The essentials of food / by Donald Stewart.

  • Stewart, Donald
Date:
1911
Catalogue details

Licence: In copyright

Credit: The essentials of food / by Donald Stewart. Source: Wellcome Collection.

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    healthy adult, there should have been some sign of nitrogen starvation during these long- periods of low proteid diet, but the sharpest scrutiny failed to find it. On the contrary, there were not wanting signs of improved condition of the body which could not well be associated with anything but the changes in diet.” “ With this general concurrence of results we are certainly warranted in the assertion that the professional man can safely practise a physiological economy in the use of proteid food equal to a saving of one-half to two-thirds the amount called for by existing dietary standards, and this without increasing the amount of non-nitrogenous food consumed. Dr. Chittenden further experimented with twenty men, volunteers from the United States Army. The chief points in the experiments are the following :— From various reasons, chiefly on account of incompatibility for the purposes of the experi- ment, the number of the men was ultimately reduced to thirteen, but being of different nationalities they were generally admirably suited for the purposes of the experiments,