614 



INFLUENCE OF FOOD PRESERVATIVES ON HEALTH. 



percentage amount decreases, and in the after period both amount and 

 percentage decrease. There is therefore a well-developed tendency to 

 increase the store of phosphoric acid in the body, as is shown by the 

 balances, which increase in the preservative period from 0.205 gram 

 to 0.448 gram and decrease again in the after period to 0.357 gram. 

 It is fair to presume, therefore, that these results are caused by the 

 action of the preservative. In other words, salicylic acid creates 

 a tendency toward the accumulation of phosphoric acid in the body. 



TABLE XV. Phosphoric acid balances for Series VI. 



[Averages are per day.] 



No. 1. 



a Daily average added in order to complete record. 



