Over-the-Counter Enzyme Supplements: What a Clinician Needs to Know

Over-the-counter (OTC) enzyme use is increasing in frequency in the United States. The numerous health benefit claims by manufacturers are leading to a surge in enzyme use for various conditions and symptoms. Clinicians need to help patients navigate this complex realm and make informed decisions about the use of OTC enzymes. This review focuses on key concepts for health care providers to understand the current evidence, risks, and benefits of OTC enzymes.