---
title: "king nitric oxide — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/king-nitric-oxide"
last_updated: "2026-07-14T03:27:25.735Z"
locale: en
meta:
  description: "a small market ($9K/yr) — king nitric oxide doesn't clear our bar today."
  "og:description": "a small market ($9K/yr) — king nitric oxide doesn't clear our bar today."
  "og:title": "king nitric oxide — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
---

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# **king nitric oxide**

**Skip it**

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**

**Incredible****0.0%**

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**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Okay****3.0%**

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

**Brand share**

**Okay****87%**

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

**Review moat**

**Bad****18,902**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-21.0%**

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

**Competition**

**Bad****87%**

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 moatMarket 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.

### **Top sellers**

by 90-day click share

[1![Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO](https://m.media-amazon.com/images/I/41GcQHM-hbL.jpg)**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) [2![Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)](https://m.media-amazon.com/images/I/41+skzBt42L.jpg)**Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)**Juvenon**$42.01**4.4★4,974 rev](https://www.amazon.com/dp/B0CLHHYNFN) [3![Carlyle Nitric Oxide Supplement 3000mg | 120 Capsules | with L-Arginine & L-Citrulline | for Men & Women | Pre & Post Workout | Non-GMO Gluten Free](https://m.media-amazon.com/images/I/41Shg1U0eTL.jpg)**Carlyle Nitric Oxide Supplement 3000mg | 120 Capsules | with L-Arginine & L-Citrulline | for Men & Women | Pre & Post Workout | Non-GMO Gluten Free**Carlyle**$10.10**4.4★1,380 rev](https://www.amazon.com/dp/B0CYRP3HV4) [4![Snap Supplements Nitric Oxide Booster for Men & Women L-Citrulline + 3 Forms of L-Arginine for Stamina Endurance Circulation & Energy Support * Caffeine-Free Pre-Workout Alternative 60 Capsules](https://m.media-amazon.com/images/I/41JMf2VXSDL.jpg)**Snap Supplements Nitric Oxide Booster for Men & Women L-Citrulline + 3 Forms of L-Arginine for Stamina Endurance Circulation & Energy Support * Caffeine-Free Pre-Workout Alternative 60 Capsules**Snap Supplements**$24.82**4.3★18,943 rev](https://www.amazon.com/dp/B07GQ4Z1L8) [5![Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement](https://m.media-amazon.com/images/I/41QcIlOti-L.jpg)**Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement**Horbäach**$10.05**4.5★2,618 rev](https://www.amazon.com/dp/B0BTZ7QR1W)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Carlyle Nitric Oxide Supplement 3000mg | 120 Capsules | with L-Arginine & L-Citrulline | for Men & Women | Pre & Post Workout | Non-GMO Gluten Free](https://m.media-amazon.com/images/I/41Shg1U0eTL.jpg)**Carlyle Nitric Oxide Supplement 3000mg | 120 Capsules | with L-Arginine & L-Citrulline | for Men & Women | Pre & Post Workout | Non-GMO Gluten Free**Carlyle**$10.10**1,380 rev2y ago](https://www.amazon.com/dp/B0CYRP3HV4) [![Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement](https://m.media-amazon.com/images/I/41QcIlOti-L.jpg)**Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement**Horbäach**$10.05**2,618 rev3y ago](https://www.amazon.com/dp/B0BTZ7QR1W) [![Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)](https://m.media-amazon.com/images/I/41+skzBt42L.jpg)**Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)**Juvenon**$42.01**4,974 rev4y ago](https://www.amazon.com/dp/B0CLHHYNFN) [![Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO](https://m.media-amazon.com/images/I/41GcQHM-hbL.jpg)**Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO**Nutricost**$14.77**13,609 rev4y ago](https://www.amazon.com/dp/B09B4DWNYQ) [![HumanN SuperBeets Heart Chews Beet Root Powder Support Energy Supplement Nitric Oxide and Blood Pressure Support Grape Seed Extract & Non-GMO Heart Health Pomegranate Berry Flavor 60 Count](https://m.media-amazon.com/images/I/41wDNDU1h5L.jpg)**HumanN SuperBeets Heart Chews Beet Root Powder Support Energy Supplement Nitric Oxide and Blood Pressure Support Grape Seed Extract & Non-GMO Heart Health Pomegranate Berry Flavor 60 Count**HumanN**$38.21**75,226 rev7y ago](https://www.amazon.com/dp/B07SRK1F3Y)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)](https://m.media-amazon.com/images/I/41+skzBt42L.jpg)**Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)**Juvenon**$42.01**4.4★**▲ 50%**](https://www.amazon.com/dp/B0CLHHYNFN) [![HumanN SuperBeets Heart Chews Beet Root Powder Support Energy Supplement Nitric Oxide and Blood Pressure Support Grape Seed Extract & Non-GMO Heart Health Pomegranate Berry Flavor 60 Count](https://m.media-amazon.com/images/I/41wDNDU1h5L.jpg)**HumanN SuperBeets Heart Chews Beet Root Powder Support Energy Supplement Nitric Oxide and Blood Pressure Support Grape Seed Extract & Non-GMO Heart Health Pomegranate Berry Flavor 60 Count**HumanN**$38.21**4.5★**▲ 30%**](https://www.amazon.com/dp/B07SRK1F3Y) [![Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO](https://m.media-amazon.com/images/I/41GcQHM-hbL.jpg)**Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO**Nutricost**$14.77**4.5★**— 9%**](https://www.amazon.com/dp/B09B4DWNYQ) [![Jacked Factory N.O. XT Nitric Oxide Supplements for Men w/Nitrosigine L Arginine L Citrulline Supplement for Muscle Pumps & Vascularity - Pre Workout Nitric Oxide Booster & Muscle Builder - 90 Caps](https://m.media-amazon.com/images/I/411waU8Q2qL.jpg)**Jacked Factory N.O. XT Nitric Oxide Supplements for Men w/Nitrosigine L Arginine L Citrulline Supplement for Muscle Pumps & Vascularity - Pre Workout Nitric Oxide Booster & Muscle Builder - 90 Caps**Jacked Factory**$23.62**4.3★**— 7%**](https://www.amazon.com/dp/B076CRGF8H) [![Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement](https://m.media-amazon.com/images/I/41QcIlOti-L.jpg)**Horbach Nitric Oxide Beet Root Capsules | 180 Count | with Nitrates and Precursor | for Men and Women | Vegetarian Non-GMO Gluten Free Supplement**Horbäach**$10.05**4.5★**— 8%**](https://www.amazon.com/dp/B0BTZ7QR1W)

