---
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: "64518CFA"
currency: XOF
in_stock: true
reviews_count: 8
category: "Formulation Factory"
url: https://www.desertcart.sn/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplements-for-men
store_origin: SN
region: Senegal
---

# 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:** 64518CFA
**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?** 64518CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/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 & Proven:** Highly rated with 4.5 stars from 700+ users who keep coming back for consistent results.
- • **Capsule Convenience:** Skip powders and gummies—easy-to-swallow capsules fit seamlessly into your daily routine.
- • **Clinically Inspired Dosage:** 1000mg L-Citrulline plus synergistic botanicals for optimized blood flow and heart health.
- • **Sustained Energy & Vitality:** Boosts stamina and circulation without jitters or crashes—perfect for workouts and busy days.
- • **Power-Packed 10-in-1 Formula:** Combines L-Citrulline, L-Arginine, CoQ10 & Resveratrol for unmatched nitric oxide support.

## Overview

Formulation Factory Heart of Steel is a premium nitric oxide booster featuring a potent 10-in-1 blend including 1000mg L-Citrulline, L-Arginine, CoQ10, and Resveratrol. Designed for men and women seeking enhanced blood flow, stamina, and heart health, this capsule-based supplement supports active lifestyles with sustained energy and circulation benefits—backed by strong user reviews and a trusted formula.

## 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

Review: Repeat customer - Have been using this for a couple of years now and have tried other brands, but keep coming back to this one. Take it usually before my workout and along with a pre workout supplement, it really helps get the blood flowing and lasts for the entirety of the workout without any jitters, mood swings or other side effects.
Review: Great energy + noticeable results - I’ve tried a few nitric oxide supplements and this one actually stands out. Within a week I noticed better energy (without jitters) and improved circulation—especially during workouts. I like that it combines L-citrulline, arginine, CoQ10, and resveratrol all in one, so I don’t have to take multiple supplements. Easy to take and no side effects for me. This is a must have additionto my daily routine!

## 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.
- 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 | #11,447 in Health & Household ( See Top 100 in Health & Household ) #26 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 718 Reviews |
| Dose Release Method | Osmotic Release |
| Flavor | Heart of Steel |
| Item Form | Capsule |
| Item Weight | 4.97 ounces |
| 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
- **Item Weight:** 4.97 ounces
- **Number of Items:** 1
- **Primary Supplement Type:** L-Citrulline
- **Product Benefits:** Heart Health Support
- **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/81PqxtEBvHL.jpg)
![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 2](https://m.media-amazon.com/images/I/81RpQxMPukL.jpg)
![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 3](https://m.media-amazon.com/images/I/81YgvBrtOvL.jpg)
![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 4](https://m.media-amazon.com/images/I/71aph6WCPgL.jpg)
![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 5](https://m.media-amazon.com/images/I/71YAUoJwc+L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Repeat customer
*by J***Y on July 30, 2026*

Have been using this for a couple of years now and have tried other brands, but keep coming back to this one. Take it usually before my workout and along with a pre workout supplement, it really helps get the blood flowing and lasts for the entirety of the workout without any jitters, mood swings or other side effects.

### ⭐⭐⭐⭐⭐ Great energy + noticeable results
*by D***A on April 15, 2026*

I’ve tried a few nitric oxide supplements and this one actually stands out. Within a week I noticed better energy (without jitters) and improved circulation—especially during workouts. I like that it combines L-citrulline, arginine, CoQ10, and resveratrol all in one, so I don’t have to take multiple supplements. Easy to take and no side effects for me. This is a must have additionto my daily routine!

### ⭐⭐⭐⭐⭐ Great supplement for energy and endurance
*by C***Y on January 5, 2026*

I’ve been using Heart of Steel for a while now and I’m really happy with how it feels. The energy is smooth and steady without jitters or crashes, which is very important for me. It works well both for workouts and busy days. I like the ingredient profile — it feels well thought out and balanced. I didn’t experience any stomach discomfort or nervousness while taking it. The packaging was secure, the instructions are clear, and the product feels high quality overall. A solid option if you’re looking for a supplement to support energy and endurance. I would definitely purchase again.

## 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
- Self Obsessed 10 in 1 Masculinity Maximizer Supplement, Shilajit for Men, Tongkat Ali, Ashwaganda, Fenugreek Muscle Growth, Energy Management, Drive, Strength, Recovery 1-month supply (Pack of 1)
- 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 Senegal*
*Store origin: SN*
*Last updated: 2026-08-21*