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Certificate of Analysis (COA)

Meaning

A Certificate of Analysis, commonly abbreviated as COA, is a formal document issued by a quality assurance entity that serves to confirm a regulated product, such as a compounded hormonal preparation, meets its predefined and stringent specifications. This critical document verifies the identity, purity, and exact composition of ingredients, typically including results from tests for potency, heavy metals, and microbial contamination. In the context of hormonal health, a COA provides essential transparency and assurance regarding the quality, safety, and therapeutic consistency of the final product.