Vitamins are very popular. Dr Swati Prasad says vitamins, like medicines, should be taken only under medical supervision. Because there’s a real threat of overdosing and toxicity, the Specialist Internal Medicine at Aster Royal Clinic, Downtown Dubai, adds.<br /><br />Read the full story here: <br /><br />See more videos at https://gulfnews.com/videos<br />Read more Gulf News stories here: https://bit.ly/2HLJ2km