---
title: "Penile Growth Supplements — $6K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/penile-growth-supplements"
last_updated: "2026-08-11T23:02:31.159Z"
locale: en
meta:
description: "Niche score 45/100 · $6K/yr market · 22K searches/yr · $30.24 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $6K/yr market · 22K searches/yr · $30.24 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Penile Growth Supplements — $6K/yr Amazon US Niche (2026) - Flapen"
---
# **penile growth supplements**
**Skip it**
A small market ($6K/yr) — this niche doesn't clear our bar today.
Market size 1Growth 20Conversion 11Competition 33Returns 100Price range 87Avg price 95Brand share 62Review moat 21Quality gap 90
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$30.24**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****$10.23–$58.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****68%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****10,658.47**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-9.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.9%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$6K**
$6K/yr · 22K searches
According to Flapen's Amazon United States niche tracking, penile growth supplements is a $6K/yr Amazon United States market (22K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Jul–Aug. Verdict: Skip it — 45/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **penile growth supplements market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$3K–$8K**
- units × avg price
- **Conversion rate**
- **0.9%**
- **Avg BSR**
- **#120**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **47%**
- **Out of stock**
- **1.2%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **161 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**14 **▼falling
**Sellers**
**48**
**Top-5 brand share**
**68%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**26%**
- XL Science26% - Natures Craft13% - Oohma12% - Sapir's Nutrition9% - Nutricost7% - HAVASU NUTRITION6%
## **Demand & seasonality**
Weekly Amazon search volume, last 102 weeks — -9.2% search growth over the last 90 days.
4K3KHoliday '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jul, Aug · busiest ÷ quietest = 4.3×
[**Open Trend **](https://flapen.com/research/us/health-household/penile-growth-supplements/trend)
## **Top penile growth supplements 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%$59820%$1K30%$2K40%$2K101001K10K100K Reviews — right = deep review moatMarket 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.
### **Top sellers**
by 90-day click share
[1**Kong XXL- Ultimate Male Performance and Enlargement Pills for Men- Add 3-6 in 60 Days- Enhanced Size Drive Strength and Endurance - Boost Performance- 60 Tablets**XL Science**$40.33**3.6★1,778 rev](https://www.amazon.com/dp/B0DFN9TGNJ) [2**Natures Craft Horny Goat Weed for Men - Extra Strength Male Supplement with Black Maca Root Tongkat Ali Saw Palmetto & Panax Ginseng Extract for Stamina & Energy - 90 Count**Natures Craft**$18.13**3.9★37,746 rev](https://www.amazon.com/dp/B07F3JRZXB) [3**Oohma New Male Enhancing Supplement Designed to be Fast Acting for Blood Flow to Gain Length & Girth + Stamina Maca Epimedium and Other Natural Ingredients 3rd Party Tested Supplement 60 Tablets**Oohma**$44.70**3.9★182 rev](https://www.amazon.com/dp/B0G1SV611S) [4**Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO**Nutricost**$14.77**4.5★13,609 rev](https://www.amazon.com/dp/B09B4DWNYQ) [5**L-Arginine Capsules with L-Citrulline - Nitric Oxide Supplement - L Arginine and L Citrulline Blend - 120 Count - Vegan Non-GMO Capsules for Performance Endurance and Muscle Support - 2 Month Supply**HAVASU NUTRITION**$38.41**4.2★54,953 rev](https://www.amazon.com/dp/B07S424N6V)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Oohma New Male Enhancing Supplement Designed to be Fast Acting for Blood Flow to Gain Length & Girth + Stamina Maca Epimedium and Other Natural Ingredients 3rd Party Tested Supplement 60 Tablets**Oohma**$44.70**182 rev7mo ago](https://www.amazon.com/dp/B0G1SV611S) [**Livalis Male Enlargement Formula- Add up to 6 Fast Size Energy & Stamina with L-Arginine & Adaptogens Optimized Absorption for Size Strength & Recovery - 60 Tablets**Livalis**$40.26**18 rev8mo ago](https://www.amazon.com/dp/B0FXBN27R3) [**Testosterone Booster Gummies Male Enhancing