Buy Doctor’s Best, Serrapeptase, 40,000 SPU, 90 Veggie Caps Online

Best Serrapeptase 40000 SPU 90 Veggie Caps Serrapeptase is a proteolytic enzyme isolated from the non-pathogenic bacteria Serratia species found in the digestive tract of the Japanese silkworm.

The enzyme is used by the worms to digest their cocoons.