Yes, it is generally difficult to buy an offline pharmacy in Longyantang Yunhe. It is recommended to buy in a regular online mall, and identify the merchants authorized by the brand when buying. Longyan Tangyun is a dietary supplement with weight loss effect. It is composed of a variety of herbal ingredients, such as lily, konjac, cassia seed, lotus leaf, Poria, yam, dark plum seed, mulberry leaf, coix seed, etc. Among them, cassia seed and lotus leaf have the function of moistening intestine and relaxing bowels, while Poria cocos and Coix seed have the function of invigorating spleen and eliminating dampness. If you insist on taking it, you can reduce swelling, lose weight and make your body lighter.