---
title: "Epicatechin — $224K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/epicatechin"
last_updated: "2026-08-11T17:37:07.472Z"
locale: en
meta:
description: "Niche score 59/100 · $224K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 59/100 · $224K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Epicatechin — $224K/yr Amazon US Niche (2026) - Flapen"
---
# **epicatechin**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 43Growth 49Conversion 78Competition 30Returns 100Price range 95Avg price 95Brand share 45Review moat 86Quality gap 45
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$34.86**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$19.34–$54.65**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****282**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Great****7.7%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Okay****+19.6%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$224K**
$224K/yr · 84K searches
**Competition**
**Okay****67%**
top-5 click share — leaders hold, buyers still browse
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, epicatechin is a $224K/yr Amazon United States market (84K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Jun. Verdict: Worth a look — 59/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **epicatechin market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$174K–$209K**
- units × avg price
- **Conversion rate**
- **7.7%**
- **Avg BSR**
- **#1,819**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **54%**
- **Out of stock**
- **6.2%**
- **Avg brand age**
- **59 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▼falling
**Sellers**
**14**
**Top-5 brand share**
**78%**
Top 20: 100%
**Top-5 click share**
**67%**
Top 20: 100%
**Open market**
**17%**
- Nutricost29% - Nootropics Depot18% - DORADO NUTRITION16% - Neurogan9% - NÜCLEO FUNDAMENTALS6% - Black Forest6% - Open — no brand owns it (5 brands, 17%)
## **Demand & seasonality**
Weekly Amazon search volume, last 100 weeks — +19.6% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jun · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/health-household/epicatechin/trend)
## **Top epicatechin search terms**
- **epicatechin**63K/yr+26.9%6.3% conv. - **epicatechin supplements**18K/yr-2.6%5.9% conv. - **epicatechin supplement**3K/yr+20.8%4.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/epicatechin/search-terms)
## **Top epicatechin 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%$22K20%$45K30%$67K40%$90K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Epicatechin (1 000mg) 60 Capsules - Vegan Gluten-Free GMO-Free 30 Servings**Nutricost**$27.61**4.7★34 rev](https://www.amazon.com/dp/B0GRWMYZHH) [2**Nootropics Depot Epicatechin Tablets | 200mg ()Epicatechin + 6mg Piperine for Bioavailability | Green Tea Extract | Promotes Muscle Mass Cardiovascular Health and Energy | 30 Count**Nootropics Depot**$21.96**4.4★262 rev](https://www.amazon.com/dp/B07L4ZZ3QV) [3**Epicatechin Extract 500mg Per Serving (60 Capsules) Myostatin Inhibitor Myostatin Blocker for Lean Muscle Nitric Oxide Stamina & Endurance Non GMO Vegan Supplement & Third Party Tested**DORADO NUTRITION**$22.92**4.2★271 rev](https://www.amazon.com/dp/B0BGQL3LPN) [4**Potent Epicatechin Capsules 500mg Each 1000mg/serving - Advanced Support for Nitric Oxide Muscle Health & Endurance - for Athletes Seeking Performance Edge - 30 000 Total 60ct.Made in USA**Neurogan**$45.74**4.4★198 rev](https://www.amazon.com/dp/B0CRSHVR5W) [5**NCLEO FUNDAMENTALS High Purity Epicatechin - 90 Capsules - Promotes Strength & Muscle Growth - Nitric Oxide Support - for Daily Performance - Epicatechin Supplements Made in USA**NÜCLEO FUNDAMENTALS**$34.26**5.0★4 rev](https://www.amazon.com/dp/B0GSRY2L1P)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Liposomal Epicatechin Supplement 1200mg - Advanced Formula with Vitamin D3 HMB & Ashwagandha - for Nitric Oxide Production Strength & Heart - High Absorption 90 Liquid