Calcium Stearate is a calcium-based substance containing a combination of solid organic acids derived from dietary sources.Because of its lubricating and water-repelling characteristics, it is commonly employed as an anti-caking agent in food, cosmetics, and medicines.Cosmetics and culinary items include this chemical. This is safe to use. Calcium Stearateis a benign and non-irritant ingredient included in oral medication formulations.It's most commonly employed as a solid-phase lubricant to minimize friction between particles in the substance to which it's introduced.