Even if you're eating a clean, healthy diet, you can still benefit from the nutrients provided by vitamins and supplements.Even if you're eating a clean, healthy diet, you can still benefit from the nutrients provided by vitamins and supplements.Douglas (Duffy) MacKay, ND, SVP of Scientific & Regulatory Affairs for the Council for Responsible Nutrition, says there are a few general principles that should accompany vitamins, minerals, botanicals, herbs, and dietary supplements.First, read the label and follow the directions. Also, make sure you check in with your healthcare practitioner. If you're prone to forgetfulness, take your regimen twice a day; once in the morning, once in the evening. This way, you don't have to be carrying them around with you and you can store them properly.Listen in as Dr. MacKay joins Andrea and Lisa to explain why nutritional supplements are essential for optimal health and shares some tips for making sure you're getting the proper nutrients.He also offers up his "top five" supplements to take daily:MultivitaminOmega-3FiberProbioticVitamin D