Compositions for improving sexual function

Abstract

Compositions comprising L-arginine and L-citrulline in specific ratios are provided. Use of such compositions for improving sexual function in a healthy human subject are also provided.

We claim: 
     
         1 . A composition comprising L-arginine and L-citrulline or a physiologically acceptable salt or hydrate of any one thereof, wherein the composition is in a unit dosage form and wherein the content of L-arginine or a physiologically acceptable salt or hydrate thereof is at least 4.0 g and the content of L-citrulline or a physiologically acceptable salt or hydrate thereof is at least 1.0 g, wherein the composition comprises one or more proanthocyanidins. 
     
     
         2 . A composition according to  claim 1 , wherein the content of L-arginine or a physiologically acceptable salt or hydrate thereof is in the range of from 4.0-10.0 g. 
     
     
         3 . A composition according to  claim 1 , wherein L-arginine and L-citrulline, are present in the composition, respectively, in a weight ratio of from 2.0:1 to 10.0:1. 
     
     
         4 . A composition according to  claim 2 , wherein L-arginine and L-citrulline, are present in the composition, respectively, in a weight ratio of from 2.0:1 to 10.0:1.