FDA 483 - Best Formulations Inc - August 14, 2025

An FDA inspection of Best Formulations LLC in City of Industry, CA, a contract manufacturer of dietary supplements, revealed significant deficiencies in quality control. The firm failed to establish adequate identity, purity, strength, and composition specifications for both raw materials and finished products. Additionally, quality control personnel did not properly review and investigate out-of-specification results, indicating a breakdown in their production and process control system.