The microbial aging of Pu'er tea can result in the production of lovastatin, a natural statin. Statins are used to lower cholesterol levels. Pu'er has shown to reduce blood sugar, improve circulation and is a tea rich in antioxidants with strong evidence for cancer risk reduction. According to traditional Chinese medicine, Pu'er aids in weight loss, has anti-inflammatory properties (can help alleviate pain from arthritis & asthma), helps with anxiety, stress, digestion and reparation of the eyes. For those who have trouble falling asleep, Pu'er helps with that too.