Soybean nutrition facts Soybean is the seed (fruit) of a plant originally from the Nothern-East China. Aside from being employed for oil pressing, the beans are widely used as an important vegetable source of protein worldwide. The beans are popular in the Asian regions, where processed soybean products such as tofu, soy sauce, etc are especially cherished. See the table below for in depth analysis of nutrients: Soybean nutrition chart (Phaseolus lunatus. L), Raw, mature seeds, value per 100 g. (Source: USDA National Nutrient data base) Principle Nutrient Value Percentage of RDA Energy 446 Kcal 22.3% Carbohydrates 30.16 g 23% Protein 36.49 g 65% Total Fat 19.94 g 99% Cholesterol 0 mg 0% Dietary Fiber 9.3 g 24% Vitamins Folates 375 µg 94% Niacin 1.623 mg 10% Pantothenic acid 0.793 mg 16% Pyridoxine 0.377 mg 29% Riboflavin 0.870 mg 67% Thiamin 0.874 mg 73% Vitamin A 22 IU