Hello! We really appreciate you taking the time to help us with this survey. If you are a male or female, aged between 25 and 49, living in Singapore, and has the habit of taking health supplements such as vitamins, we need your answers to the questions in the following pages. This survey will take no more than 10 minutes to complete. Thank you and we look forward to receiving your responses soon.

IMPORTANT! This survey requires respondents WHO ARE TAKING SUPPLEMENTS. If you are not taking any supplements, please kindly exit the survey.

Definition of "supplements": Vitamins and minerals, fibre drinks or powder, meal replacement shakes, herbal supplements such a primrose oil, and protein supplements such as whey powder, protein bars.