Avian follistatin product

Abstract

Described herein are avian follistatin products, and methods for producing such products, in which such products are effective for a variety of conditions, including increasing muscle mass. Avian follistatin products described herein are packaged as dietary supplements or nutritional supplements are useful in muscle regeneration.

1 . A sports nutrition composition comprising follistatin and avian egg yolk membrane, wherein the avian egg yolk membrane is substantially dehydrated and free of viable pathogens.  
   
   
       2 . The sports nutrition composition of  claim 1 , wherein the avian egg yolk membrane is from a fertilized egg.  
   
   
       3 . The sports nutrition composition of  claim 1  comprising avian egg yolk.  
   
   
       4 . The sports nutrition composition of  claim 1 , wherein the avian egg yolk membrane is from a chicken egg, duck egg, or ostrich egg.  
   
   
       5 . The sports nutrition composition of  claim 4 , wherein the avian egg yolk membrane is from a chicken egg.  
   
   
       6 . The sports nutrition composition of  claim 1 , further comprising a pharmaceutically acceptable ingredient.  
   
   
       7 . A method for increasing muscle mass, comprising administering to a subject the sports nutrition composition of  claim 1 .  
   
   
       8 . A process for making a follistatin-containing sports nutrition composition, the method comprising sterilizing an avian egg yolk or avian egg yolk membrane, wherein 
 (i) the avian egg yolk or avian egg yolk membrane is from a fertilized avian egg; or    (ii) the avian egg yolk or avian egg yolk membrane is supplemented with a composition containing follistatin.    
   
   
       9 . The process of  claim 8 , wherein the avian egg yolk or avian egg yolk membrane is from a fertilized avian egg.  
   
   
       10 . The process of  claim 8 , wherein the avian egg yolk is dehydrated prior to the sterilization.