---
product_id: 706256673
title: "Formulation Factory Heart of Steel Nitric Oxide Supplement - L Citrulline & L Arginine Blood Pressure Supplements - Natural Pre-Workout: Energy Management - 120 Capsules, 2 Month Supply"
brand: "formulation factory"
price: "529 Lei"
currency: RON
in_stock: true
reviews_count: 8
category: "Formulation Factory"
url: https://www.desertcart.ro/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplement-l-citrulline
store_origin: RO
region: Romania
---

# Sustained energy without jitters 10 potent metabolic boosters Supports heart & blood flow Formulation Factory Heart of Steel Nitric Oxide Supplement - L Citrulline & L Arginine Blood Pressure Supplements - Natural Pre-Workout: Energy Management - 120 Capsules, 2 Month Supply

**Brand:** formulation factory
**Price:** 529 Lei
**Availability:** ✅ In Stock

## Summary

> 💥 Unlock your inner powerhouse with Heart of Steel — energy, endurance, and edge in one premium formula!

## Quick Answers

- **What is this?** Formulation Factory Heart of Steel Nitric Oxide Supplement - L Citrulline & L Arginine Blood Pressure Supplements - Natural Pre-Workout: Energy Management - 120 Capsules, 2 Month Supply by formulation factory
- **How much does it cost?** 529 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplement-l-citrulline)

## 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

- • **Heart & Recovery Support:** Includes Resveratrol, Ginseng, and Rhodiola to promote cardiovascular health and faster post-activity recovery.
- • **Sustained Energy & Focus:** Experience smooth, jitter-free energy that powers you through workouts and long workdays alike.
- • **Clean, Transparent Formula:** No proprietary blends—fully disclosed, GMP-certified, and made in the USA for premium quality you can trust.
- • **Consistency Unlocks Results:** Noticeable benefits in 3-4 weeks with daily use—join thousands reclaiming their edge and beating burnout.
- • **All-in-One Metabolic Powerhouse:** 10 clinically-backed ingredients including L-Citrulline, L-Arginine & CoQ10 for optimized circulation and stamina.

## Overview

Formulation Factory's Heart of Steel is a 10-in-1 metabolic maximizer supplement featuring L-Citrulline, L-Arginine, CoQ10, and other key botanicals designed to enhance nitric oxide production, support healthy blood pressure, and boost sustained energy. With transparent labeling and GMP certification, this premium pre-workout and daily vitality formula helps professionals and athletes alike improve circulation, stamina, and recovery without jitters or crashes.

## Description

Buy 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 240 Count (2 Pack) on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: ⭐⭐⭐⭐⭐ Excellent supplement for energy and blood flow support - I’ve been using Heart of Steel for a few weeks now, and I can honestly say it’s a very solid supplement. What really stood out to me is the well-thought-out formula — it includes key ingredients like L-Citrulline, L-Arginine, CoQ10, Ginkgo Biloba, Panax Ginseng, Rhodiola, and Resveratrol. It’s great to have everything in one product instead of taking multiple separate supplements. The effects feel smooth and balanced, with no jitters, no crashes, and no unpleasant side effects. I’ve noticed improved daily energy levels and better endurance, especially during workouts and active days. It doesn’t feel like a harsh stimulant — just clean, steady support. Capsules are easy to swallow, and the quality feels premium. Overall, this is a well-rounded supplement for anyone looking to support circulation, energy, and overall performance. I would definitely repurchase and recommend it.
Review: Great product! - I’ve been using Heart of Steel (10-in-1 Metabolic Maximizer) from Formulation Factory for several weeks now, and I’m genuinely impressed. ￼ ✅ What I Loved • Noticeable energy boost – Without feeling jittery, I get a clean, sustained lift in motivation and stamina throughout the day (or during workouts). • Improved circulation & “pump” – The nitric oxide blend (L-Citrulline, L-Arginine) delivers a real difference in blood flow and vascular “fullness.” • Supports heart health – Ingredients like CoQ10, resveratrol, and ginseng feel like a thoughtful touch for cardiovascular support. ￼ • Recovery & reduced fatigue – After long or intense sessions, soreness seems to fade faster, and I bounce back quicker. • Clean formulation & transparency – No hidden proprietary blends. Everything is disclosed, and the product is GMP-certified, made in a USA facility. ￼ ⚠️ Minor Considerations • You’ll need to take 4 capsules per day at full dose, which is a bit bulky. ￼ • As always with supplements, consult your healthcare provider first, especially if you have blood pressure or heart conditions. • The product is a bit premium in price, but in my experience the performance justifies it. 💬 Final Thoughts Heart of Steel is not just another “booster” — it delivers on its promises and feels like a well-rounded, premium formula. If you’re after more vigor, better circulation, and real performance gains, I wholeheartedly recommend giving this one a shot.