**~~View all trending →~~**

## **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 '26 seasonDecMarJunAugNovMarMay

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

## **Reviews**

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

### **What buyers love **

**Quality-Overall**18%

*“Excellent product”*

**Blood Pressure**10%

*“Helps with blood pressure”*

**Energy Level**8%

*“Good energy”*

**Taste-Overall**7%

*“Enjoy the taste”*

**Value For Money**7%

*“Low price”*

**Advertised Vs Actual Product**7%

*“True to picture”*

**Efficiency**6%

*“Seem effective, if you can completely”*

**Heart Health**3%

*“Heart Health Boost”*

**Ease Of Use**3%

*“Easy to use”*

**Vitamin**2%

*“Good Supplement”*

### **What buyers complain about **

**Functionality-Overall**15%

*“Didn't work”*

**Value For Money**6%

*“A little pricey”*

**Side Effects**6%

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

**Dosage**6%

*“very weak dosage of beets”*

**Blood Pressure**5%

*“What happened is my BP dropped very low”*

**Taste-Overall**5%

*“Taste has changed”*

**Quality-Overall**3%

*“Not as good as other brands”*

**Ingredients-Overall**3%

*“Snap supplements overall are not good for u”*

**Advertised Vs Actual Product**3%

*“This doesn't work as advertised”*

**Sweetness**2%

*“Too much sugar”*

### **Top return reasons **

**Taste-Overall**44%

**Dosage**11%

**Blood Pressure**11%

**Maintenance And Repair**11%

**Heart Health**11%

**Value For Money**11%