| abstract |
PROBLEM TO BE SOLVED: To provide a phosphopeptide which significantly suppresses bone loss and fragility. It is another object of the present invention to provide a method for treating or preventing any symptom related to bone loss or fragility by orally or dermally administering the phosphopeptide. The present invention relates to a synthetic non-natural polymer comprising a first monomer unit containing carbon and hydrogen and no phosphorus, and a second monomer unit containing carbon, hydrogen and phosphorus, wherein A polymer comprising 2 to 30 monomer units, wherein the monomer units account for 30% or more of the polymer. [Selection diagram] Fig. 1 |