--- product_id: 416183113 title: "Reef Foundation A 1L" brand: "red sea" price: "335.83 DT" currency: TND in_stock: true reviews_count: 5 category: "Red Sea" url: https://www.desertcart.tn/products/416183113-reef-foundation-a-1l store_origin: TN region: Tunisia --- # Balances coral skeleton elements Raises Ca by 2ppm per 1ml/100L Precision Ca+Sr blend Reef Foundation A 1L **Brand:** red sea **Price:** 335.83 DT **Availability:** ✅ In Stock ## Summary > 🌊 Elevate your reef’s foundation—because your corals deserve the best! ## Quick Answers - **What is this?** Reef Foundation A 1L by red sea - **How much does it cost?** 335.83 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/416183113-reef-foundation-a-1l) ## 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 - • **BPA-Free & Eco-Conscious:** Safe for all reef life stages with transparent, rimless packaging designed for sustainability. - • **Effortless Dosage Control:** 1ml per 100L raises calcium by 2ppm—precision dosing for professional reef keepers. - • **Complete Reef Care Integration:** Part of Red Sea’s acclaimed Reef Care Program, trusted by marine experts worldwide. - • **Optimized Coral Growth Formula:** Blended calcium and strontium salts in coral-perfect ratios for vibrant reef vitality. - • **Balanced Reef Foundation Elements:** Ensures ideal levels of calcium, magnesium, strontium, and carbonate for healthy skeleton formation. ## Overview Red Sea Reef Foundation A is a 1L liquid supplement expertly formulated with calcium and strontium salts in the exact ratios corals need. It balances essential reef elements—calcium, magnesium, strontium, and carbonate—to promote robust coral skeleton growth. Designed for precision dosing, 1ml treats 100 liters of aquarium water, raising calcium levels by 2ppm. BPA-free and part of Red Sea’s comprehensive Reef Care Program, it’s the go-to choice for millennial reef enthusiasts aiming for thriving, vibrant coral ecosystems. ## Description Calcium+ Supplement Foundation A Calcium And Strontium Complex For Balanced Formation Of The Coral Skeleton Ca | Sr | Ba 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 Sea’S Calcium+ Contains Blended Salts Of Calcium And Strontium In The Ratio Required By Corals And Is Part Of Red Sea’S Complete Reef Care Program. Concentration: Liquid Supplement: 1Ml Will Raise The Ca Level Of 100 Liters (25 Gal) By 2Ppm. Powder Supplement: 1G Will Raise The Ca Level Of 100 Liters (25 Gal) By 3.6Ppm. 1 Kg Will Make 1.8L Of Stock Solution. Package Size/Volume: 250 Ml (8.5 Fl. Oz.) 500 Ml (16.9 Fl. Oz.) 1 L (33.8 Fl. Oz.) 5 L (1.32 Gal) 1 Kg – Powder (2.2 Lb). Review: keeps my corals growing nice and beautifully!! Review: Does great for corals ## Features - Red Sea’s CALCIUM+ 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, 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074MKR92B | | Allergen Information | BPA-Free | | Batteries Included | No | | Best Sellers Rank | #143,184 in Beauty ( See Top 100 in Beauty ) #1,623 in Foundation Makeup | | Color | as per image | | Customer Reviews | 4.8 4.8 out of 5 stars (124) | | Date First Available | 8 August 2012 | | Item Form | Powder | | Item Weight | 771 g | | Item model number | Red Sea Reef Foundation A Supplement (Ca | | Pet Life Stage | All Life Stages | | Product Dimensions | 8 x 20 x 8 cm; 771 g | | Quantity | 1 | | Special Features | Rimless, Transparent | | Specific Uses | Active | | batteries required | No | ## Product Details - **Brand:** Red Sea - **Item form:** Powder - **Item weight:** 0.77 Kilograms - **Liquid volume:** 500 Milliliters - **Manufacturer:** Red Sea ## Images ![Reef Foundation A 1L - Image 1](https://m.media-amazon.com/images/I/613ucKNfHbL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by M***Y on 17 August 2023* keeps my corals growing nice and beautifully!! ### ⭐⭐⭐⭐⭐ Review *by Y***A on 23 March 2021* Does great for corals ### ⭐⭐⭐⭐⭐ Review *by B***D on 19 August 2020* My corals look a lot better using the red sea ## Frequently Bought Together - Aqcult 306167 1 Ltr Red Reefer Foundation A Calcium & Strontium - Red Sea Aqcult 306168 1 LTR Reefer Foundation B Alkalin - Red Sea Reef Foundation C, Magnesium Supplement, 1 Liter --- ## 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.tn/products/416183113-reef-foundation-a-1l](https://www.desertcart.tn/products/416183113-reef-foundation-a-1l) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-04-23*