## Features

- THE TIN MAN PROBLEM – Strong outside, hollow inside. Energy collapsed. Drive vanished. Like the Tin Man, many men and women today feel the weight of stress and burnout.
- THE TURNING POINT – The answer wasn’t more caffeine or quick fixes. It was restoring blood flow, nitric oxide, and cellular energy — the true spark of vitality.
- 10-IN-1 METABOLIC MAXIMIZER – L-Citrulline, L-Arginine, CoQ10, Resveratrol, Ginseng, Ginkgo Biloba, Rhodiola, Quercetin, Forskolin, Capsaicin. A powerhouse blend for circulation and stamina.
- TRUSTED RESULTS – From the gym to daily life, thousands of men and women rely on HEART OF STEEL to push past fatigue and reclaim their edge. Third-party tested. Transparent label.
- CONSISTENCY MATTERS – Supplements work gradually. For best results, take daily as directed. Most people begin to notice benefits with consistent use over 3–4 weeks.
- YOUR SATISFACTION MATTERS – We back every bottle. Questions or concerns? Reach out through desertcart messages — our team is here to help.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B0DTZ42NN1 |
| Best Sellers Rank | #21,016 in Health & Household ( See Top 100 in Health & Household ) #51 in Sports Nutrition Nitric Oxide Boosters |
| Customer Reviews | 4.6 4.6 out of 5 stars (758) |
| Date First Available  | January 24, 2025 |
| Manufacturer  | Formulation Factory |
| Package Dimensions  | 5.71 x 3.15 x 2.72 inches; 4.97 ounces |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Formulation Factory
- **Flavor:** Unflavored
- **Item Form:** Capsule
- **Item Weight:** 4.97 Ounces
- **Number of Items:** 2
- **Package Information:** Bottle
- **Product Benefits:** Blood Flow & Circulation, Heart Health Support, Nitric Oxide Support
- **Unit Count:** 240 Count

## Images

![Formulation Factory Heart of Steel Nitric Oxide Supplement - L Citrulline & L Arginine Blood Pressure Supplements - Natural Pre-Workout: Energy Management - 120 Capsules, 2 Month Supply - Image 1](https://m.media-amazon.com/images/I/81eqA-MYyZL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ ⭐⭐⭐⭐⭐ Excellent supplement for energy and blood flow support
*by O***A on January 6, 2026*

I’ve been using Heart of Steel for a few weeks now, and I can honestly say it’s a very solid supplement. What really stood out to me is the well-thought-out formula — it includes key ingredients like L-Citrulline, L-Arginine, CoQ10, Ginkgo Biloba, Panax Ginseng, Rhodiola, and Resveratrol. It’s great to have everything in one product instead of taking multiple separate supplements. The effects feel smooth and balanced, with no jitters, no crashes, and no unpleasant side effects. I’ve noticed improved daily energy levels and better endurance, especially during workouts and active days. It doesn’t feel like a harsh stimulant — just clean, steady support. Capsules are easy to swallow, and the quality feels premium. Overall, this is a well-rounded supplement for anyone looking to support circulation, energy, and overall performance. I would definitely repurchase and recommend it.

### ⭐⭐⭐⭐⭐ Great product!
*by $***M on September 24, 2025*

I’ve been using Heart of Steel (10-in-1 Metabolic Maximizer) from Formulation Factory for several weeks now, and I’m genuinely impressed. ￼ ✅ What I Loved • Noticeable energy boost – Without feeling jittery, I get a clean, sustained lift in motivation and stamina throughout the day (or during workouts). • Improved circulation & “pump” – The nitric oxide blend (L-Citrulline, L-Arginine) delivers a real difference in blood flow and vascular “fullness.” • Supports heart health – Ingredients like CoQ10, resveratrol, and ginseng feel like a thoughtful touch for cardiovascular support. ￼ • Recovery & reduced fatigue – After long or intense sessions, soreness seems to fade faster, and I bounce back quicker. • Clean formulation & transparency – No hidden proprietary blends. Everything is disclosed, and the product is GMP-certified, made in a USA facility. ￼ ⚠️ Minor Considerations • You’ll need to take 4 capsules per day at full dose, which is a bit bulky. ￼ • As always with supplements, consult your healthcare provider first, especially if you have blood pressure or heart conditions. • The product is a bit premium in price, but in my experience the performance justifies it. 💬 Final Thoughts Heart of Steel is not just another “booster” — it delivers on its promises and feels like a well-rounded, premium formula. If you’re after more vigor, better circulation, and real performance gains, I wholeheartedly recommend giving this one a shot.

### ⭐⭐⭐⭐⭐ Amazing Results & Noticeable Boost
*by L***A on November 16, 2025*

I’m really impressed with Heart of Steel — it delivers exactly what it promises. The quality of the ingredients is noticeable right away, and the capsules are clean, easy to take, and gentle on the stomach. I’ve felt a big difference in my strength and daily energy. The blend of L-Citrulline, L-Arginine, Ginseng, Ginkgo Biloba, and other nutrient-rich ingredients works incredibly well together. It gives a steady boost without any crash. For the price, this is definitely great value for money. You get a strong, well-balanced formula that actually works. I also noticed an improvement in sleep quality — my body feels more relaxed at night, and I wake up feeling refreshed. Overall effectiveness is a solid 10/10. If you’re looking for a supplement that supports circulation, energy, recovery, and overall performance, this is one of the best I’ve tried. Highly recommended!

## 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)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ro/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplement-l-citrulline](https://www.desertcart.ro/products/706256673-formulation-factory-heart-of-steel-nitric-oxide-supplement-l-citrulline)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-13*