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Red Sea

Additives: Red Sea Reef Foundation, Reef Energy & Color Corals Supplements
The Red Sea Reef Foundation, Reef Energy, Color Corals and Reef Energy products, along with the Red Sea Pro Test Kits, are all part of an integrated Reef Care program created by Red Sea to maximize the health and attractiveness of your reef aquarium. Many of the product (main pages) have links to videos and documentation created by Red Sea to explain the Reef Care program. We also encourage you to visit the Red Sea Reef Care Program Web site, which contains all the videos and documentation.
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Red Sea Reef Foundation A Calcium & Strontium Red Sea Reef Foundation A, Calcium & Strontium, 16.9 fl. oz

Reef Foundation A contains Calcium, Strontium, and Barium according to the ratios found in coral skeleton.  For best results dose according to a measured uptake of calcium and in conjunction with Reef Foundation B and Reef Foundation C.


  • Liquid

  • 500 ml / 16.9 fl. oz

  • Concentration: 1 ml will raise the Ca level of 100 liters (25 gal) by 2ppm.

  • For proper use of this product you may want to use the Red Sea Calcium Pro Test Kit

Our Price: $11.69
In Stock
Red Sea Reef Foundation A Calcium & Strontium Red Sea Reef Foundation A, Calcium & Strontium, 2.2 lbs (powder)

Reef Foundation A contains Calcium, Strontium, and Barium according to the ratios found in coral skeleton.  For best results dose according to a measured uptake of calcium and in conjunction with Reef Foundation B and Reef Foundation C.


  • Powder
  • 1 Kg / 2.2 lb
  • Concentration: 1 ml will raise the Ca level of 100 liters (25 gal) by 2ppm.This 1 Kg container when mixed with RO water will produce 1.8 liters of stock solution.
  • For proper use of this product you may want to use the Red Sea Calcium Pro Test Ki

Our Price: $16.69
In Stock
Reef Foundation B Alkalinity Buffer Supplement Red Sea Reef Foundation B, Alkalinity Buffer Supplement, 16.9 fl. oz

Reef Foundation B is a carbonate and buffer complex for the balanced formation of coral skeletons. It contains a complex of carbonate and other buffers present in seawater that maintain proper alkalinity and pH, and is part of Red Sea's complete Reef Care program. For best results dose according to a measured drop in alkalinity and in conjunction with Reef Foundation A and Reef Foundation C.


  • Liquid
  • 500 ml / 16.9 fl. oz
  • Concentration: 1 ml will raise the alkalinity of 100 liters (25gal) by 0.36 meq/l (1dKH)
  • For proper use of this product you may want to use the Red Sea KH/Alkalinity Pro Test Kit

Our Price: $11.69
In Stock
Reef Foundation B Alkalinity Buffer Supplement Red Sea Reef Foundation B, Alkalinity Buffer Supplement, 2.2 lb

Reef Foundation B is a carbonate and buffer complex for the balanced formation of coral skeletons. It contains a complex of carbonate and other buffers present in seawater that maintain proper alkalinity and pH, and is part of Red Sea's complete Reef Care program. For best results dose according to a measured drop in alkalinity and in conjunction with Reef Foundation A and Reef Foundation C.


  • Powder
  • 1 Kg / 2.2 lb
  • Concentration: 1 ml will raise the alkalinity of 100 liters (25gal) by 0.36 meq/l (1dKH). This 1 Kg container when mixed with RO water will produce 10 liters of stock solution.
  • For proper use of this product you may want to use the Red Sea KH/Alkalinity Pro Test Kit

Our Price: $16.69
In Stock
Red Sea Reef Foundation C Magnesium Supplement Red Sea Reef Foundation C, Magnesium Supplement, 16.9 fl. oz

Reef Foundation C is a magnesium complex for balanced formation of coral skeletons. It contains blended salts of Magnesium and is part of Red Sea's complete Reef Care program. For best results dose according to a measured uptake of magnesium and in conjunction with Reef Foundation A and Reef Foundation B.


  • Liquid
  • 500 ml / 16.9 fl. oz
  • Concentration: 1 ml will raise the Mg level of 100 liters (25gal) by 1 ppm.
  • For proper use of this product you may want to use the Red Sea Magnesium Pro Aquarium Test Kit

Our Price: $11.69
In Stock
Red Sea Reef Foundation C Magnesium Supplement Red Sea Reef Foundation C, Magnesium Supplement, 2.2 lb

Reef Foundation C is a magnesium complex for balanced formation of coral skeletons. It contains blended salts of Magnesium and is part of Red Sea's complete Reef Care program. For best results dose according to a measured uptake of magnesium and in conjunction with Reef Foundation A and Reef Foundation B.


