / yr: $43K–$65K; units × avg price
Conversion rate: 13.0%
Avg BSR: #201
Page quality: 0%
Prime: 60%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 88 months
Avg seller age: 160 days

Competition & brand share

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

Brands

2 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

Approved Science92%
ProstaGenix8%

Demand & seasonality

Weekly Amazon search volume, last 97 weeks — +0.8% search growth over the last 90 days.

Peak months: Jan, Dec · busiest ÷ quietest = 2.1×

Open Trend

Top prostarex 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.

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

All 5 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 270 Capsules (3 Month Supply)

Approved Science$95.614.0★546 rev

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 90 Capsules (1 Month Supply)

Approved Science$54.164.0★546 rev

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 540 Capsules (6 Month Supply)

Approved Science$139.204.0★546 rev

ProstaGenix Multiphase Prostate Supplement Capsule - 3 Bottles - Over 1 Million Sold - End Nighttime Bathroom Trips Urgency Frequent Urination.

ProstaGenix$98.394.0★14,945 rev

ProstaGenix Multiphase Prostate Supplement - Over 1 Million Sold - End Nighttime Bathroom Trips Urgency & More. 90 Capsules

ProstaGenix$44.324.0★14,945 rev

Newest

by launch date

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 540 Capsules (6 Month Supply)

Approved Science$139.20546 rev

3y ago

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 270 Capsules (3 Month Supply)

Approved Science$95.61546 rev

3y ago

ProstaGenix Multiphase Prostate Supplement Capsule - 3 Bottles - Over 1 Million Sold - End Nighttime Bathroom Trips Urgency Frequent Urination.

ProstaGenix$98.3914,945 rev

7y ago

ProstaGenix Multiphase Prostate Supplement - Over 1 Million Sold - End Nighttime Bathroom Trips Urgency & More. 90 Capsules

ProstaGenix$44.3214,945 rev

8y ago

Approved Science Prostarex - Advanced Prostate Supplements for Men Prostate Bladder & Urinary Health Support with Saw Palmetto Beta-Sitosterol & BioPerine 90 Capsules (1 Month Supply)

Approved Science$54.16546 rev

9y ago

What buyers say about prostarex

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

What buyers love

Efficiency21%

“very effective”

Advertised Vs Actual Product15%

“Works as advertized”

Sleep Quality10%

“A good night of sleep”

Quality-Overall10%

“Big improvement”

Side Effects5%

“No side effects that I can tell”

Value For Money5%

“Good price and works”

Functionality-Overall3%

“The product works”

Joint Pain3%

“Prostate help”

Urinary Bladder Health3%

“Highly recommended for enlarged prostate and urinating problems”

Inflammation3%

“it helps with itching”

What buyers complain about

Functionality-Overall40%

“didn't see any improvement in stream”

Sleep Quality8%

“essentially to not get any kind of deep sleep”

Side Effects7%

“After 2 months I was getting up once a night”

Advertised Vs Actual Product5%

“All advertisements are fake”

Value For Money5%

“Expensive”

Dosage4%

“5 bottles didn't help”

Visibility3%

“I didn't feel or see a difference”

Joint Pain3%

“Did not help the prostate”

Certifications3%

“the lab analysis certificate has no date”

Quality-Overall3%

“This product is junk”

Top return reasons

Functionality-Overall33%

Joint Pain33%

Advertised Vs Actual Product33%

Common questions

Is prostarex profitable to sell on Amazon United States?: The niche generates $72K/yr across 5 tracked products. 90-day search growth is +0.8%. Flapen's verdict: Skip it (44/100).
How competitive is the prostarex niche?: 2 brands and 3 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in prostarex?: Top complaints mined from reviews: Functionality-Overall, Sleep Quality, Side Effects. The return rate is 0.0%.
When does demand for prostarex peak?: Demand peaks in Jan–Dec; the busiest month runs 2.1× the quietest.
What does it cost to enter the prostarex niche?: Listings span $44.32–$139.20; the average listing price is $86.33 (sweet spot $15–$100). The average incumbent carries 6,306 reviews — the moat a new listing must climb.