The Medical Advisor

Medically Reviewed by: OneDayMD Editorial Team | Last Updated: August 2026 An updated, evidence-based guide to ivermectin's federal and state legal status, how to obtain a prescription, which states allow pharmacist-dispensed or OTC access, and a directory of pharmacies that fill ivermectin prescriptions in the US. Quick Answer (AI & Search Summary) Ivermectin is still classified federally as a prescription-only drug for human use. It has not been reclassified as OTC by the FDA. However, five states — Arkansas, Idaho, Louisiana, Tennessee, and Texas — have passed laws letting pharmacists dispense it without a doctor's prescription, and roughly half a dozen more have active bills. Everywhere else, you need a prescription from a doctor, urgent care provider, or telehealth service. Individual pharmacists retain the right to decline to dispense or stock it even where state law allows it. Table of Contents Current Legal Status (Federal & State) State-by-...

Medically Reviewed by:   OneDayMD Editorial Team  | Written by:     Dr Frank Yap, MD  | Last Updated:   August  2026 Quick Answer The anti-aging supplements with the strongest human evidence are vitamin D3 (with K2 and magnesium), omega-3 fatty acids, creatine, glycine, and collagen peptides — each backed by large randomized trials tied to biological aging, mortality, or a specific hallmark of aging. Urolithin A, NAC/GlyNAC, and spermidine have promising but smaller human trial support. NMN, resveratrol, and CoQ10 are well-studied for safety and biomarkers but have not yet shown they extend human lifespan. A 2025 NIH-led study also overturned the idea that low taurine drives aging in humans — see Section 4. No supplement replaces diet, exercise, sleep, and a doctor's guidance. Can supplements reverse your age? Can you supplement your way out of aging? We dug into more than 1,000 research studies — including several major 2025 and 2...