Supplement Add 2 in Enlargement Gummies for Men Male Enhancement Chews Energy Strength Stamina Endurance Performance Natural Blue Berry Chews**Sapir's Nutrition**$23.40**1,822 rev1y ago](https://www.amazon.com/dp/B0D9VMFRM2) [**Kong XXL- Ultimate Male Performance and Enlargement Pills for Men- Add 3-6 in 60 Days- Enhanced Size Drive Strength and Endurance - Boost Performance- 60 Tablets**XL Science**$40.33**1,778 rev1y ago](https://www.amazon.com/dp/B0DFN9TGNJ) [**Zen Hanger Male Enhancement Pills to Increase Size Permanently (60 Count/Bottle 1 Bottle) - Mens Supplement for Size & Recovery After Enlargement Exercises - Penis Pills for Girth and Enlargement**Zen Hanger**$38.62**181 rev2y ago](https://www.amazon.com/dp/B0CC4R8SX4)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Livalis Male Enlargement Formula- Add up to 6 Fast Size Energy & Stamina with L-Arginine & Adaptogens Optimized Absorption for Size Strength & Recovery - 60 Tablets**Livalis**$40.26**3.7★**▲ 248%**](https://www.amazon.com/dp/B0FXBN27R3) [**FLAWLESS FOR MEN Stamina | Extra Firm Hard On Pills | Fast Acting L-Arginine L -Citrulline & Nitric Oxide Supplement for Men | Promotes Male Vitality Blood Flow and Endurance | 60 Capsules**FLAWLESS FOR MEN**$25.23**3.7★**▲ 131%**](https://www.amazon.com/dp/B0BSFV4B3C) [**Oohma New Male Enhancing Supplement Designed to be Fast Acting for Blood Flow to Gain Length & Girth + Stamina Maca Epimedium and Other Natural Ingredients 3rd Party Tested Supplement 60 Tablets**Oohma**$44.70**3.9★**▲ 127%**](https://www.amazon.com/dp/B0G1SV611S) [**L-Arginine Capsules with L-Citrulline - Nitric Oxide Supplement - L Arginine and L Citrulline Blend - 120 Count - Vegan Non-GMO Capsules for Performance Endurance and Muscle Support - 2 Month Supply**HAVASU NUTRITION**$38.41**4.2★**▲ 120%**](https://www.amazon.com/dp/B07S424N6V) [**GNC Mega Men Prostate and Virility Multivitamin for Men Supports Optimal Sexual Health and Prostate Health 90 Count**GNC**$32.85**4.4★**▲ 97%**](https://www.amazon.com/dp/B00G36T01A)
**~~View all trending →~~**
## **What buyers say about penile growth supplements**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**15%
*“Works like described and taste good”*
**Energy Level**15%
*“Good Energy”*
**Quality-Overall**14%
*“Excellent Product”*
**Value For Money**5%
*“Low price”*
**Efficiency**5%
*“It does work”*
**Advertised Vs Actual Product**5%
*“Worked as advertised”*
**Vitamin**4%
*“Great vitamin”*
**Sexual Wellness**3%
*“Increase in size and libido”*
**Hormonal Balance**2%
*“This really seems to stimulate my hormones”*
**Flavor**2%
*“Great Boost 👍 These taste great my favorite flavor”*
### **What buyers complain about **
**Functionality-Overall**20%
*“Never worked”*
**Dosage**8%
*“Low volume per dose”*
**Value For Money**8%
*“But it's expensive”*
**Side Effects**8%
*“then came the massive headache”*
**Advertised Vs Actual Product**5%
*“Misleading”*
**Size-Overall**4%
*“I noticed the capsules were smaller”*
**Quality-Overall**3%
*“Unless the company can provide a clear explanation this raises serious questions about transparency and quality control”*
**Energy Level**3%
*“No Boost in Energy”*
**Ease Of Chewing/Swallowing**2%
*“Hard to swallow”*
**Vitamin**2%
*“I have not noticed major changes from my multi vitamin”*
### **Top return reasons **
**Side Effects**40%
**Inflammation**20%
**Fever Relief**20%
**Quality-Overall**20%
## **Common questions**
- **Is penile growth supplements profitable to sell on Amazon United States?**
- The niche generates $6K/yr across 15 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -9.2%. Flapen's verdict: Skip it (45/100).
- **How competitive is the penile growth supplements niche?**
- 14 brands and 48 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 68% of demand.
- **What do buyers complain about in penile growth supplements?**
- Top complaints mined from reviews: Functionality-Overall, Dosage, Value For Money. The return rate is 0.0%.
- **When does demand for penile growth supplements peak?**
- Demand peaks in Jul–Aug; the busiest month runs 4.3× the quietest.
- **What does it cost to enter the penile growth supplements niche?**
- Listings span $10.23–$58.48; the average listing price is $30.24 (sweet spot $15–$100). The average incumbent carries 10,658 reviews — the moat a new listing must climb.
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