DOCTOR'S BEST HIGH POTENCY SERRAPEPTASE DIETARY SUPPLEMENT CONTAINS AN ENZYME THAT HELPS CLEAR UNDESIRABLE PROTEINS FROM THE BODY AND SUPPORT SINUS HEALTH. IT CONTAINS 36 MG. OF CALCIUM AND 120; 000 SERRATIOPEPTIDASE ACTIVITY UNITS DERIVED FROM THE SERRATIA E-15 BACTERIUM. THIS SPECIAL FORMULATION HELPS INCREASE ABSORPTION BY PRESERVING THE ENZYME UNTIL IT ARRIVES IN YOUR INTESTINE. THIS BOTTLE CONTAINS 90 VEGGIE CAPSULES WITH A SUGGESTED DOSE OF ONE CAPSULE DAILY ON AN EMPTY STOMACH.