Youlaixian is a highly concentrated natural mixed essential oil produced by the Italian A.W.P. company. It is made of pharmaceutical grade standard natural essential oil raw materials with a purity of >95% and is coated in microcapsules, which can ensure that the product maintains its stability during preparation, storage and use. Its stability also ensures that the essential oil passes through the stomach and allows its active ingredients to be released and effective in the intestines, maximizing the efficacy of the product.