---
product_id: 706256673
title: "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"
brand: "formulation factory"
price: "$125.02"
currency: USD
in_stock: true
category: "Formulation Factory"
url: https://www.desertcart.us/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplements-for-men
store_origin: US
region: United States of America
---

# 10-in-1 nitric oxide complex 1000mg L-Citrulline per serving Supports enhanced blood flow & circulation 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

**Brand:** formulation factory
**Price:** $125.02
**Availability:** ✅ In Stock

## Summary

> 💥 Unlock your heart’s full potential with Heart of Steel!

## Quick Answers

- **What is this?** 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 by formulation factory
- **How much does it cost?** $125.02 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplements-for-men)

## Best For

- formulation factory enthusiasts

## Why This Product

- Trusted formulation factory brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted & Top-Ranked:** Rated 4.5 stars with 691 reviews, ranked #38 in Sports Nutrition Nitric Oxide Boosters.
- • **Clean & Convenient Capsules:** Non-GMO, osmotic release capsules—ditch powders and gummies for easy daily dosing.
- • **Clinically Effective Dosage:** 1000mg of L-Citrulline ensures maximum nitric oxide production for stamina and vitality.
- • **Optimized Blood Flow Booster:** Formulated to enhance circulation, fueling workouts, workdays, and active lifestyles.
- • **Power-Packed 10-in-1 Formula:** A synergistic blend of L-Citrulline, L-Arginine, CoQ10, Resveratrol & more for peak nitric oxide support.

## Overview

Formulation Factory Heart of Steel is a premium nitric oxide booster featuring a potent 10-in-1 complex including 1000mg L-Citrulline, L-Arginine, CoQ10, and Resveratrol. Designed for men and women seeking enhanced blood flow, stamina, and vitality, this non-GMO supplement supports heart health and active lifestyles in convenient capsule form. Highly rated and trusted, it’s your daily edge for workouts and demanding routines.

## Description

Buy 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 on desertcart.com ✓ FREE SHIPPING on qualified orders

## Features

- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DK61GRD2 |
| Allergen Information | Non-GMO |
| Best Sellers Rank | #13,620 in Health & Household ( See Top 100 in Health & Household ) #38 in Sports Nutrition Nitric Oxide Boosters |
| Brand | Formulation Factory |
| Brand Name | Formulation Factory |
| Color | Heart of Steel |
| Customer Reviews | 4.5 out of 5 stars 691 Reviews |
| Dose Release Method | Osmotic Release |
| Flavor | Heart of Steel |
| Item Form | Capsule |
| Manufacturer | Formulation Factory |
| Manufacturer Part Number | HOS1 |
| Model Number | HOS1 |
| Number of Items | 1 |
| Primary Supplement Type | L-Citrulline |
| Product Benefits | Heart Health Support |
| Supplement Formulation | Individual Supplement |
| UPC | 198715722352 |
| Unit Count | 120 Count |

## Product Details

- **Allergen Information:** Non-GMO
- **Brand:** Formulation Factory
- **Color:** Heart of Steel
- **Flavor:** Heart of Steel
- **Item Form:** Capsule
- **Number of Items:** 1
- **Primary Supplement Type:** L-Citrulline
- **Product Benefits:** Heart Health Support
- **Supplement Formulation:** Individual Supplement
- **Unit Count:** 120 Count

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/81jRthn4XXL.jpg)

## Available Options

This product comes in different **Size, Flavor** options.

## Frequently Bought Together

- Formulation Factory Heart of Steel: 10-in-1 Metabolic Maximizer Nitric Oxide Supplement, Blood Pressure Support, L Arginine, L Citrulline Natural Pre-Workout: Energy Management 120 Count
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- The Night Before 10 in 1 Midnight Maximizer, Sleep Supplement, Sleep Aid, Stress Relief, Relaxation, Recovery, Magnesium Glycinate & L Theanine & more, Focus Supplement (120 Capsules – 2 Month Supply)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-16*