Patent ID: 7270824

Claim:
A method for repair and/or revitalization of the skin or phanera of a mammal in need of said repair and/or revitalization, comprising topically administering to said mammal a composition prepared by a process comprising: extracting a natural citrullinylarginine dipeptide from algae into a pharmaceutically acceptable solvent or solvent mixture to form an extract; enhancing an amount of intrinsic polypeptides or proteins present in said extract up to a total content equal to at least 20%, by concentrating said mixture and/or by adding additional amounts of the polypeptides or proteins to said extract; heat treating said extract to produce a non-genotoxic analog of said citrullinylarginine dipeptide; and adding said extract to an acceptable carrier; said composition comprising said analog of said citrullinyularginine dipeptide.