Current perspectives on dietary supplements and using the methodology of health psychology for research

Abstract

A review of research trends in dietary supplements is reported, and the applicability of research methodology of health psychology to contemporary research on dietary supplements is explored. First, an outline was provided of food for speci ed health conditions, as well as functional food and potential issues related to them. en, a eld survey was conducted, which indicated that a majority of dietary supplement users expect direct bene ts on their health and nutrition, whereas they were skeptical about their substantial e ects. e need to investigate the function of dietary supplements in human health and lifestyle by applying research methods typically used in health psychology is proposed as a new trend in dietary supplements and health psychology research in Japan. Examining the e ects supplements on variations in mental and physical health under naturalistic conditions, such as in daily life would be signi cant. Finally, we have discussed the applicability of practical interventions based on methodology established in health psychology to examine the bene ts of dietary supplements to bu er against stress and maintaining health.