The child is still in the growth and development period, so it is best not to choose weight-loss products or drugs with unknown ingredients, so as not to have adverse effects on the child's growth and development. For children, the best way to lose weight is exercise, proper adjustment of diet and structure, and no dieting. The most important thing is exercise. Exercise can not only pump out the energy in the body to achieve the effect of losing weight, but also promote the absorption of calcium to achieve the effect of growing taller, at the same time, it can also enhance physical fitness and improve immunity. Therefore, it is suggested that such a big child should exercise to lose weight.