




Immune System
Testing Biomarkers
Put your health first with the ultimate immune system support. Providing the highest-quality, most powerful reinforcement against environmental, seasonal, and year-round immunity stressors, Peak Defense™ performs three key functions: helping you prepare for, defend against, and recover from stressors faster and stronger. With 23 bioactive ingredients backed by over 50 gold-standard human clinical trials, Peak Defense™ is in your corner so you can continue to show up at your best.
Subscription type
Backed by deep science
50+ human clinical trials backing key ingredients with immune support for safety & efficacy
Cutting-Edge Blend
23 bioactive natural compounds including 4 different immuno-active ingredient blends
Offense and Defense
Fortifies your innate immune system before immune stressors are present, enhances its ability to fight off foreign microorganisms that are encountered, and accelerates recovery

Dr. Russell Van Maele
MD, FAAD
Research and benefits