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Your Trusted Partner for Nutrition & Functional Testing Solutions
At NextGeneration Nutrition, we specialize in transforming health through personalized, science-backed nutrition and functional testing. Our team in Miami focuses on root-cause solutions for gut health, hormone balance, and overall wellness. With expertise in functional lab testing and customized nutrition plans, we guide clients through a structured process from initial evaluation to ongoing support. Our approach combines in-depth assessments with targeted interventions to address individual health needs. We emphasize the connection between gut health and mental well-being, offering evidence-based strategies for lasting wellness.

Through personalized counseling and continuous retesting, we ensure protocols evolve with clients' progress. Our programs provide structured support for managing chronic conditions, optimizing energy, and achieving long-term health goals. With a focus on transparency and client education, we empower individuals to make informed nutrition choices. Our services cater to those seeking specialized care for digestive issues, hormonal imbalances, or performance optimization. Backed by clinical expertise and functional medicine principles, we deliver tailored solutions for complex health challenges.
Services
Personalized Nutrition Counseling Gut Health Optimization Hormone Balance Functional Testing Maintenance Programs
Highlights and features
  • We implement a patented process for root-cause health analysis
  • Our team consists of certified functional medicine specialists
  • We provide 1:1 personalized nutrition protocols with lab validation
  • Our programs integrate gut-brain axis health strategies
  • We offer continuous protocol adjustments based on retesting data
Services
Personalized Nutrition Counseling
Our personalized nutrition counseling creates science-backed dietary programs tailored to individual health needs. Through comprehensive assessments, we develop customized protocols addressing specific health goals. This service combines functional testing with ongoing support to ensure sustainable lifestyle changes that improve digestion, energy levels, and overall wellness.
Functional Testing
We offer advanced functional testing including stool analysis, hormone panels, and micronutrient testing. These diagnostic tools help identify root causes of health issues through comprehensive lab work. Our testing process includes at-home kits, local lab options, and mobile phlebotomy services for client convenience and accurate health assessments.
Gut Health Optimization
Our gut health programs address inflammation and digestive imbalances through targeted nutrition strategies. We implement science-based protocols to restore gut microbiome balance and improve related health conditions. This service includes specialized dietary recommendations and ongoing monitoring to optimize digestive system functionality.
Hormone Balance
We specialize in hormone balance optimization through nutritional interventions and functional testing. Our approach identifies hormonal imbalances affecting energy, mood, and metabolism. Personalized protocols combine dietary changes, supplement recommendations, and lifestyle modifications to achieve hormonal equilibrium and improve overall well-being.
Maintenance Programs
Our maintenance programs provide continuous support for sustaining health improvements. These include monthly counseling sessions, daily dietary tracking, and supplement recommendations. The programs ensure long-term success through regular progress monitoring and protocol adjustments based on evolving health needs and retesting results.
People
Jessica Mantell
CEO & Founder
Jessica Mantell is a licensed dietitian nutritionist with expertise in functional medicine. She specializes in gut health and hormone optimization, using science-backed approaches to address chronic health conditions through personalized nutrition protocols.
Questions
What makes your nutrition approach different?
Our approach focuses on root-cause analysis through functional testing and personalized protocols. We combine lab results with ongoing monitoring to create evolving nutrition plans tailored to individual biochemistry.
Do you accept insurance for services?
We provide superbill documentation for potential insurance reimbursement. Our services qualify under out-of-network healthcare benefits, though we don't directly bill insurance providers.
How long does the typical program last?
Program duration varies by individual needs, typically ranging from 3-12 months. We offer flexible maintenance options with regular retesting to ensure sustained health improvements over time.
Can you help with chronic digestive issues?
Yes, we specialize in resolving chronic digestive problems through comprehensive gut health assessments. Our protocols address microbiome balance, intestinal permeability, and dietary triggers using functional testing data.
What testing options are available?
We offer stool analysis, hormone panels, micronutrient testing, and toxin screenings. Testing can be done through at-home kits, local labs, or mobile phlebotomy services for client convenience.