The efficacy of soybean and black soybean milk: 1, can strengthen the tendons and bones, because soybean and black soybean milk are rich in calcium, and calcium and phosphorus ratio is appropriate absorption rate is relatively high, for osteoporosis, back and leg pain, waist and knee weakness of people, if appropriate to drink soybean black soybean milk, has a good supplement to calcium, strong tendons and bones role. 2, can strengthen the spleen and kidney, for the spleen and stomach weakness caused by nausea, vomiting, appetite, indigestion, kidney weakness caused by the hair must be white, limb weakness,