Is xendurance extreme endurance profitable to sell on Amazon United States?

The niche generates $87K/yr across 21 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -9.9%. Flapen's verdict: Skip it (46/100).

How competitive is the xendurance extreme endurance niche?

15 brands and 326 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 76% of demand.

What do buyers complain about in xendurance extreme endurance?

Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Value For Money. The return rate is 0.0%.

When does demand for xendurance extreme endurance peak?

Demand peaks in Aug; the busiest month runs 4.0× the quietest.

What does it cost to enter the xendurance extreme endurance niche?

Listings span $8.46–$93.61; the average listing price is $32.35 (sweet spot $15–$100). The average incumbent carries 6,153 reviews — the moat a new listing must climb.

xendurance extreme endurance

Skip it

Soft demand (-9.9% this quarter) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$32.35

avg listing price — sweet spot $15–$100

Price range

Great$8.46–$93.61

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

Quality gap

Good4.5★

avg incumbent rating — lower means beatable quality

Competition

Okay56%

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

Brand share

Okay76%

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

Conversion

Okay2.0%

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

Review moat

Bad6,152.81

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$87K

$87K/yr · 134K searches

Growth

Bad-9.9%

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

According to Flapen's Amazon United States niche tracking, xendurance extreme endurance is a $87K/yr Amazon United States market (134K searches/yr). The top 5 brands hold 76% of demand. Demand peaks in Aug. Verdict: Skip it — 46/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

xendurance extreme endurance market data

Units sold / yr: 2K–3K; avg 100–250/product
Revenue / yr: $65K–$81K; units × avg price
Conversion rate: 2.0%
Avg BSR: #201
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 67 months
Avg seller age: 139 days

Competition & brand share

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

326

Top-5 brand share

76%

Top 20: 100%

Top-5 click share

56%

Top 20: 99%

Open market

20%

SPORTLEGS32%
Honey Stinger15%
BARE PERFORMANCE NUTRITION13%
Nutricost9%
Happy Runner7%
FIRST ENDURANCE4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -9.9% search growth over the last 90 days.

Peak months: Aug · busiest ÷ quietest = 4.0×

Open Trend

Top xendurance extreme endurance search terms

xendurance53K/yr -12.9%1.4% conv.
running supplements22K/yr -5.4%1.4% conv.
xendurance extreme endurance17K/yr -7.8%1.7% conv.
extreme endurance14K/yr -2.6%0.9% conv.
endurance supplement13K/yr -15.5%1.1% conv.
pre running fuel4K/yr +33.4%1.7% conv.
extreme endurance for runners5K/yr -29.7%2.3% conv.
endurance supplements for runners3K/yr -1.6%2.1% conv.
extreme endurance supplement2K/yr -33.2%2.4% conv.

All search terms

Top xendurance extreme endurance 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 21 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

SPORTLEGS Pre-Exercise Metabolic Primer for Runners Cyclists and Endurance Athletes - Helps Muscles Use and Recycle Lactate for Smoother Longer Efforts - NSF Certified for Sport - 120 Capsules

SPORTLEGS$34.294.6★3,631 rev

Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO

Nutricost$14.774.5★13,609 rev

SPORTLEGS Pre-Exercise Metabolic Primer for Runners Cyclists and Endurance Athletes - Helps Muscles Use and Recycle Lactate for Smoother Longer Efforts - NSF Certified for Sport - 15 Capsules

SPORTLEGS$10.034.6★3,631 rev

Honey Stinger Organic Honey Waffle Energy Stroopwafel for Exercise Endurance and Performance Sports Nutrition for Home & Gym Pre and Post Workout 16.96 Ounces (Pack of 16)

Honey Stinger$18.214.6★12,315 rev

Happy Runner: Pre-Run - Enhances Breathing Improved Oxygen Delivery Respiratory Efficiency Boosts Endurance Nitric Oxide Booster Improved Blood Flow Running Supplements Cardiovascular Health

Happy Runner$37.004.2★29 rev

Newest

by launch date

MARS MEN Testosterone Booster for Men - Natural Supplement Premium Tongkat Ali Fenugreek Shilajit & Boron - Male Support - Libido Energy & Muscle Growth Support - 30 Servings

MARS MEN$93.61312 rev

5mo ago

BARE PERFORMANCE NUTRITION Endurance Essentials | Endurance Athlete Daily Multivitamin | NSF Certified for Sport | Supports Energy Muscle Function Immune & Bone Health | 30 Capsules

BARE PERFORMANCE NUTRITION$24.2314 rev

8mo ago

BARE PERFORMANCE NUTRITION G.1.M Sport+ Endurance Pre-Workout Lemon Lime | 25 Servings | 20g Carbs 350mg Sodium 150mg Caffeine | Electrolytes Nootropics & Cluster Dextrin for Energy & Focus

BARE PERFORMANCE NUTRITION$47.4681 rev

12mo ago

HNY+ Buzz Organic Honey Energy Gel with Electrolytes Magnesium Sea Salt Potassium & Green Tea Caffeine Workout Gels for Gym Running & Hiking Gluten Free 50mg Caffeine 12 Pack

HNY+$35.42149 rev

1y ago

HNY+ Organic Honey Energy Gel with Electrolytes Magnesium Sea Salt & Potassium Workout Gels for Gym Running Cycling & Hiking Sports Nutrition Gluten Free Caffeine Free 12 Pack

HNY+$35.2298 rev

1y ago

What buyers say about xendurance extreme endurance

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

What buyers love

Taste-Overall19%

“Enjoy the taste”

Quality-Overall13%

“Excellent product”

Energy Level8%

“helps with energy”

Value For Money6%

“affordable price”

Efficiency5%

“Works well”

Advertised Vs Actual Product4%

“Exactly as described”

Flavor4%

“The flavor is sweet”

Blood Pressure4%

“Great blood pressure”

Ease Of Use3%

“Easy to use”

Nutritional Content3%

“Delicious and nutritious”

What buyers complain about

Taste-Overall9%

“Taste is absolutely gross”

Functionality-Overall9%

“No results”

Value For Money7%

“Over priced”

Dosage5%

“the dose is low. 750 mg total”

Side Effects5%

“it definitely gave me vertigo”

Sweetness3%

“sugar hit”

Acid Regulator/Stomach Ache Relief3%

“my stomach dont agree”

Ingredients-Overall3%

“My fault for not reading the ingredients”

Vitamin3%

“Did not feel well while taking this supplement”

Blood Pressure2%

“I have seen a HUGE spike in my blood pressure”

Top return reasons

Taste-Overall20%

Value For Money11%

Flavor11%

Leak-Proof6%

Joint Pain6%

Advertised Vs Actual Product6%

Functionality-Overall5%

Powdered/Crumbled4%

Stale/Rotten/Spoiled4%

Dosage4%

Common questions

Is xendurance extreme endurance profitable to sell on Amazon United States?: The niche generates $87K/yr across 21 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -9.9%. Flapen's verdict: Skip it (46/100).
How competitive is the xendurance extreme endurance niche?: 15 brands and 326 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 76% of demand.
What do buyers complain about in xendurance extreme endurance?: Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Value For Money. The return rate is 0.0%.
When does demand for xendurance extreme endurance peak?: Demand peaks in Aug; the busiest month runs 4.0× the quietest.
What does it cost to enter the xendurance extreme endurance niche?: Listings span $8.46–$93.61; the average listing price is $32.35 (sweet spot $15–$100). The average incumbent carries 6,153 reviews — the moat a new listing must climb.