A composition for promoting energy metabolism, a composition for promoting sympathetic nerve activity, a composition for promoting fat burning, an antiobestic composition or a composition for elevating body temperature, each composition comprising 1-(3',4',5'-trihydroxyphenyl)-3-(2",4",6"-trihydroxyphenyl)-propan-2-ol. The compositions according to the present invention have excellent effects of promoting energy metabolism, promoting sympathetic nerve activity, promoting fat burning, controlling obesity (i.e., suppressing body weight gain or reducing body weight) and elevating body temperature. Therefore, these compositions are possibly efficacious for elevating body temperature, ameliorating hypothermia, controlling obesity, reducing visceral fat, achieving cosmetic effects, promoting metabolism, stimulating immunity, relieving fatigue, ameliorating depression, etc.
