Dr Oz: Food Remedies with Kristin Kirkpatrick In this segment, Dr Oz introduced, Kristin Kirkpatrick, MS, RD, LD, to give his Dr Oz Fans the quick and easy food fixes to their biggest body complaints. Dr Oz: Swiss Chard for Brittle Nails Problem: Brittle Nails  Lisa, an audience member, complained that her nails were brittle and [...]