The role of appropriate consumption of soy milk: 1, can prevent osteoporosis, prevention of back and knee weakness, back and leg pain, because soy milk is rich in calcium, and the calcium-phosphorus ratio is appropriate, the absorption rate is relatively high, through drinking soy milk to supplement calcium, in the prevention of osteoporosis, prevention of back and knee weakness, back and leg pain role is very obvious. 2, can improve the body’s immunity, because soy milk is rich in high-quality protein, and The protein constitutes the raw material for many immune substances in the body, and by drinking soy milk to replenish high quality protein, it provides rich raw material for many immune substances, thus the role in improving the body’s resistance and immunity is very obvious.