Drinking pu-erh tea in the morning on an empty stomach can help reduce weight. First of all, Pu-erh tea is low in calories and contains certain dietary fiber, which can effectively make people feel full and suppress their appetite, reducing the growth of heat in the body caused by foreign foods. Secondly, pu-erh tea contains a lot of trace elements, which can coordinate daily activities and promote the speed of human metabolism, which will take away some of the calories in the human body, which is helpful for weight loss. Although drinking pu-erh tea in the morning on an empty stomach will help the body become thin, but can only play a supplementary help, pu-erh tea contains theophylline, drinking pu-erh tea on an empty stomach will make theophylline stimulate the gastrointestinal, will make people produce adverse effects, and is not recommended to drink pu-erh tea in the morning on an empty stomach for weight loss and slimming.