Effect of Intake of Jelly Compounded with 3,5—dihydroxy—4—methoxybenzyl Alcohol(DHMBA)—containing Supernatant Extracted from Soft Tissue of the Pacific Oyster (Crassostrea gigas)on Fatigue in Healthy Middle—aged Men and Women ―Randomized, Double—blind, Placebo—controlled, Comparative Study― Mitsugu Watanabe and et al., 薬理と治療, 46, 383-391 (2018), DOI:http://dx.doi.org/