146 



THE AMINO ACIDS 



to speedily resume a normal condition by the addition 

 to the diet of "protein-free milk." 



From these and many similar results it is apparent 

 that if suitable non-protein constituents of the dietary 



20 40 60 80 100 20 >*0 160 189 



Days 



FIGURE 5. MAINTENANCE ON CASEIN AND GROWTH 

 AFTER ADDITION OF PROTEIN-FREE MILK. 



are supplied, such as are furnished by "protein-free 

 milk" maintenance and growth in white rats may be 

 normal. Emphasis should therefore be laid upon the 

 importance of the role played by the accessory food- 

 stuffs, as contained in "protein-free milk" the nature 







