CFN-Specialist (CFN-S) Certification
44-hours of advanced Functional nutrition training
The Curriculum
Once you complete modules 1–8 and become a CFN, you will have learned the basic foundations of clinical nutrition and lifestyle medicine. The specialty modules provide advanced training for CFNs in the principles of functional medicine. Once you complete all of the specialty modules, you will earn CFN-Specialist (CFN-S) certification.
The CFN-S program is 44 hours in length.
Certified Functional Nutritionist-Specialist (CFN-S) Modules
CFN-S Module 1
Immune and Autoimmunity
This module provides comprehensive training on immune system function, the development of autoimmunity, and strategies for addressing autoimmune conditions. You'll learn the mechanisms behind immune dysfunction and evidence-based methods to support healthy immune responses.
CFN-S Module 2
Blood Sugar and Energy Stabilization
This module covers blood sugar regulation mechanisms and how dysregulation impacts energy and overall health. You'll learn evidence-based strategies to address both hypoglycemia and hyperglycemia while supporting optimal metabolic function.
CFN-S Module 3
Gastrointestinal Conditions
This module covers an in-depth review of the gastrointestinal (GI) system and examines the roles of the gut in overall health and well-being. Learners will explore functional approaches to addressing common GI disorders such as GERD, SIBO, and IBS, with a focus on root cause analysis and targeted interventions.
CFN-S Module 4
Toxicity and Detoxification
This module focuses on the body's natural detoxification pathways—liver, gastrointestinal system, and kidneys—and their role in removing environmental toxins. You'll learn how heavy metals, mycotoxins, and chemicals impact health, plus effective strategies for reducing exposure and supporting detoxification.
CFN-S Module 5
Brain and Nervous System Conditions
This module covers nervous system organization, cellular function, and central nervous system communication. You'll learn how neurodegenerative diseases and cognitive decline affect the brain, plus evidence-based strategies to support optimal brain health.
CFN-S Module 6
Hormones and the Endocrine System
This module covers endocrine function with particular focus on female hormonal health, including estrogen, progesterone, and cortisol. You'll learn how hormonal imbalances manifest and evidence-based approaches to support hormone regulation and address related conditions.
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