Sajic Longevity is a physician-led longevity medicine and laser med spa platform founded by Dr. Dusan Sajic, an MD and PhD with more than 22 years of experience and over 50 published studies. The practice connects internal health and visible skin health through diagnostic testing, personalized care, and ongoing measurement.

Its services include comprehensive assessments using biomarkers, bloodwork, MRI, and other internal testing, alongside biological-age analysis and health optimization programs. Patients can access hormone and peptide therapy, GLP-1 weight-loss care, cardiovascular and cognitive optimization, and therapeutic plasma exchange. Dermatology and aesthetic offerings include CO2 laser treatments, skin rejuvenation, chemical peels, custom compounded skincare, and skin cancer prevention.

Sajic Longevity also provides telehealth and virtual care, memberships, educational resources, and consultation-based planning. Its approach emphasizes addressing health from the inside out, with customized skin treatments integrated into broader longevity plans. The organization presents its protocols as physician-guided and measured, while noting that individual results vary