  • Powder
  • 1 Kg / 2.2 lb
  • Concentration: 1 ml will raise the Mg level of 100 liters (25gal) by 1 ppm. This 1 Kg container when mixed with RO water will produce 1.7 liters of stock solution.
  • For proper use of this product you may want to use the Red Sea Magnesium Pro Aquarium Test Kit

Our Price: $16.69
In Stock
Red Sea Reef Foundation ABC+ Supplement Red Sea Reef Foundation ABC+ Supplement

This supplement is a combination of Reef Foundation A (Calcium & Strontium), Reef Foundation B (alkalinity Buffer) and Reef Foundation C (Magnesium). It includes calcium, magnesium, strontium and carbonate, which are the basic foundation elements of coral skeletons. All these elements need to be available in balanced proportions for coral health and growth. Reef Foundation ABC+ is a powdered blend of all of the foundation elements with the addition of potassium, bromine and iodine in unique ratio required by corals. Alternatively, instead of this single combined formula, you may want to have greater control by using the individual Reef Foundation A (Calcium & Strontium), Reef Foundation B (alkalinity Buffer) and Reef Foundation C (Magnesium) supplements

Our Price: $15.79
In Stock
Red Sea Reef Foundation ABC Complete Liquid Supplement Red Sea Reef Foundation ABC Complete Liquid Supplement

This version has individual 250 ml liquid bottles of Reef Foundation A (Calcium, Strontium & Barium), Reef Foundation B (alkalinity Buffer) and Reef Foundation C (Magnesium). This product contains all five of the essential foundation elements required in order for corals to thrive within the reef aquarium. The Reef Foundation ABC Complete Liquid Supplement is part of Red Sea's complete reef care program.

Our Price: $19.39
In Stock
Red Sea Coral Colors ABCD Red Sea Coral Colors ABCD, 4-Supplement Pack (4 x 100ml)

The Red Sea Coral Colors ABCD, 4-Supplement Pack (4 x 100ml) combines the four Red Sea Coral Color products to provide the 31 minor and trace elements required by corals:


The elements in each supplement are related by their biological function and are associated with the production of specific color pigments (Pink, Red, Green/Yellow and Purple/Blue) in the soft tissue of stony corals. All 31 elements are required by all stony corals irrespective of the actual color the coral displays.

Our Price: $16.19
In Stock
Red Sea Coral Colors A Halogens Iodine Supplement Red Sea Coral Colors A, Iodine Halogen Supplement, 16.9 fl. oz

Red Sea Coral Colors A is a complex of halogens (Iodine, Bromine and Fluorine) that promote the pink colors in corals. These halogens act both as antioxidants and oxidative agents within the soft tissue and mucus layer of corals, reducing the possibility of coral bleaching. In active reef systems, these elements are depleted quickly due to their high oxidative abilities and reactivity with organic materials. Iodine and bromine are related to the pink chromo-protein (pocciloporin).

Our Price: $10.79
(Out of Stock)
Red Sea Coral Colors B Potassium & Boron Supplement Red Sea Coral Colors B, Potassium & Boron Supplement, 16.9 fl. oz

Red Sea Reef Colors B is a complex of potassium and boron that promotes the red colors in corals. Potassium plays an essential role in the transportation of coral nutrients within the soft tissue (including the nutrients provided by the Zooxanthellae). Potassium and Boron significantly affect the alkalinity of a coral’s soft tissue and the formation of aragonite in its skeleton. Potassium is related to the redchromo-proteins.

Our Price: $10.79
In Stock
Coral Colors D, Fe & Complementary Metals Trace Element Red Sea Coral Colors C, Fe & Complementary Metals Trace Element, 16.9 fl. Oz

Coral Color C is an iron & complementary trace element complex that promote the green colors in corals. This complex contains 8 “light” metals, including Iron, Manganese, Cobalt, Copper, Aluminum, Zinc, Chrome and Nickel, which are micro-elements that are essential to many bio-chemical metabolic processes, including respiration, production of energy, chlorophyll and photosynthetic catalysts. C elements are related to the green/yellowchromo-proteins.

Our Price: $10.79
In Stock