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.

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.

Returns

Incredible0.0%

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

Great282

avg incumbent reviews — the moat a new listing must climb

Conversion

Great7.7%

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

Okay78%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay$224K

$224K/yr · 84K searches

Competition

Okay67%

top-5 click share — leaders hold, buyers still browse

Signals Low Review Barrier

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

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

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.

Peak months: Jun · busiest ÷ quietest = 1.6×

Open Trend

Top epicatechin search terms

epicatechin63K/yr +26.9%6.3% conv.
epicatechin supplements18K/yr -2.6%5.9% conv.
epicatechin supplement3K/yr +20.8%4.6% conv.

All 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.

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

Nutricost Epicatechin (1 000mg) 60 Capsules - Vegan Gluten-Free GMO-Free 30 Servings

Nutricost$27.614.7★34 rev

Nootropics Depot Epicatechin Tablets | 200mg ()Epicatechin + 6mg Piperine for Bioavailability | Green Tea Extract | Promotes Muscle Mass Cardiovascular Health and Energy | 30 Count

Nootropics Depot$21.964.4★262 rev

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$22.924.2★271 rev

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$45.744.4★198 rev

NCLEO FUNDAMENTALS High Purity Epicatechin - 90 Capsules - Promotes Strength & Muscle Growth - Nitric Oxide Support - for Daily Performance - Epicatechin Supplements Made in USA

NÜCLEO FUNDAMENTALS$34.265.0★4 rev

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$25.7125 rev

2mo ago

Nutricost Epicatechin (1 000mg) 60 Capsules - Vegan Gluten-Free GMO-Free 30 Servings

Nutricost$27.6134 rev

4mo ago

NCLEO FUNDAMENTALS High Purity Epicatechin - 90 Capsules - Promotes Strength & Muscle Growth - Nitric Oxide Support - for Daily Performance - Epicatechin Supplements Made in USA

NÜCLEO FUNDAMENTALS$34.264 rev

4mo ago

CUREME Epicatechin | 60 Count | 3rd Party Tested

CUREME$19.340 rev

5mo ago

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$48.1329 rev

12mo ago

What buyers say about epicatechin

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

What buyers love

Taste-Overall26%

“Smooth taste”

Quality-Overall13%

“Amazing quality”

Flavor9%

“Authentic flavor”

Energy Level7%

“Boost of energy”

Solubility5%

“It mixes well”

Health Benefits-Overall5%

“Great healthy product”

Nutritional Content4%

“Nutrition”

Ingredients-Overall4%

“Great ingredients”

Advertised Vs Actual Product3%

“As advertised”

Blend/Ratio2%

“It blends beautifully”

What buyers complain about

Taste-Overall18%

“Awful taste”

Value For Money14%

“Way overpriced”

Bitter9%

“Bitter”

Flavor3%

“this one takes the cake on having the worst flavor possible”

Advertised Vs Actual Product2%

“Nothing of the claims”

Sweetness2%

“Not sweet,”

Ingredients-Overall2%

“This product is not formulated or labeled that way”

Functionality-Overall2%

“It doesnt work”

Side Effects2%

“It messed up my stomach for two days that I tried drinking it”

Quality-Overall2%

“Garbage”

Top return reasons

Size-Overall50%

Ease Of Chewing/Swallowing50%

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.