A study of the effect of glutamic acid on adult male mental defectives

<p>In view of the controversy regarding the effect of glutanic acid on the intelligence level, it is the purpose of this experiment to throw further light on the matter. A further problem is to study the effect that glutanic acid has on the behavior of the patients. It is felt by the author that anything that offers a means or improving intelligence and controlling behavior by non-toxic methods warrants a thorough investigation.</p>