Black soybean meal can brew directly, can generally take a spoonful of black soybean meal, and then put it into the cup, with boiling water, stir constantly, make its together the powder and water, of course also can according to your own taste, right amount add some honey or sugar in brewing, not only can supplement the kidney, nourish hair, also has the very good effect for skin care, You can drink a cup of black bean powder every day, there is a better effect.