Focused research hub
Men's Performance
Sexual-health and performance topics approached with evidence, realistic expectations and clear discussion of risk.
New evidence update
Jelqing: Does It Work?
Vitamin Hippo’s restored legacy guide, rewritten around current sexual-medicine evidence, realistic expectations and safety.
Legacy topic
Jelqing: Revisited
A future evidence-led update to one of Vitamin Hippo's original high-traffic topics.
Coming next
Erections & Aging
Common age-related questions without treating every change as a hormone problem.
Coming next
Morning Erections After 40
What they can and cannot tell you about health and hormones.
More evidence-based guides are being added as Vitamin Hippo is rebuilt.