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Your go-to expert on the business of wellness.

Media Dietitian | Author | Podcaster | Brand & Product Consultant | Content Strategist

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"Welcome to your bullsh*t-free

road map to better health."

Dressing on the Side, Jaclyn London



Jackie is a Registered Dietitian (RD), New York State Certified Dietitian-Nutritionist (CDN), author, brand consultant and media spokesperson in relentless pursuit of making better health and wellbeing accessible to all.


As the former Head of Nutrition & Wellness for WW (formerly, Weight Watchers), she was responsible for championing nutrition science through communication across consumer-facing programs, content platforms, strategic partnerships, consumer products and experiences. She also served as the brand’s consumer health & wellness media spokesperson, bridging the gap between scientific research into real-life application. 


Prior to joining WW, Jaclyn served as Good Housekeeping’s nutrition director, responsible for the creation, execution, and oversight of the brand’s nutrition-related content across media platforms, including meal prep and planning content; nutrition and health news; food and beverage product reviews, and Good Housekeeping Seal applications in the food space. 


In 2016, she championed the launch and strategic development of the Good Housekeeping Food and Nutrition Brand Lab and Good Housekeeping Nutritionist Approved Emblem and incubator program. Jaclyn served as nutrition and wellness media spokesperson, appearing on national TV segments on TODAY, Good Morning America, The Rachael Ray Show, The Dr. Oz Show, Inside Edition, and CBSN


Jaclyn received her Bachelor’s degree in European History and Dance from Northwestern University; earned her Master’s degree in Clinical Nutrition and Dietetics from New York University, and was an adjunct professor in nutritional biochemistry at Touro College (NYSCAS). She completed her dietetic residency at The Mount Sinai Hospital, and served as senior clinical dietitian, specializing in nutritional interventions for brain injury, stroke, neurological disorders, and rehabilitation. During her stint in the clinical setting, she was responsible for the development and implementation of the hospital’s employee weight loss program; diagnostic criteria for malnutrition, and collaborated with researchers on a developing clinical trial examining the effects of diet on the gut microbiome of Multiple Sclerosis patients. In the evenings, she counseled clients at the private practice Nutrition Energy, focusing on nutrition therapy for sports, weight-management, diabetes, heart disease, and metabolic/endocrine shifts (and diagnoses) through adulthood. 

Since pivoting to a career in media in 2014, Jaclyn’s focused on translating clinical and epidemiological research findings into digestible information and realistic, tangible strategies for anyone and everyone looking to live healthier, discover food freedom, and feel more like themselves.  Her book, Dressing on the Side (and Other Diet Myths Debunked): 11 Science-Based Ways to Eat More, Stress Less, and Feel Great About Your Body, was released in January 2019.



(and Other Diet

Myths Debunked)

Dressing on the Side Book from Instagram

Whether it's a new fad, "detox" diet, news report or a celebrity-endorsed supplement, the constant flow of diet information is cluttered, conflicting, and often devoid of scientific research-- leaving millions of us confused, overwhelmed, and feeling totally helpless in taking ownership our health and making better food choices.


In Dressing on the Side, Jaclyn London debunks the diet myths and mental blocks that keep you from reaching your health and weight-loss goals. Filled with accessible information, simple strategies, and practical application of scientific research, London empowers us to form life-long habits that result in real, long-lasting change-- while meeting the demands of our busier-than-ever lifestyles. Dressing on the Side is the anti-diet book that will completely transform the way you think (and speak!) about food and health-- and help you lose weight for good.

Buy Dressing on the Side on Amazn
Buy Dressing on the Side at Barnes & Noble
Buy Dressing on the Side at Walmart
Buy Dressing on the Side at Target
Buy Dressing on the Side at Books a Million
Buy Dressing on theSide at Powell's City of Books
Buy Dressing on the Side at indiebound

Praise for Dressing on the Side

"Jackie London doesn't just have her finger on the pulse - she IS the pulse." 

-ELLIE KRIEGER, RD, two-time James Beard Foundation award-winning cookbook author and host of Ellie's Real Good Foood

"Bracing and blunt, honest and insightful, holistic and humorous and oh-so-human, DRESSING ON THE SIDE is the very antithesis of a traditional weight-loss diet."

-DR. DAVID L. KATZ, MD, founder and president, True Health Initiative

"Jackie dishes out sound and realistic advice  in a way that's easy to understand and simple to incorporate into any busy lifestyle."

-JOY BAUER, MS, RDN, health and nutrition expert for NBC's The Today Show


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Best Healthy Frozen Meals


How Parents and Kids Can Support Each Other for Better Health

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What to Eat to Stress Less

What to Order Anywhere

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How to Reduce Sodium in Your Diet

5 Diet Myths Debunked


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Q: What’s the one food you always have in your fridge? 

A: Sparkling water, several types of cheese and chocolate, and wine.

Let's connect! 

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