Find a Registered Dietitian Nutritionist in Chicago

Get custom solutions for weight loss, better performance and improved health. Available to all members and non-members.

Now Accepting Health Insurance

FFC offers Medical Nutrition Therapy (MNT), a personalized approach to health and wellness through nutrition. With the help of a registered dietitian, you’ll get expert guidance on how to use food to support your health, whether you’re managing a condition, improving your diet, or just looking to feel your best.


The best part? Our registered dietitian nutritionists in Chicago are credentialed to work with major private insurance providers, including Blue Cross Blue Shield PPO, United Healthcare PPO, and Cigna PPO, making nutrition support more accessible and affordable. (Please note: HMOs are not accepted.) To see if you qualify, click below then choose your preferred club location!

Now Accepting Health Insurance

FFC now offers Medical Nutrition Therapy (MNT), a personalized approach to health and wellness through nutrition. With the help of a registered dietitian, you’ll get expert guidance on how to use food to support your health, whether you’re managing a condition, improving your diet, or just looking to feel your best.


The best part? Our registered dietitian nutritionists in Chicago are credentialed to work with major private insurance providers, including Blue Cross Blue Shield PPO, United Healthcare PPO, and Cigna PPO, making nutrition support more accessible and affordable. (Please note: HMOs are not accepted.) To see if you qualify, click below then choose your preferred club location!

Meet FFC’s RD Team

Griselda Ayala, MS, RDN

Griselda Ayala, MS, RDN

Registered Dietitian Nutritionist | East Lakeview & Lincoln Park

Experienced In:
Functional Nutrition
Preventative Health Nutrition
Weight Management
Sports Performance
Metabolic Specialist
Lifestyle Coach

Kristian Johansen, RD, NASM, NSCA-CSCS

Kristian Johansen, RD, NASM, NSCA-CSCS

Registered Dietitian | Oak Park

Experienced In:
Heart Rate Zone Training
Sports Performance
Strength Training
Triathlon / Marathon
Weight Management

Katherine Chung, MS, RDN, LDN

Katherine Chung, MS, RDN, LDN

Registered Dietitian | Gold Coast and Elmhurst

Experienced In:
Prenatal & Fertility Nutrition
Metabolic Specialist
Weight Management
Lifestyle Coach
Sports Nutrition
Diabetes Management

For more information, please email Griselda at gyala@ffc.com.

For more information, please email Kristian at kjohansen@ffc.com.

For more information, please email Katherine at kchung@ffc.com.

Matt Tunney, MS, RD, LDN

Matt Tunney, MS, RD, LDN

Registered Dietitian | Park Ridge, West Loop & Gold Coast

Experienced In:
Medical Nutrition Therapy
Functional Nutrition
Lifestyle Coaching
Weight Loss
Sports Nutrition
Resting Metabolic Rate Testing Specialist
Diabetes Management

For more information, please email Matt at mtuney@ffc.com.

Virtual appointments available at FFC South Loop, FFC Union Station and FFC Old Town. Email nutrition@ffc.com to schedule.

Meet FFC’s RD Team

Griselda Ayala, MS, RDN

Griselda Ayala, MS, RDN

Registered Dietitian Nutritionist | East Lakeview & Lincoln Park

Experienced In:
Functional Nutrition
Preventative Health Nutrition
Weight Management
Sports Performance
Metabolic Specialist
Lifestyle Coach

Kristian Johansen, RD, NASM, NSCA-CSCS

Kristian Johansen, RD, NASM, NSCA-CSCS

Registered Dietitian | Oak Park

Experienced In:
Heart Rate Zone Training
Sports Performance
Strength Training
Triathlon / Marathon
Weight Management

Katherine Chung, MS, RDN, LDN

Katherine Chung, MS, RDN, LDN

Registered Dietitian | Gold Coast and Elmhurst

Experienced In:
Prenatal & Fertility Nutrition
Metabolic Specialist
Weight Management
Lifestyle Coach
Sports Nutrition
Diabetes Management

Matt Tunney, MS, RD, LDN

Matt Tunney, MS, RD, LDN

Registered Dietitian | Park Ridge, West Loop & Gold Coast

Experienced In:
Medical Nutrition Therapy
Functional Nutrition
Lifestyle Coaching
Weight Loss
Sports Nutrition
Resting Metabolic Rate Testing Specialist
Diabetes Management

Virtual appointments available at FFC South Loop, FFC Union Station and FFC Old Town. Email nutrition@ffc.com to schedule.

Expert Nutrition Guidance Across Chicago – Find an RD Near You!

Nutrition is the foundation of any successful lifestyle change. Whether you’re aiming for weight loss, peak performance, or improved overall health, the right nutrition is essential to reaching your goals. At FFC, our on-site and virtual Registered Dietitians provide personalized guidance to help you optimize your diet and achieve lasting results. Plus, all new members can use one of their complimentary services for a personalized consultation with a Registered Dietitian.

Expert Nutrition Guidance Across Chicago – Find an RD Near You!

Nutrition is the foundation of any successful lifestyle change. Whether you’re aiming for weight loss, peak performance, or improved overall health, the right nutrition is essential to reaching your goals. At FFC, our on-site and virtual Registered Dietitians provide personalized guidance to help you optimize your diet and achieve lasting results.

FFC Registered Dietitian Helped Angela Lose 100 Pounds…For The Second Time

“When I first met Alicia, I completed a Resting Metabolic Rate test to understand how many calories I should be eating to successfully lose weight. I logged my food in an app to help monitor my macros and ensure I was staying within the recommendations. Simultaneously, I started going to physical therapy for my knee and was using the FFC pool for additional exercise. Once I discovered this balance between nutrition and exercise, the weight just started falling off.” – Angela Petroline

BeforeAfter
BeforeAfter

FFC Registered Dietitian Helped Angela Lose 100 Pounds…For The Second Time

“When I first met Alicia, I completed a Resting Metabolic Rate test to understand how many calories I should be eating to successfully lose weight. I logged my food in an app to help monitor my macros and ensure I was staying within the recommendations. Simultaneously, I started going to physical therapy for my knee and was using the FFC pool for additional exercise. Once I discovered this balance between nutrition and exercise, the weight just started falling off.” – Angela Petroline

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