It takes a month. Pu'er tea has no toxic or side effects for weight loss. However, there is no way to predict the weight loss, which is related to many factors such as your base weight, eating habits, and whether you exercise.

Pu’er tea should also adhere to certain principles when losing weight. To lose weight with Pu'er tea, the concentration and amount of Pu'er tea you drink every day must be sufficient, and you must drink 1.5 liters a day.

/iknow-pic.cdn.bcebos.com/f7246b600c338744c8c600745c0fd9f9d72aa0b2"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/f7246b600c338744c8c 600745c0fd9f9d72aa0b2?x- bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/n1/2016/0427/c21471-28308437.html"target="_blank">Teach you how to drink Pu'er tea makes weight loss easy - People's Daily Online

/mcq.people.com.cn/newscenter/all/news.cqr300?Num=31128512"target="_blank">Does regular drinking of Pu'er tea have a weight loss effect? --People's Daily Online