Headline: Folic Acid Causes Cancer. Headline: People are Chronically Short of Vitamin D. Headline: People Take Too Many Vitamin D Supplements. The wide array of headlines, clinical information and misinformation, cloud the landscape of clinical nutrition. It can make communication with patients more difficult and time consuming. In this "update" lecture Dr. Gaby will address recent controversies in clinical nutrition, supplements, the ins and outs of trial data, and lay to rest many disputes on nutritional therapeutics.