Effectiveness of Partially Hydrolyzed Guar Gum on Cognitive Function and Sleep Efficiency in Healthy Elderly Subjects in a Randomized, Double-Blind, Placebo-Controlled, and Parallel-Group Study
Abe A (Taiyo Kagaku Co. Ltd., Nutrition Division) & Naito Y (Dep. of Human Immunol. & Nutri. Sci., Kyoto Pref. Univ. of Med.) et al.