Our knowledge of the nutritional requirements of the nervous system may be said to be very incomplete. As it is probable that the efficiency of any tissue as a working machine is largely dependent on a proper state of nutrition, it may be of interest to review critically, in the light of recent work, some of the suggestions that have been put forward with regard to the nervous system. Two general methods of procedure may be observed, the one depending purely on stimulants, such as caffein, strychnin, cocain, alcohol and similar substances; the other using as its basis the supply of such substances as the nervous system is supposed to use in its function, namely, phosphorus in different combinations; the one attempting to stimulate the nervous system to activity, the other to increase its efficiency by giving it the proper food.
We all naturally wish to have our nervous systems