---
product_id: 684369234
title: "Magnesium Oxide 400mg, 500 Capsules | Elemental Form for Max Concentration | Supports Calm, Muscle & Nerve Health | Non-GMO"
brand: "micro ingredients"
price: "HK$301"
currency: HKD
in_stock: true
reviews_count: 8
category: "Micro Ingredients"
url: https://www.desertcart.hk/products/684369234-magnesium-oxide-400mg-500-capsules-elemental-form-for-max-concentration
store_origin: HK
region: Hong Kong
---

# 400mg elemental magnesium per capsule Non-GMO, 3rd party lab tested purity Supports calm & muscle relaxation Magnesium Oxide 400mg, 500 Capsules | Elemental Form for Max Concentration | Supports Calm, Muscle & Nerve Health | Non-GMO

**Brand:** micro ingredients
**Price:** HK$301
**Availability:** ✅ In Stock

## Summary

> 💪 Elevate your calm and muscle game with the master mineral boost!

## Quick Answers

- **What is this?** Magnesium Oxide 400mg, 500 Capsules | Elemental Form for Max Concentration | Supports Calm, Muscle & Nerve Health | Non-GMO by micro ingredients
- **How much does it cost?** HK$301 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/684369234-magnesium-oxide-400mg-500-capsules-elemental-form-for-max-concentration)

## Best For

- micro ingredients enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Pure:** Non-GMO, free from soy, dairy, gluten, peanuts, and tree nuts for peace of mind
- • **Trusted Quality:** Third-party lab tested to ensure potency, safety, and purity every batch
- • **Long-Lasting Supply:** 500 capsules per bottle—one a day formula for over 1.3 years of daily support
- • **Master Mineral Support:** Promotes muscle, nerve health, and cellular function across the body
- • **Max Concentration Power:** 400mg of elemental magnesium oxide for superior absorption and effectiveness

## Overview

Micro Ingredients Magnesium Oxide 400mg capsules deliver a potent, elemental form of magnesium designed to support muscle relaxation, nerve health, and overall cellular function. With 500 non-GMO capsules per bottle, this supplement offers a long-lasting, daily dose of magnesium that is third-party lab tested for purity and free from common allergens, making it a reliable choice for health-conscious professionals seeking sustained wellness and calm.

## Description

Pure Vitamin & Mineral Visit the Store Pure Vitamin & Mineral Visit the Store Essential Fatty Acids Visit the Store Essential Fatty Acids Organic Algae Nutrition Visit the Store Organic Algae Nutrition Electrolytes Visit the Store Electrolytes

Review: Value - It's a good value
Review: Excellent product - Works great for leg cramps. 2nd time ordering and I will continue to order this.

## Features

- Micro Ingredients offers elemental magnesium oxide capsules. Providing a max concentration magnesium form for promoting muscle health, relaxation, and calmness.
- Long lasting 500 capsules per bottle, one a day formula, delivers extra-strength magnesium from 400mg of magnesium oxide per serving.
- Magnesium plays a crucial role in hundreds of cellular functions throughout almost every cell of the human body and is a mineral that can be obtained through diet and supplements.
- Some people refer to magnesium as the “master mineral” due to it having a variety of benefits throughout the body, Micro Ingredients offers one of the gentlest forms of magnesium for easy absorption and maximized benefits.
- Premium non-GMO magnesium supplements. Made without soy, dairy, gluten, wheat, peanuts, and tree nuts. Ingredients must pass our 3rd party lab tests to ensure a product that is safe, pure, and potent.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DDWD83GF |
| Best Sellers Rank | #26,078 in Health & Household ( See Top 100 in Health & Household ) #511 in Magnesium Mineral Supplements |
| Brand | Micro Ingredients |
| Brand Name | Micro Ingredients |
| Customer Reviews | 4.6 out of 5 stars 695 Reviews |
| Flavor | Magnesium Oxide |
| Item Form | Capsule |
| Manufacturer | Micro Ingredients |
| Number of Items | 1 |
| Primary Supplement Type | Magnesium |
| Product Benefits | General Health |
| UPC | 850056167710 |
| Unit Count | 500 Count |

## Product Details

- **Brand:** Micro Ingredients
- **Flavor:** Magnesium Oxide
- **Item Form:** Capsule
- **Primary Supplement Type:** Magnesium
- **Unit Count:** 500 Count

## Images

![Magnesium Oxide 400mg, 500 Capsules | Elemental Form for Max Concentration | Supports Calm, Muscle & Nerve Health | Non-GMO - Image 1](https://m.media-amazon.com/images/I/71aAcjo22rL.jpg)

## Questions & Answers

**Q: How does magnesium oxide compare to magnesium glycinate?**
A: Magnesium oxide packs a powerful punch with its high magnesium content, delivering more elemental magnesium per gram than magnesium glycinate. The oxide form shines brighter when higher doses are needed in a smaller serving size.

**Q: How do I store this product?**
A: We recommend you store it in a well-closed container away from moisture, direct sunlight, and heat to preserve shelf life and potency.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Value
*by B***S on April 26, 2026*

It's a good value

### ⭐⭐⭐⭐⭐ Excellent product
*by S***T on January 23, 2026*

Works great for leg cramps. 2nd time ordering and I will continue to order this.

### ⭐⭐⭐⭐⭐ Good quality!
*by R***T on May 29, 2026*

Very good, works better than what I was using being capsules and not a solid tablet i get better absorption.

## Frequently Bought Together

- Magnesium Oxide 400mg, 500 Capsules | Elemental Form for Max Concentration | Mineral Supplement for Muscle Health + Calm & Relaxation Support | Non-GMO
- Micro Ingredients Oil of Oregano, 300 Softgel | Oregano Oil with Black Seed Oil, 4X Strength Carvacrol & Thymoquinone | Plant Based, Non-GMO | Antioxidant & Immune Support
- Vitamin D3 10000 iu Plus K2 (MK-7) 200 mcg, 300 Virgin Coconut Oil Softgels| 2 in 1 Vitamins D & K Complex | Supports Calcium Absorption, Bone, Immune, & Heart Health – Easy to Swallow

---

## 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.hk/products/684369234-magnesium-oxide-400mg-500-capsules-elemental-form-for-max-concentration](https://www.desertcart.hk/products/684369234-magnesium-oxide-400mg-500-capsules-elemental-form-for-max-concentration)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-08-03*