Red Sea Foundation A Calcium+ 1L

Red Sea Reef Foundation A (Calcium+) 1L is a highly concentrated, balanced liquid supplement of calcium and strontium used to build and maintain coral skeletons in saltwater reef aquariums. It is a foundational component of Red Sea’s Reef Care Program.Key Details & PricingPurpose: Provides calcium, strontium, and barium in the exact ratios required by corals.Concentration: 1 ml raises the calcium level in 100 liters (25 gallons) of water by 2 ppm.Average Price: Typically retails between $26.99 and $31.99 depending on the retailer.Where to Buy: Available for online order or local pickup at specialized retailers like ⁠SaltwaterAquarium.com, ⁠Premium Aquatics, and ⁠Petco.Dosing GuidelinesDosing is usually tailored to the specific needs of your aquarium. Below are Red Sea’s average daily usage guidelines per 100 L (25 gal):Mixed Reef: 3 mlSPS Frag: 6 mlSPS Dominant: 4 mlUltra-Low Nutrient SPS: 2 mlFor best results, dosing should be calculated based on the measured uptake of calcium in your tank using a dedicated test kit.