Formulation Factory Heart of Steel Nitric Oxide Supplements for Men & Women, Nitric Oxide Booster for Blood Flow & Circulation with L-Citrulline 1000mg, L-Arginine, CoQ10 & Resveratrol – 120 Capsules

Price: $59.99
(as of May 30, 2026 08:18:18 UTC – Details)

Product description

FORMULATION FACTORY MOST POWERFUL SUPPLEMENT LINE

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Customer Reviews

4.6 out of 5 stars 814

4.3 out of 5 stars 422

4.3 out of 5 stars 134

4.5 out of 5 stars 477

4.2 out of 5 stars 65

4.6 out of 5 stars 68

4.3 out of 5 stars 175

Price

$59.99$59.99

$59.99$59.99

$69.99$69.99

$56.99$56.99

$49.99$49.99

$29.99$29.99

$34.99$34.99

Primary Benefit

Enhances Blood Flow & Energy

Promotes Deep, Restful Sleep

Focus & Cognitive Support

Promotes Thicker Stronger Hair

Supports Balanced Weight Goals

Focus, Immunity & Energy

Hormonal balance & energy

Key Ingredients

L-Citrulline, CoQ10, Rhodiola

Magnesium Glycinate L-Theanine

Lion’s Mane & Alpha GPC

Shilajit, Ashwagandha, Tongkat

Shilajit, Ashwagandha, Tongkat

Lion’s Mane, Reishi, Cordyceps

Shilajit, Maca, DIM, Vitex

Best For

Nitric Oxide & Heart Health

Sleep Quality & Recovery

Focus-Driven High Performers

Hair Growth & Scalp Health

Natural Weight Support Aid

Focus-Driven High Performers

Women’s hormone support

Targeted Benefits

Blood Flow Energy Heart Health

Sleep Quality, Stress Relief

Focus, Clarity, Mental Energy

Hair Growth, Scalp Health

Appetite Support Formula

Focus, Clarity, Brain Health

Mood, energy, skin, cycle

Daily Serving; Total Servings

4 Capsules 60 Servings 1 Month

2 Capsules 60 Servings 2 Month

2 Capsules 60 Servings 2 Month

2 Capsules 60 Servings 2 Month

2 Capsules 60 Servings 2 Month

2 Capsules 60 Servings 2 Month

2 Capsules 60 Servings 2 Month

All Natural Ingredients

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Stimulant-Free

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Non-Hormonal Formula

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Made in the USA

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FDA GMP-Registered

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Customer-First Promise

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Package Dimensions ‏ : ‎ 3.11 x 2.68 x 2.6 inches; 4.97 ounces
Item model number ‏ : ‎ HOS1
Date First Available ‏ : ‎ October 16, 2024
Manufacturer ‏ : ‎ Formulation Factory
ASIN ‏ : ‎ B0DK61GRD2
Best Sellers Rank: #14,630 in Health & Household (See Top 100 in Health & Household) #39 in Sports Nutrition Nitric Oxide Boosters
Customer Reviews: 4.6 4.6 out of 5 stars (814) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
10-IN-1 NITRIC OXIDE COMPLEX: Heart of Steel is a daily nitric oxide supplement with L-citrulline 1000mg, L-arginine HCl, CoQ10, resveratrol, ginkgo biloba, quercetin, ginseng, rhodiola, Coleus forskohlii, and capsaicin.
NITRIC OXIDE SUPPLEMENTS FOR MEN: Built for training, vitality, energy, and stamina, this nitric oxide booster for men supports active adults who want blood flow and circulation support in capsule form.
BLOOD FLOW SUPPLEMENT SUPPORT: L-citrulline and L-arginine nitric oxide supplements pair with CoQ10 and resveratrol in a blood flow supplement for men and women built for workouts, workdays, and demanding routines.
CIRCULATION SUPPLEMENTS ROUTINE: Ginkgo biloba, quercetin, ginseng, rhodiola, Coleus forskohlii, and capsaicin round out a 10-in-1 bloodflow maximizer for daily performance and active lifestyle support.
PRE WORKOUT NITRIC OXIDE CAPSULES: Skip nitric oxide powder and nitric oxide gummies. Take 4 capsules daily with water and food as part of your pre workout, gym, or everyday wellness routine.

Product summary

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