Betonin AST Syrup constituetes Cyanocobalamin (Vitamin B12), Zinc, L-lysine, Niacinamide (Vitamin B3), Pyridoxine (Vitamin B6). Vitamins and Minerals enhance different immune functions and provides strong nerve support. Betonin AST Syrup combats weakness and exhaustion, and improve body’s resistance to infections. L-lysine improves appetite and growth rate. Benefits of active ingredients in Betonin AST Syrup: Brain function: It provides beneficial levels of B vitamins (Vitamin B3,Vitamin B6 and Vitamin B12) and zinc to support normal cognitive function. Immunity: Zinc has been added to strengthen the immune system and defend against oxidative stress.Energy: Since it is packed with B vitamins, L-lysine and zinc all of which help to maintain energy levels. Use under medical supervision