---
product_id: 8336202
title: "Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml"
brand: "red sea"
price: "$62.54"
currency: USD
in_stock: true
reviews_count: 10
url: https://www.desertcart.us/products/8336202-red-sea-fish-pharm-are22033-reef-foundation-magnesium-supplement-c
store_origin: US
region: United States of America
---

# fast-acting formula Made in Israel 500ml liquid volume Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml

**Brand:** red sea
**Price:** $62.54
**Availability:** ✅ In Stock

## Summary

> 🌊 Elevate your reef game with the ultimate magnesium boost!

## Quick Answers

- **What is this?** Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml by red sea
- **How much does it cost?** $62.54 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/8336202-red-sea-fish-pharm-are22033-reef-foundation-magnesium-supplement-c)

## Best For

- red sea enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Global Quality:** Proudly manufactured in Israel with premium standards
- • **Coral-Optimized Formula:** Specifically designed to support thriving reef ecosystems
- • **Top-Rated Reef Essential:** 4.7-star trusted supplement with proven customer satisfaction
- • **Fast-Acting Magnesium Boost:** Rapidly restores essential minerals for vibrant coral health
- • **Precision Dosing, Zero Hassle:** Effortless application for busy reef keepers

## Overview

Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C is a 500ml liquid formula designed to quickly and effectively replenish magnesium levels in reef aquariums. Manufactured in Israel, this easy-to-use supplement supports coral vitality and is highly rated by aquarium enthusiasts worldwide.

## Description

desertcart.com : Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml : Aquarium Treatments : Pet Supplies

Review: Great value. , - Works fast
Review: Red Sea everything - The best dosing that is out there easy to use.

## Features

- This product is easy to use
- This product adds a great value
- This product is manufactured in Israel

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00BS96CHM |
| ASIN  | B00BS96CHM |
| Allergen Information | Crustacean |
| Best Sellers Rank | #120,265 in Pet Supplies ( See Top 100 in Pet Supplies ) #1,114 in Aquarium Water Treatments |
| Brand Name | Red Sea |
| Customer Reviews | 4.7 4.7 out of 5 stars (127) |
| Date First Available  | December 10, 2010 |
| Global Trade Identification Number | 00730773220335 |
| Included Components | PHL306039 |
| Is Discontinued By Manufacturer  | No |
| Item Form | Liquid |
| Item Type Name | PHL306039 |
| Item Weight | 16 ounces |
| Item model number  | 306039 |
| Liquid Volume | 500 Milliliters |
| Manufacturer | Red Sea |
| Manufacturer  | Red Sea |
| Manufacturer Part Number | 306039 |
| Model Number | 306039 |
| Product Dimensions  | 3.15 x 7.87 x 3.15 inches; 1 Pounds |
| Target Species | Coral |
| UPC | 730773220335 |
| Unit Count | 1 Pounds |

## Product Details

- **Brand:** Red Sea
- **Item Form:** Liquid
- **Item Weight:** 16 ounces
- **Liquid Volume:** 500 Milliliters
- **Manufacturer:** Red Sea

## Images

![Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml - Image 1](https://m.media-amazon.com/images/I/71XcawfQiaL.jpg)
![Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml - Image 2](https://m.media-amazon.com/images/I/61OzcSMGFHL.jpg)
![Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml - Image 3](https://m.media-amazon.com/images/I/81wICs0grEL.jpg)
![Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml - Image 4](https://m.media-amazon.com/images/I/51KOmTDh00L.jpg)
![Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml - Image 5](https://m.media-amazon.com/images/I/71plVaLV2mL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great value. ,
*by M***A on June 9, 2025*

Works fast

### ⭐⭐⭐⭐⭐ Red Sea everything
*by D***S on February 20, 2025*

The best dosing that is out there easy to use.

### ⭐⭐⭐⭐⭐ Fast delivery
*by A***A on November 22, 2023*

As described

## Frequently Bought Together

- Red Sea Fish Pharm ARE22033 Reef Foundation Magnesium Supplement-C for Aquarium, 500ml (Packaging may vary)
- Red Sea Reef Foundation A Supplement (Ca/Sr) - 500ml
- Red Sea Aqcult 306168 1 LTR Reefer Foundation B Alkalin

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**Shop now:** [https://www.desertcart.us/products/8336202-red-sea-fish-pharm-are22033-reef-foundation-magnesium-supplement-c](https://www.desertcart.us/products/8336202-red-sea-fish-pharm-are22033-reef-foundation-magnesium-supplement-c)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-17*