Mark Hyman
MD · Functional medicine · Cleveland Clinic Center for Functional Medicine
Why they matter
One of the most prominent functional medicine physicians globally. Pioneered root-cause medicine as a clinical approach in mainstream healthcare. Has advised political figures and run one of the only functional medicine departments inside a major hospital system (Cleveland Clinic). Prolific author — 13 NYT bestsellers.
Credentials & education
Doctorate
MD — Ottawa Medical School
Current role
Director — Cleveland Clinic Center for Functional Medicine
Academic affiliation
Clinical Affiliate — Harvard Medical School
Certification
Board Certified — Family Medicine
Recognition
Reach & platform
500K
Podcast listeners
1.1M
600K
YouTube
400K
X / Twitter
10000000+
Books sold
Notable work
Young Forever
2023 · longevity and functional medicine
The UltraMind Solution
Gut-brain connection · cited by functional medicine practitioners globally
The Doctor's Farmacy
800+ episodes · functional medicine focus
Positions on supplements
Omega-3
Our read: Omega-3 EPA/DHA is foundational in Hyman's functional medicine approach for reducing systemic inflammation.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
Vitamin D
Our read: Vitamin D3 is essential and most people are deficient. Hyman emphasizes it for immune, bone, and metabolic health.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
Magnesium Glycinate
Our read: Magnesium is involved in 600+ reactions. Hyman frequently cites widespread deficiency as a root cause of many chronic symptoms.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
Folate
Our read: Folate (as methylfolate) is critical for methylation, mood, and cardiovascular health. Hyman prefers the active form.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
Vitamin B12
Our read: B12 deficiency is common especially with age. Hyman recommends methylcobalamin for methylation and neurological health.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
LGG Probiotic
Our read: Probiotics for gut microbiome diversity. Hyman emphasizes gut health as central to systemic wellness.
Source: Expert protocol — Mark Hyman · Vitalizey expert data
Independent editorial profile. Mark Hyman has no affiliation with Vitalizey and has not endorsed this app or any of its content. Positions shown reflect publicly available statements and research — not personal recommendations to you. Always consult a qualified healthcare professional before changing your supplement routine.