The beverage also contains vitamin C and the B vitamins such as vitamins B-1 (thiamine), B-2 (riboflavin), B-3 (niacin), B-6 (pyridoxine), B-12, and folic acid as well as concentrated amounts of protein that is available for immediate use by the body and lactic acid, dextrogyral, and usnic acid, a substance with strong antibacterial and antiviral effects.