PHYSIOLOGY AND THE FOOD PROBLEM 17 



vitamine, so that when it appears in the milk 

 of the cow it ultimately came from the grass 

 she ate. This should be remembered in the 

 dietary of the nursing mother, and green vege- 

 tables should be insisted upon if she is to 

 make milk efficient for the growth of her off- 

 spring. Green vegetables are not suitable as 

 food for young infants, so that if ever in the 

 future there is a danger of shortage of milk it 

 must be the children that get the lion's share 

 of milk and milk products. 



Speaking of milk and remembering the establish- 

 ment of a Ministry of Health, it should be one of 

 the earliest acts of such a ministry to safeguard 

 the health of the State by a pure milk bill : pre- 

 cautions of cleanliness in milking and in the storage 

 of milk should be imperative for milk tradesmen 

 and milk sellers, just as it is in America and 

 Australia. In this way the lives of hundreds of 

 thousands of children who are at present exposed 

 to the diseases conveyed to them in unclean milk 

 may be saved. 



Among other matters referred to our sub- 

 committee have been the nutritive value of cocoa 

 butter, and the possibility of lanoline, a substance 

 of which a large surplus stock was on hand, as 

 a constituent of margarine. My readers will be 

 interested to know that the former is of high 

 nutritive value : it is not quite so digestible as 



