Jaclyn Weiner, RD, RDN, MEd, MS

Jaclyn Weiner, RD, RDN, MEd, MS Registered Dietitian Nutritionist · Medical Reviewer, Nutrition Jaclyn Weiner is a credentialed registered dietitian nutritionist who combines clinical nutrition expertise with a background in education. She holds dual master's degrees — a Master of Education and a Master of Science in nutrition science. That second degree matters more than it might appear. Knowing what the evidence says about diet is one skill; knowing how to teach it to someone who is not a clinician is a separate one, and nutrition content fails on the second far more often than the first. Jaclyn is known for translating complex dietary research into clear, practical guidance that readers can actually use. Nutrition is also the most commercially distorted subject we cover. Supplement marketing, diet trends and product claims fill the space where evidence should be, and most of what circulates online is either oversimplified or selling something. The RD and RDN credentials exist precisely because the title "nutritionist" is unregulated in most places while a registered dietitian's is not. Jaclyn reviews our nutrition, diet and supplement content, checking claims against the evidence and flagging anything that overstates what food or a supplement can do. Where the honest answer is that a product is unnecessary, her review is what keeps that answer in the article. Credentials: Registered Dietitian (RD) · Registered Dietitian Nutritionist (RDN) Education: MS, Nutrition Science · MEd, Education Reviews: Nutrition and diet · Supplements · Dietary claims and food-based health advice Connect: LinkedIn