Beauvericin is produced by the strain of Streptomyces sp. Ba cyclic depsipeptide isolated from several fungal genera, notably beauveria and fusarium; exhibits broad antifungal, antibacterial, antiprotozoan and insecticidal activities; exhibits ionophoric properties, and inhibits acyl-coa:Cholesterol acyltransferase activity; induces apoptosis by elevating intracellular calcium levels.