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Meet Jessica

Jessica Mantell, CEO, M.S, LDN, Founder

Licensed Nutritionist/Dietician 

Certified Nutrition Specialist 

Masters in Nutrition & Exercise Physiology 

Bachelors in Exercise Physiology 

Jessica Mantell is a Certified Nutrition Specialist and Licensed Dietician/Nutritionist with a background working with endocrinologists and diabetes specialists in clinical settings, she has conducted and participated in research involving nutrition and lifestyle interventions. Jessica was also a nutritionist for the University of Miami Football team.

Jessica is passionate about helping others understand the benefits of eating healthy foods, physical activity, and mindfulness. She believes that no diet is a one-size-fits-all, and it is possible to enjoy eating every day without the feeling of restriction and anxiety over food- you don’t even need to spend hours in the kitchen. NextGeneration Nutrition was built on providing individualized simple and realistic nutrition programs to help clients feel like their best selves. Jessica focuses on clients' relationships with food, giving them the necessary tools to create long-term healthy habits and help others lead a happier and healthier life. She offers nutrition and lifestyle counseling for people who struggle with chronic disease, autoimmune disorders, weight management, GI disorders, food sensitivities, general health and wellness, and more.

She earned her Bachelor's degree in Exercise Physiology and a minor in Psychology, Spanish, and Art History at the University of Miami and her Master's in Science in Exercise Physiology and Nutrition. Jessica has worked with hundreds of clients from all walks of life and says she "learned to create an effective nutrition program that is not only enjoyable but personalized to fit each clients' specific and individual needs". NextGeneration Nutrition is located in Miami Florida and works with clients all over the world.

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Meet Luciana

Luciana Perasso

Registered Dietitian Nutritionist

Masters in Nutrition and Dietetics 

Bachelors in Nutrition in Dietetics 


Luciana Perasso is a Registered Dietitian Nutritionist with a background in clinical, community, and private practice settings. With over 400 hours of volunteering in the community, she knows the importance of addressing accessibility and culture when it comes to food. What’s more, she has worked with patients with eating disorders, post-bariatric surgery, diabetes, hypertension, chronic kidney disease, cancer, and more while in the clinical setting.


 She decided to become a registered dietitian after she experienced firsthand how much a healthy diet can impact one’s well-being. She is passionate about making nutrition digestible and enjoyable to others. Nutrition is not a one-size-fits-all and she counsels her clients based on their individual needs, lifestyles, and preferences.  She believes in empowering her clients by giving them the tools and knowledge necessary for long-term health. 


She earned her Bachelor’s degree in Nutrition in Dietetics from Florida International University and then went on to get her Master’s in Nutrition and Dietetics from Nova Southeastern University. Luciana specializes in plant-based diets and has been following one for over 9 years. For her thesis,  she conducted innovative research on the effects of a plant-based diet and cross-country running on the gut microbiome. Luciana is proud to be a part of the NextGeneration Nutrition team!