#413 The Health Benefits of Zinc, Dealing With a Narcissistic Family Member, The Cookbook Holiday Gift Guide, and The Connection Between Heart Disease and Shingles

Welcome to this episode of The Tonic, terrestrially broadcast on November 22 and 23, 2025 on AM740 and FM 96.7 in Toronto. Topics covered on the show track the lifestyle articles and themes published in The Tonic Newsletter and on the Tonic Website. We'll discuss the health benefits of zinc with holistic nutritionist Kristen Schiener, dealing with a narcissistic family member with mother and daughter authors Leslie and Lindsey Glass, which are the best cookbooks for gifts this holiday season, with cookbook reviewer Naomi Bussin, and the connection between heart disease and shingles with researcher Dr. Mark Loeb.