Cynthia Sass has helped millions of Americans fall in love with healthy food. As a performance nutritionist and health educator with formal training in plant based culinary arts and mindfulness meditation, Cynthia has a passion for transforming people’s lives.

Cynthia is a three time New York Times best selling author, columnist and practitioner, with master's degrees in both nutrition science and public health. One of the first registered dietitians to become Board Certified as a Specialist in Sports Dietetics (CSSD), she consulted for the New York Yankees for five seasons (2015-2019). She previously consulted for the Brooklyn Nets (2017-2019) and the New York Rangers (2010-2015). Cynthia also served as the nutrition consultant to the Tampa Bay Rays from 2007-2014, and worked with the Philadelphia Phillies from 2007-2009. She proudly rooted for both the Rays and the Phillies (she was a consultant for both teams at the time) as they faced each other in the 2008 World Series.

Now based in Los Angeles, Cynthia consults for UCLA's prestigious executive health program, and privately counsels a wide range of clients through her performance-focused private practice. She has worked with Oscar, Grammy, and Emmy winners, professional athletes in numerous sports, CEOs, executives and entrepreneurs, new moms, couples, and families.

In her private practice, Cynthia specializes in working with plant based athletes and high performance people, and designs nutrition programs for optimal performance, wellness, and longevity. She also offers private nutrition education, coaching, and wellness services for companies, to enhance executive and employee health.

In addition to her private practice work, Sass is one of the few health and wellness experts who has consistently worked in nearly every aspect of communications — as an author, magazine columnist and on-staff editor, blogger, speaker, media spokesperson, contributor to a national news network, media resource, and frequent TV guest.

Cynthia has appeared on numerous national TV programs, including The Today Show, Good Morning America, CBS This Morning & The Early Show, The Rachael Ray Show, The Martha Stewart Show, The Doctors, The Dr. Oz. Show, The Biggest Loser, Nightline, The Nate Berkus Show, The Revolution, CNN, ABC World News Tonight, Extra, The Insider, Access Hollywood Live, Fox News, and others. For more about her media work please click here. View her TV reel here.  

Sass has also authored or co-authored six books. Cynthia's newest book, Slim Down Now: Shed Pounds and Inches with Pulses - The New Superfood, was released by Harper Collins March 10th, 2015. Her previous book S.A.S.S! Yourself Slim: Conquer Cravings, Drop Pounds and Lose Inches (formerly published under a different title) was released by Harper Collins January 1, 2011. It soared to #1 in all books on amazon.com by January 5th, debuted at #3 on the January 23rd New York Times best sellers list, and made the January 13^th Wall Street Journal nonfiction best sellers list, in the company of George W. Bush, Glenn Beck and Keith Ablow, Keith Richards, Steve Harvey and Ina Garten, the Barefoot Contessa. Previously Cynthia co-wrote the #1 New York Times best selling book Flat Belly Diet! and she is the creator of its deliciously slimming eating plan. She also co-authored the Flat Belly Diet! Cookbook, another a New York Times bestseller. Additionally Sass is the co-author of the unique personalized food journal entitled The Ultimate Diet Log, as well as the relationship book Your Diet is Driving Me Crazy: When Food Conflicts Get in the Way of Your Love Life, which received a glowing review in the New York Times.

In January 2013 Cynthia joined HEALTH magazine as the contributing nutrition editor. She was a contributing editor at SHAPE magazine from 2008-2012, and previously served as the nutrition director at Prevention magazine. Check out the archives of her Weight Loss Coach blog on SHAPE.com on Cynthia's Pinterest page, and for Cynthia's weekly blog on Health.com (which are often syndicated to other major media outlets, including CNN, Huffington Post, Fox News, and ABC News), please check the 'buzz' section here. To view Cynthia's full bio, please click here.

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