---
product_id: 398627122
title: "Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack)"
brand: "laboratories"
price: "$18.18"
currency: USD
in_stock: true
reviews_count: 8
category: "Rugby Laboratories"
url: https://www.desertcart.us/products/398627122-rugby-magnesium-oxide-400-mg-tablets-dietary-supplement-gluten-free
store_origin: US
region: United States of America
---

# Gluten-Free & allergen-free 400 mg Magnesium Oxide per tablet 120 tablets for 4 months supply Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack)

**Brand:** laboratories
**Price:** $18.18
**Availability:** ✅ In Stock

## Summary

> 💪 Elevate your wellness game with clean, powerful magnesium!

## Quick Answers

- **What is this?** Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack) by laboratories
- **How much does it cost?** $18.18 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/398627122-rugby-magnesium-oxide-400-mg-tablets-dietary-supplement-gluten-free)

## Best For

- laboratories enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Pure Formula:** Free from gluten, yeast, lactose, sugar, preservatives, and artificial additives for a clean wellness routine.
- • **Gentle Yet Effective:** Supports digestive comfort and muscle relaxation without harsh side effects.
- • **Trusted Quality Assurance:** Crafted under strict regulatory standards by Rugby Laboratories, a legacy in quality supplements.
- • **Power-Packed Magnesium Boost:** Each tablet delivers 241 mg of elemental magnesium to support muscle and nerve function.
- • **Daily Dose, Maximum Convenience:** One tablet a day with meals keeps your magnesium levels optimized without hassle.

## Overview

Rugby Magnesium Oxide 400 mg Tablets provide a potent 241 mg elemental magnesium dose per tablet in a clean, allergen-free formula. With 120 tablets per bottle, this gluten-free supplement supports muscle, nerve, and digestive health, crafted under strict quality standards by Rugby Laboratories for reliable daily wellness.

## Description

Buy Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack) on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: 400mg magnesium - Great price, great product
Review: Gentle and effective - Very helpful for constipation but very gently so. I would take one at night before bed and it really helped to soften otherwise painful bathroom visits.

## Features

- MAGNESIUM OXIDE TABLETS: Rugby's Magnesium Oxide 400 mg tablets are a dietary supplement. They are free from yeast, wheat, gluten, milk or milk derivatives, lactose, sugar, preservatives, artificial color, artificial flavor, and sodium (less than 5 mg per serving).
- ACTIVE INGREDIENT: Each tablet contains 241 mg of magnesium (from 400 mg of magnesium oxide).
- DOSAGE: Adults, take 1 tablet daily, preferably with a meal. These tablets are not formulated for children. To preserve quality and freshness, keep the bottle tightly closed.
- QUALITY FORMULATION: We maintain high standards of care through strict regulatory compliance to deliver carefully formulated, effective 400 mg magnesium tablets.
- RUGBY LABORATORIES: At Rugby Laboratories, we believe wellness should be accessible to everyone. We pride ourselves on our legacy of delivering quality OTC and vitamin supplements.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B08CK3RPK1 |
| Best Sellers Rank | #15,007 in Health & Household ( See Top 100 in Health & Household ) #289 in Magnesium Mineral Supplements |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,127) |
| Date First Available  | December 30, 2021 |
| Item model number  | 10006-0730-38 |
| Manufacturer  | Rugby Laboratories |
| Product Dimensions  | 2 x 2 x 3.5 inches; 0.01 ounces |

## Product Details

- **Brand:** RUGBY LABORATORIES
- **Flavor:** Unflavored
- **Item Form:** Tablet
- **Primary Supplement Type:** Magnesium Oxide
- **Unit Count:** 120 Count

## Images

![Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack) - Image 1](https://m.media-amazon.com/images/I/41oKsl63kTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 400mg magnesium
*by A***R on January 18, 2026*

Great price, great product

### ⭐⭐⭐⭐⭐ Gentle and effective
*by A***S on September 22, 2025*

Very helpful for constipation but very gently so. I would take one at night before bed and it really helped to soften otherwise painful bathroom visits.

### ⭐⭐⭐⭐⭐ Great Product!
*by J***R on December 31, 2025*

My Husband has to take these. Great price on Amazon.

## Frequently Bought Together

- Rugby Magnesium Oxide 400 mg Tablets - Dietary Supplement - Gluten-Free - 120 Count (1 Pack)
- Carlyle Vitamin B-2 400mg | 180 Count | Non-GMO, Gluten Free Supplement | B2 Riboflavin

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---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-02*