Capsules**Xantravalis**$25.71**25 rev2mo ago](https://www.amazon.com/dp/B0GY94QKH4) [**Nutricost Epicatechin (1 000mg) 60 Capsules - Vegan Gluten-Free GMO-Free 30 Servings**Nutricost**$27.61**34 rev4mo ago](https://www.amazon.com/dp/B0GRWMYZHH) [**NCLEO FUNDAMENTALS High Purity Epicatechin - 90 Capsules - Promotes Strength & Muscle Growth - Nitric Oxide Support - for Daily Performance - Epicatechin Supplements Made in USA**NÜCLEO FUNDAMENTALS**$34.26**4 rev4mo ago](https://www.amazon.com/dp/B0GSRY2L1P) [**CUREME Epicatechin | 60 Count | 3rd Party Tested**CUREME**$19.34**0 rev5mo ago](https://www.amazon.com/dp/B0GMD8735Z) [**Epitech Epicatechin Supplement Natural Myostatin Inhibitor for Muscle Growth Optimally Dosed Added BioPerine for Maximum Absorption Boosts Endurance Nitric Oxide & Recovery 90 Servings**Huge Supplements**$48.13**29 rev12mo ago](https://www.amazon.com/dp/B0FHH6HM1N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CUREME Epicatechin | 60 Count | 3rd Party Tested**CUREME**$19.34**0.0★**▲ 226%**](https://www.amazon.com/dp/B0GMD8735Z) [**NCLEO FUNDAMENTALS High Purity Epicatechin - 90 Capsules - Promotes Strength & Muscle Growth - Nitric Oxide Support - for Daily Performance - Epicatechin Supplements Made in USA**NÜCLEO FUNDAMENTALS**$34.26**5.0★**▲ 226%**](https://www.amazon.com/dp/B0GSRY2L1P) [**Liposomal Epicatechin Supplement 1200mg - Advanced Formula with Vitamin D3 HMB & Ashwagandha - for Nitric Oxide Production Strength & Heart - High Absorption 90 Liquid Capsules**Xantravalis**$25.71**5.0★**▲ 225%**](https://www.amazon.com/dp/B0GY94QKH4) [**Nutricost Epicatechin (1 000mg) 60 Capsules - Vegan Gluten-Free GMO-Free 30 Servings**Nutricost**$27.61**4.7★**▲ 165%**](https://www.amazon.com/dp/B0GRWMYZHH) [**Black Forest High Flavanol Cocoa Powder - 1200mg Flavanols & Flavonoids with 600mg Epicatechin - 10X Concentrated Dark Cocoa Extract for Nitric Oxide and Wellness Support - Non-GMO Vegan**Black Forest**$41.40**4.4★**▲ 68%**](https://www.amazon.com/dp/B0CTJ67LK1)
**~~View all trending →~~**
## **What buyers say about epicatechin**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**26%
*“Smooth taste”*
**Quality-Overall**13%
*“Amazing quality”*
**Flavor**9%
*“Authentic flavor”*
**Energy Level**7%
*“Boost of energy”*
**Solubility**5%
*“It mixes well”*
**Health Benefits-Overall**5%
*“Great healthy product”*
**Nutritional Content**4%
*“Nutrition”*
**Ingredients-Overall**4%
*“Great ingredients”*
**Advertised Vs Actual Product**3%
*“As advertised”*
**Blend/Ratio**2%
*“It blends beautifully”*
### **What buyers complain about **
**Taste-Overall**18%
*“Awful taste”*
**Value For Money**14%
*“Way overpriced”*
**Bitter**9%
*“Bitter”*
**Flavor**3%
*“this one takes the cake on having the worst flavor possible”*
**Advertised Vs Actual Product**2%
*“Nothing of the claims”*
**Sweetness**2%
*“Not sweet,”*
**Ingredients-Overall**2%
*“This product is not formulated or labeled that way”*
**Functionality-Overall**2%
*“It doesnt work”*
**Side Effects**2%
*“It messed up my stomach for two days that I tried drinking it”*
**Quality-Overall**2%
*“Garbage”*
### **Top return reasons **
**Size-Overall**50%
**Ease Of Chewing/Swallowing**50%
## **Common questions**
- **Is epicatechin profitable to sell on Amazon United States?**
- The niche generates $224K/yr across 13 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is +19.6%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the epicatechin niche?**
- 11 brands and 14 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in epicatechin?**
- Top complaints mined from reviews: Taste-Overall, Value For Money, Bitter. The return rate is 0.0%.
- **When does demand for epicatechin peak?**
- Demand peaks in Jun; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the epicatechin niche?**
- Listings span $19.34–$54.65; the average listing price is $34.86 (sweet spot $15–$100). The average incumbent carries 282 reviews — the moat a new listing must climb.
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