Evidence-informed articles on ingredients, research, and practical male vitality guides by Dr. Ethan Caldwell, MD.
Evidence-informed articles on male vitality science, VitalPro ingredient research, and practical guides for men navigating age-related changes. Each article is reviewed by Dr. Ethan Caldwell, MD for accuracy and balance.
How icariin's PDE5-inhibiting activity supports male vascular function. What research actually shows.
Does Tribulus raise testosterone? The honest research picture, plus why its value in older men differs from younger adults.
How Ginkgo's vascular effects translate to male vitality benefits — and why it matters more after 40.
How Saw Palmetto supports prostate comfort and testosterone-DHT ratios. Dose ranges and honest limits.
The 4 biological shifts driving reduced energy, stamina, and drive in men over 40. Practical interventions.
Evidence-informed strategies for supporting natural testosterone production — supplements, lifestyle, and what to avoid.
How ginsenosides support physical output, stress resilience, and erectile function. What dosing works.
What the Waynberg clinical study found, and how Muira Puama fits in modern male vitality formulas.