---
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: "3537500₫"
currency: VND
in_stock: true
reviews_count: 8
category: "Formulation Factory"
url: https://www.desertcart.vn/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplements-for-men
store_origin: VN
region: Vietnam
---

# Ginkgo & Ginseng for all-day energy 1000mg L-Citrulline for max nitric oxide CoQ10 + Resveratrol for heart defense - 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:** 3537500₫
**Availability:** ✅ In Stock

## Summary

> 💥 Unlock your heart’s full potential with Heart of Steel — where endurance meets elite energy!

## 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?** 3537500₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/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

- • **Elite Nitric Oxide Boost:** 1000mg L-Citrulline powers superior blood flow and vascular flexibility for peak performance.
- • **Sustained Energy & Focus:** Ginkgo Biloba and Panax Ginseng optimize oxygen delivery, fueling mental clarity and steady vitality without jitters.
- • **Steel-Shield Heart Protection:** 150mg CoQ10 & 200mg Resveratrol combat oxidative stress, safeguarding your cardiovascular system.
- • **Recovery & Inflammation Support:** Quercetin and Rhodiola Rosea reduce inflammation and promote vascular recovery, keeping you resilient day after day.
- • **Thermodynamic Circulation Blend:** Capsaicin enhances nutrient transport and warmth, ensuring every cell thrives during workouts and busy days.

## Overview

Formulation Factory’s Heart of Steel is a premium nitric oxide supplement delivering 1000mg of L-Citrulline alongside heart-protective antioxidants CoQ10 and Resveratrol. Designed for adults seeking enhanced blood flow, sustained energy, and cardiovascular support, this 120-capsule, 1-month supply combines scientifically backed ingredients like Ginkgo Biloba, Panax Ginseng, Capsaicin, Quercetin, and Rhodiola Rosea. Manufactured in the USA by a family-run business, it offers a balanced, jitter-free formula that supports workout performance, mental focus, and long-term heart health.

## Description

Welcome to Formulation Factory —where mediocrity ends and excellence begins . As 2026’s boldest supplement brand, we craft stacked formulas for alpha men & women who refuse to settle. Unapologetic and scientifically perfected, our products f uel your body and mind to conquer any challenge. Join a c ommunity of relentless achievers— men and women who redefine limits and demand transparency in every capsule. Greatness isn’t given; it’s forged. Welcome to Formulation Factory —where mediocrity ends and excellence begins . As 2026’s boldest supplement brand, we craft stacked formulas for alpha men & women who refuse to settle. Unapologetic and scientifically perfected, our products f uel your body and mind to conquer any challenge. Join a c ommunity of relentless achievers— men and women who redefine limits and demand transparency in every capsule. Greatness isn’t given; it’s forged. How did we get our start? After a near-death accident left our founder battling PTSD and depression, he created life-changing supplements on his countertop. Word-of-mouth success then sparked our birth. What makes our products unique? Cutting-edge tech + expertise = transformative, science-backed botanical supplements. Leveraging 2026’s innovation for life-changing results. What problem are we solving? Many brands hide behind misleading proprietary blends, but we prioritize transparency, crafting science-backed, family-trusted products built for US—because you deserve to know what you’re taking. How did we get our start? After a near-death accident left our founder battling PTSD and depression, he created life-changing supplements on his countertop. Word-of-mouth success then sparked our birth. What makes our products unique? Cutting-edge tech + expertise = transformative, science-backed botanical supplements. Leveraging 2026’s innovation for life-changing results. What problem are we solving? Many brands hide behind misleading proprietary blends, but we prioritize transparency, crafting science-backed, family-trusted products built for US—because you deserve to know what you’re taking. Launched April 2024 Launched October 2024 Launched January 2025 Launched March 2025 Launched May 2025

Review: Great supplement for energy and endurance - 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.
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 combines L-Citrulline, L-Arginine, CoQ10, Ginseng, Rhodiola, Beetroot, Resveratrol, Ginkgo Biloba, Quercetin, and L-Carnitine in a single capsule — a comprehensive pre-workout complex designed for active adults who want a thoughtfully formulated daily nitric oxide supplement.
- DAILY HEART SUPPORT | Crafted with L-Arginine, CoQ10, and Resveratrol — ingredients traditionally included in everyday wellness regimens. Heart of Steel is designed to support overall vitality and complement a healthy, active lifestyle.
- SUPPORT ENERGY & STAMINA | Ginseng and Rhodiola are traditional adaptogens that support natural energy and stamina without the jitters or afternoon crash associated with high-caffeine pre-workouts.
- POST-WORKOUT RECOVERY SUPPORT | L-Carnitine, Ginkgo Biloba, and Quercetin support post-workout recovery as part of a balanced training regimen. The formula is designed to fit into the routines of athletes and active adults who train multiple times per week.
- MADE IN A GMP-REGISTERED FACILITY | Heart of Steel is manufactured in a GMP-registered US facility. Our formula is independently third-party tested for purity and potency, delivering clean, high-quality ingredients without any unnecessary additives.
- NO PROPRIETARY BLENDS | Every single ingredient in Heart of Steel is clearly listed by exact name, source, and milligram amount. No hidden formulas, no under-dosing, and absolutely no fairy dust.
- YOUR SATISFACTION, OUR PROMISE – We stand behind every bottle. Questions or concerns? Reach out anytime through desertcart messages — our team is here to support you every step of the way.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DK61GRD2 |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Allergen Information | Non-GMO |
| Best Sellers Rank | #11,104 in Health & Household ( See Top 100 in Health & Household ) #29 in Sports Nutrition Nitric Oxide Boosters |
| Brand | Formulation Factory |
| Brand Name | Formulation Factory |
| Color | Black |
| Container Type | Bottle |
| Customer Reviews | 4.6 out of 5 stars 789 Reviews |
| Dosage Form | Capsule |
| Dose Release Method | Immediate Release |
| Flavor | Unflavored |
| Item Form | Capsule |
| Manufacturer | Formulation Factory |
| Manufacturer Part Number | HOS1 |
| Model Name | Heart of Steel Pack 1 |
| Model Number | HOS1 |
| Number of Items | 1 |
| Product Benefits | Heart Health Support, Metabolism Management |
| Supplement Formulation | Individual Supplement |
| Total Servings Per Container | 30 |
| UPC | 198715722352 |
| Unit Count | 120 Count |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Formulation Factory
- **Flavor:** Unflavored
- **Item Form:** Capsule
- **Number of Items:** 1
- **Package Information:** Bottle
- **Product Benefits:** Metabolism Management
- **Servings per Container:** 30
- **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)
![- 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/816hILqzdvL.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/81P6KKntewL.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** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 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.

### ⭐⭐⭐⭐⭐ 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!

### ⭐⭐⭐⭐⭐ Quality fitness supplement!
*by B***S on May 9, 2026*

Formulation Factory’s Heart of Steel supplement is a quality product that has improved my energy during my workouts and overall mood! I appreciate that it’s made with high-quality ingredients at an affordable price! I would highly recommend adding this one to your fitness routine!

## 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 Vietnam*
*Store origin: VN*
*Last updated: 2026-05-21*