The Nutrition Twins® — Tammy Lakatos Shames and Elysse (Lyssie) Lakatos

Tammy Lakatos Shames and Elysse “Lyssie” Lakatos, known professionally as The Nutrition Twins®, are twin sisters, registered dietitians and certified personal trainers with more than 15 years of experience. They have guided thousands of clients to improve energy, lose weight, and adopt healthier, sustainable habits. Through books, media appearances, nutrition counseling, lectures and blogs, they focus on practical, science-based strategies that help people make lasting changes for better health and fitness.

Their approachable style and clear, common-sense advice have made them frequent contributors to national television and media. They have been featured as nutrition experts on programs such as Good Morning America Health, The Discovery Health Channel, Fox News Channel, NBC, Bravo, WABC-TV, WPIX-TV, CBS, The Learning Channel, FitTV, Oxygen Network, Fox & Friends and Fox 5’s Good Day New York. They have also appeared on The Tyra Banks Show and The Doctors, and their articles and videos have been highlighted multiple times on major online home pages.

As authors, Tammy and Lyssie have published practical nutrition guides aimed at helping readers change their eating habits and rev up their metabolism. Their books include Fire Up Your Metabolism: 9 Proven Principles for Burning Fat and Losing Weight Forever (Simon & Schuster) and The Secret to Skinny: How Salt Makes You Fat and the 4-Week Plan to Drop A Size & Get Healthier with Simple Low Sodium Swaps (HCI Books). They have also developed wellness and weight-management planners in collaboration with a major planner company, products they have presented on television platforms like QVC.

The twins contribute regularly to prominent health and lifestyle sites and serve as resident nutrition experts for a variety of online communities. Their work appears across mainstream print and digital publications, and they have written for or been featured in magazines such as Cosmopolitan, Self, Good Housekeeping, Vogue, InStyle, Woman’s Day, EveryDay with Rachael Ray, Woman’s World, Parents, First for Women, Oxygen, Muscle Media, OK! Magazine, Star Magazine, Fitness, Glamour, People, Health, O Magazine, Reader’s Digest, The New York Daily News, Women’s Health and Family Circle. They have also provided content and expertise for well-known health portals and online resources.

With a strong presence on social media, the Nutrition Twins use platforms to inspire healthier choices and reach a wide audience. Their large following on visual and social networks allows them to share recipes, meal ideas, fitness tips and motivational content that supports everyday wellness. Their social reach and practical guidance earned them recognition as top nutrition professionals to follow on social platforms.

The twins are respected within the medical and professional nutrition community as well. They have been invited keynote speakers at state and national dietetic meetings and have lectured at conferences focused on sports nutrition, medical spa and resort wellness, and other professional gatherings. Their speaking engagements reflect a blend of evidence-based nutrition science and real-world application for clinicians, fitness professionals and the general public.

Both Tammy and Lyssie graduated Cum Laude from the University of Maryland and completed post-graduate dietetic internships at Emory University and Meredith College. They are ACE-certified personal trainers and maintain active membership in professional organizations including the Academy of Nutrition and Dietetics and several Dietetic Practice Groups such as Sports, Cardiovascular and Wellness Nutrition (SCAN), Dietitians in Integrative and Functional Medicine (DIFM), Nutrition Entrepreneurs (NE) and Dietitians in Business and Communications (DBC). Tammy has served in leadership roles, including as Director of Member Services for a dietetic practice group focused on nutrition entrepreneurs. They are also members of their state dietetic association.

When they are not working with clients, writing or speaking, Tammy and Lyssie volunteer their nutrition expertise with organizations that support children and families, and they remain active in community outreach. They balance professional life with family responsibilities, including caring for Tammy’s twin daughters, and continue to promote realistic, sustainable approaches to eating and fitness that help people feel healthier and more energized every day.