HOW DO WE USE FOODS? 



319 



prevents scurvy, a disease which used to be very prevalent 

 on sailing ships. 



Vitamin D has been called the sunshine vitamin because 

 it has been found that the ultra-violet rays of the sun 

 builds this vitamin in the various food substances and in 

 our own bodies. It is found in cod-liver oil, in canned 



vitamin B 

 prevents beri-beri 



bunds resistance against 

 respiratory diseases a 

 prevents ye disease. 



-'. -pravents sever v 



' 



vitamin G or PP 



prevents 

 pellagra 



prevents- sterility 

 in rats /' 



Read your text carefully and refer to the tables on pages 328-329. Then make 



a list of all the foods you have eaten in the past 24 hours and check each for the 



vitamins they contain. 



salmon, butter, yeast, egg yolk, and milk. Vitamin D 

 helps to build bones and teeth and prevents rickets, a 

 disease in which the bones lack the proper amount of 

 mineral material. 



Vitamin E is found in grains, milk fat, and some meats. 

 Experiments with rats have shown it to be concerned 

 with reproduction, but we are not sure what its effects 

 on man are. 



