The Zuccarin tablets are based on a traditional Japanese herbal recipe with extract from white mulberry leaves. The leaves contain a high content of DNJ short for deoxynojirimycin, an enzyme which prevents to some extent the conversion of sugars & carbohydrates from the food into glucose, the only form which can be absorbed into the blood stream. Drinking of mulberry leaf tea after meals has been a long tradition in Japan & China. Even today mulberry leaf extract is added to many Japanese foods containing sugar & carbohydrates in order to reduce the intake of these.• Helps maintain normal blood sugar levels after meals. • Helps reduce the absorption of sugars & carbohydrates in the blood. • Helps manage your weight in connection with your calorie intake & increased exercise program.