Calcium, magnesium, strontium and carbonate are the basic foundation elements of coral skeletons.

All of these elements need to be available in balanced proportions for positive coral health and growth.

Red Seas Reef Foundation A contains blended salts of calcium and strontium in the ratio required by corals and is part of Red Sea’s complete Reef Care Program.

Calcium and strontium complex for balanced formation of the coral skeleton

Size : 500 ml , 5 Liter (Liquid) & 1 Kg (Powder).

Freshness & Storage

Every batch we dispatch carries a minimum of 6 months’ remaining shelf life. Store this product in a cool, dry place away from direct sunlight, with the cap or inner foil closed tightly after each use.

Returns & Replacement

Returns are accepted within 7 days of delivery, provided the item is unused and in its original packaging. Manufacturer-sealed items cannot be returned once the seal is broken, and sale-priced items are not refundable.

If your item arrives defective or damaged, message us on WhatsApp with your order number — or email us, if you would rather — and we will replace it. Approved replacements are delivered within 3 to 5 business days. Transit damage is covered by insurance on every shipment. If tracking shows delivered but nothing reached you, tell us within 72 hours, which is the reporting window Indian couriers allow. Damage caused during installation or use is not covered; replacement spares for such cases are chargeable.

Full terms are on our Cancellation & Returns page.