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Dieticians at NextGeneration Nutrition

Jessica Mantell CEO at NextGeneration Nutrition

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

  • Licensed Nutritionist/Dietician 

  • Certified Nutrition Specialist 

  • Masters in Nutrition & Exercise Physiology 

  • Bachelors in Exercise Physiology

Jessica is a dedicated Licensed Dietician and Certified Nutrition Specialist. In 2019, she established this private practice with a mission to profoundly impact her clients' lives. Her success is evident in guiding individuals through challenges like GI disorders, chronic diseases, autoimmune conditions, and hormonal imbalances. Jessica's approach goes beyond symptom relief; she's devoted to assisting clients in achieving their wellness goals, fostering enduring health and vitality.

With a foundation rooted in diverse clinical settings, Jessica refined her expertise at the University of Miami and served as the dietician for the University of Miami Football team. Her academic journey, culminating in both Bachelor's and Master's degrees in Nutrition and Exercise Physiology from the University of Miami, showcases her commitment to excellence. This academic foundation, coupled with hands-on experience, positions Jessica as a seasoned professional adept at navigating the intricate interplay between nutrition and exercise physiology.

At the core of Jessica's practice lies a commitment to personalized care. Her methodology extends beyond mere diet prescriptions; it involves understanding individual needs, nurturing healthy relationships with food, and empowering clients to achieve sustainable wellness. Driven by a passion to make nutrition accessible, Jessica advocates a holistic approach. At NextGeneration Nutrition, she has crafted a foundation centered on individualized, simple, and realistic nutrition programs. 

Meet Jessica

Sarah Barry, certified classical Pilates instructor

Sarah Barry

  • Masters in Clinical Nutrition

  • Bachelors in Exercise Physiology

  • Certified Pilates Instructor

Sarah graduated from the University of Miami with a Bachelor’s in Exercise Physiology. She is now completing her final semester to earn a Master’s in Clinical Nutrition from the University of Bridgeport. She is also a certified classical Pilates instructor with experience training professional athletes to those working to rehabilitate chronic injuries.


Sarah helps her clients achieve their wellness goals by using a multi-faceted approach that combines food, movement, and lifestyle changes to adopt attainable habits. She enjoys helping clients struggling with weight challenges, autoimmune and autoinflammatory conditions, hormonal imbalances, and those looking to build healthy habits.


Sarah firmly believes in making wellness attainable and tailored to individual needs and schedules, as a healthy lifestyle should be achievable for all.

Meet Sarah

kiwi bread toast

Reviews & Testimonies

"Jessica is super amazing nutritionist! Highly recommended. Her favorite is rainbow in plate. I lost 25lb."

Kunal P.
Corporate Clients
Featured in:
Tropical Leaves


610 812 3543

Coral Gables

2222 Ponce De Leon Blvd. Coral Gables, FL


78 SW 7th Street Miami, FL

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