"The """"WATER DRENCH® HYALURONIC CLOUD SERUM"""" contains a high-dose hyaluronic acid complex (75%) that provides the skin with extensive moisture. Like the other products in the Water Drench® Collection by PETER THOMAS ROTH, the serum also makes use of the extremely positive properties of hyaluronic acid. The serum has a plumping and smoothing effect and gives the skin a youthful radiance. Application: Apply to face and neck 2 times daily for optimal results. Only suitable for external use"