Calcium(2+);Hexaaquacalcium ion (CAS 17787-72-3, CaH6O6+2), is a colorless aqueous ion, widely used in various industries such as pharmaceuticals, agriculture, and food processing. It is known for its essential role in maintaining strong bones and teeth, as well as its involvement in numerous cellular processes. The hexaaquacalcium ion has a high affinity for water molecules, forming stable complexes that contribute to its solubility and bioavailability. Due to its importance in biological systems, this compound is extensively studied for its potential therapeutic applications, including the treatment of osteoporosis and other calcium-related disorders.