Science-Based Nutrition™Dietary SupplementNon-GMO / VeganSerrapeptase (serratio-peptidase) is a protein-digesting enzyme isolated from the friendly bacterium Serratia E-15 discovered in the Japanese silkworm and has been used as a nutritional supplement in Europe and Asia for over three decades. Doctor’s Best Serrapeptase 120 000 SPU is formulated with Serrateric™ a superior alternative to enteric coating that protects the individual enzyme until it reaches the intestine for optimal absorption.Helps support healthy sinusesHelps breakdown unwanted proteins