Huayunxi products are safe. Safety star rating: safety component 10, potential dangerous component: none, containing essence: 2 kinds (methyl diisopropylacrylamide, essence), preservative: 3 kinds (methyl p-hydroxybenzoate, propyl p-hydroxybenzoate, phenoxyethanol), dangerous component: 2 kinds (propyl p-hydroxybenzoate, essence), and pregnant women should use it with caution: 0 kinds.