Does Wu-Yi Tea work? Since Wu-Yi tea is a popular supplement in the diet supplement market, I think I should write a article about Wu-Yi tea. What’s Wu-Yi Tea? Wu-Yi tea is a chinese tea which similar with green tea. But the Wu-Yi tea better than green tea in weight loss. Because Wu-Yi tea contains tannic acid. Tannic Acids has been shown in scientific studies to play a role in the oxidation of fat. Also Wu-Yi Tea can suppress appetite. Why Wu-Yi Tea can suppress appetite? As we know if your stomach contain too much acid, you will hunger soon. The Wu-Yi Tea can reduce the acid in your stomach. So the food will stay in your stomach longer than you not drink Wu-Yi Tea.