---
title: "Prolong — $12K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/prolong"
last_updated: "2026-08-06T18:03:00.123Z"
locale: en
meta:
description: "Niche score 38/100 · $12K/yr market · 33K searches/yr · $29.56 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $12K/yr market · 33K searches/yr · $29.56 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Prolong — $12K/yr Amazon US Niche (2026) - Flapen"
---
# **prolong**
**Skip it**
A small market ($12K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 22Conversion 16Competition 26Returns 99Price range 81Avg price 95Brand share 41Review moat 24Quality gap 47
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$29.56**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.70–$111.96**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****70%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****5,616.24**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-5.4%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$12K**
$12K/yr · 33K searches
According to Flapen's Amazon United States niche tracking, prolong is a $12K/yr Amazon United States market (33K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 38/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **prolong market data**
- **Units sold / yr**
- **1K–1K**
- avg 0–100/product
- **Revenue / yr**
- **$30K–$37K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#3,729**
- **Page quality**
- **0%**
- **Prime**
- **76%**
- **Sponsored**
- **47%**
- **Out of stock**
- **8.8%**
- **Avg brand age**
- **104 months**
- **Avg seller age**
- **153 days**
## **Competition & brand share**
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▲rising
**Sellers**
**92**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**70%**
Top 20: 100%
**Open market**
**15%**
- Prolong Super Lubricants42% - PROLONG LASH14% - Prolube13% - Liqui Moly6% - Promescent5% - Slick 505% - Open — no brand owns it (6 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -5.4% search growth over the last 90 days.
1K750Prime Day '24Black Friday '24Holiday '24Spike '25Holiday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/automotive/prolong/trend)
## **Top prolong 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.
0%10%$1K20%$2K30%$4K40%$5K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz White**Prolong Super Lubricants**$33.11**4.8★2,312 rev](https://www.amazon.com/dp/B002MGYWI6) [2**Prolong Super Lubricants PSL15000 Transmission Treatment 8 oz**Prolong Super Lubricants**$23.69**4.6★1,479 rev](https://www.amazon.com/dp/B001DKV5H8) [3**Eyelash Extension Shampoo & Brush - Large 100ml Bottle - Gentle Foaming Cleanser Lash Wash for Extensions and Natural Lashes - Safe Daily Makeup Remover - Paraben & Sulphate Free - Salon & Home Use**PROLONG LASH**$25.00**4.6★943 rev](https://www.amazon.com/dp/B088S6YYRH) [4**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1QT)**Prolube**$37.00**4.6★2,793 rev](https://www.amazon.com/dp/B0DW3MFN2F) [5**Promescent Desensitizing Delay Spray for Men Clinically Proven to Help You Last Longer in Bed - Better Maximized Sensation + Prolong Climax for Him 2.6 ml**Promescent**$23.66**3.9★16,448 rev](https://www.amazon.com/dp/B07SQ48736)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**AlphaMale Premium Delay Cream - Last Longer in Bed - Desensitizing Creme with 7.5% Benzocaine - No-Mess Alternative to Delay Spray - To Prolong Intimacy - 1oz**AlphaMale**$21.14**1,992 rev5mo ago](https://www.amazon.com/dp/B0G4DZM7MY) [**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1Gallon)**Prolube**$111.96**2,793 rev11mo ago](https://www.amazon.com/dp/B0FH22R2KB) [**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1QT)**Prolube**$37.00**2,793 rev1y ago](https://www.amazon.com/dp/B0DW3MFN2F) [**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (16oz)**Prolube**$29.38**2,793 rev1y ago](https://www.amazon.com/dp/B0DVT5763K) [**(5 Pack) Prolong Power Pills for Men Prolong Power Prolong Power Capsules Prolong Power Supplement ProlongPower Capsules for Men Prolong Power Original Pills Review 300 Pills for 5 Months**LIVORKA**$53.50**241 rev1y ago](https://www.amazon.com/dp/B0D9C5BWJR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**AlphaMale Premium Delay Cream - Last Longer in Bed - Desensitizing Creme with 7.5% Benzocaine - No-Mess Alternative to Delay Spray - To Prolong Intimacy - 1oz**AlphaMale**$21.14**4.1★**▲ 331%**](https://www.amazon.com/dp/B0G4DZM7MY) [**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1Gallon)**Prolube**$111.96**4.6★**▲ 177%**](https://www.amazon.com/dp/B0FH22R2KB) [**Slick 50 Original Engine Treatment | 32 oz. Single**Slick 50**$16.54**4.8★**▲ 162%**](https://www.amazon.com/dp/B07HB98WLJ) [**Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear Noise Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1QT)**Prolube**$37.00**4.6★**▲ 100%**](https://www.amazon.com/dp/B0DW3MFN2F) [**(5 Pack) Prolong Power Pills for Men Prolong Power Prolong Power Capsules Prolong Power Supplement ProlongPower Capsules for Men Prolong Power Original Pills Review 300 Pills for 5 Months**LIVORKA**$53.50**3.2★**▲ 95%**](https://www.amazon.com/dp/B0D9C5BWJR)
**~~View all trending →~~**
## **What buyers say about prolong**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“Best oil additive in existence”*
**Noise Level**12%
*“quiet as could be”*
**Efficiency**10%
*“Works well”*
**Lubrication**10%
*“Improved lubricant and performance all around”*
**Advertised Vs Actual Product**10%
*“AS ADVERTISED”*
**Value For Money**7%
*“great value for the money”*
**Fuel Efficiency**6%
*“Better gas mileage”*
**Motor Power**3%
*“Motor seems to be running smoother”*
**Ease Of Use**2%
*“Easy to use”*
**Durability**2%
*“been useing 10 years”*
### **What buyers complain about **
**Functionality-Overall**24%
*“I didn't get any results”*
**Noise Level**11%
*“it took alot of the mechanical noise from the motor”*
**Value For Money**8%
*“Expensive”*
**Lubrication**7%
*“Anxious to see if this lubricant lives up to it's reputation”*
**Smell**4%
*“smells bad”*
**Quality-Overall**3%
*“very poorly made”*
**Leak-Proof**3%
*“Caused leaking seals”*
**Strength**2%
*“Not strong enough”*
**Advertised Vs Actual Product**2%
*“Not what it claims”*
**Fuel Efficiency**2%
*“Crap dont buy this product it made my engine tick”*
### **Top return reasons **
**Leak-Proof**20%
**Compatibility-Overall**18%
**Functionality-Overall**13%
**Advertised Vs Actual Product**11%
**Value For Money**7%
**Defective Material/Parts**6%
**Fuel Efficiency**3%
**Noise Level**3%
**Lubrication**2%
**Certifications**2%
## **Common questions**
- **Is prolong profitable to sell on Amazon United States?**
- The niche generates $12K/yr across 17 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -5.4%. Flapen's verdict: Skip it (38/100).
- **How competitive is the prolong niche?**
- 12 brands and 92 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in prolong?**
- Top complaints mined from reviews: Functionality-Overall, Noise Level, Value For Money. The return rate is 0.2%.
- **When does demand for prolong peak?**
- Demand peaks in Jan–Dec; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the prolong niche?**
- Listings span $9.70–$111.96; the average listing price is $29.56 (sweet spot $15–$100). The average incumbent carries 5,616 reviews — the moat a new listing must climb.
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