The occurrence in a certain number of babies of an inability to digest the usual dietetic amounts of the fat of cow's milk is now generally accepted. Many of us, however, recall the day when not only was this element of cow's milk given to babies in amounts which for some proved excessive, but when the cause of the bad results from such feeding was sought among the other elements of the milk.
When later the real factor was recognized, the reduction of the excessive fat and the use of mixtures made from whole milk, though often remedial, did not serve in all cases to eliminate the difficulty, and the next logical step was to employ milk, more or less skimmed, in feeding infants whose digestive capacity had been seriously disturbed.
It is possible that the pendulum swung for a time too far in this direction, owing to a failure
SOUTHWORTH TS. THE FAMILIAL TENDENCY TO FAT INCAPACITY IN INFANCY AND CHILDHOOD. JAMA. 1917;LXIX(7):516-518. doi:10.1001/jama.1917.02590340016004