Oral preparation for promoting synthesis of tissue collagen

Abstract

An object of the present invention is to provide an oral preparation for promoting synthesis of tissue collagen, an oral preparation for promoting healing of skin wounds or an oral preparation for preventing or improving skin wrinkles or sagging, which is safe and has an excellent effect. The present invention can provide an oral preparation for promoting synthesis of tissue collagen, an oral preparation for promoting healing of skin wounds or an oral preparation for preventing or improving skin wrinkles or sagging, which comprises hydroxyproline or a salt thereof as an active ingredient.

1 . An oral preparation for promoting synthesis of tissue collagen, which comprises hydroxyproline or a salt thereof as an active ingredient and a comestible carrier. 
     
     
         2 . The oral preparation for promoting synthesis of collagen tissue according to  claim 1 , wherein the tissue is skin. 
     
     
         3 . A method for promoting synthesis of tissue collagen, which comprises orally administering an effective amount of hydroxyproline or a salt thereof. 
     
     
         4 . A method of preparing an oral medicament for promoting synthesis of tissue collagen comprising the steps of admixing hydroxyproline or a salt thereof with a comestible carrier. 
     
     
         5 . An oral preparation for promoting healing of skin wounds, which comprises hydroxyproline or a salt thereof as an active ingredient and a comestible carrier. 
     
     
         6 . A method for promoting healing of skin wounds, which comprises orally administering an effective amount of hydroxyproline or a salt thereof. 
     
     
         7 . A method of preparing an oral medicament for promoting healing of skin wounds comprising the steps of admixing hydroxyproline or a salt thereof with a comestible carrier. 
     
     
         8 . An oral preparation for preventing or improving skin wrinkles or sagging, which comprises hydroxyproline or a salt thereof as an active ingredient and a comestible carrier. 
     
     
         9 . A method for preventing or improving skin wrinkles or sagging, which comprises orally administering an effective amount of hydroxyproline or a salt thereof. 
     
     
         10 . A method of preparing an oral medicament for preventing or improving skin wrinkles or sagging comprising the steps of admixing hydroxyproline or a salt thereof with a comestible carrier.