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king nitric oxide

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A small market ($9K/yr) — this niche doesn't clear our bar today.

Market size 2Growth 15Conversion 38Competition 11Returns 100Price range 83Avg price 95Brand share 30Review moat 17Quality gap 57

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Avg price

Incredible$23.37

avg listing price — sweet spot $15–$100

Price range

Great$10.05–$42.01

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Okay3.0%

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

Brand share

Okay87%

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

Review moat

Bad18,902

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-21.0%

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

Competition

Bad87%

top-5 click share — a locked-up shelf

Market size

Bad$9K

$9K/yr · 13K searches

Competition

The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 falling

Sellers

30

Top-5 brand share

87%

Open market

6%

  • Nutricost41%
  • Juvenon18%
  • Carlyle12%
  • Snap Supplements10%
  • Horbäach7%
  • Jacked Factory6%
  • Open — no brand owns it (1 brand, 6%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$1K30%$3K45%$4K60%$5K1K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 95 weeks — -21.0% search growth over the last 90 days.
18K13KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26DecMarJunAugNovMarMay

Peak months: Feb, Mar · busiest ÷ quietest = 21.5×

Reviews

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

What buyers love

Quality-Overall18%

“Excellent product”

Blood Pressure10%

“Helps with blood pressure”

Energy Level8%

“Good energy”

Taste-Overall7%

“Enjoy the taste”

Value For Money7%

“Low price”

Advertised Vs Actual Product7%

“True to picture”

Efficiency6%

“Seem effective, if you can completely”

Heart Health3%

“Heart Health Boost”

Ease Of Use3%

“Easy to use”

Vitamin2%

“Good Supplement”

What buyers complain about

Functionality-Overall15%

“Didn't work”

Value For Money6%

“A little pricey”

Side Effects6%

“I feel no difference after taking these the past several days”

Dosage6%

“very weak dosage of beets”

Blood Pressure5%

“What happened is my BP dropped very low”

Taste-Overall5%

“Taste has changed”

Quality-Overall3%

“Not as good as other brands”

Ingredients-Overall3%

“Snap supplements overall are not good for u”

Advertised Vs Actual Product3%

“This doesn't work as advertised”

Sweetness2%

“Too much sugar”

Top return reasons

Taste-Overall44%
Dosage11%
Blood Pressure11%
Maintenance And Repair11%
Heart Health11%
Value For Money11%