Quick answer: Melonex is a capsule supplement, 60 per bottle, marketed for healthy blood flow and circulation. It lists L-citrulline and two forms of L-arginine. No doses are published. It is not a blood pressure medicine.
In short
One capsule each morning, three amino acids that feed nitric oxide, $49 to $79 a bottle, six bonus e-books on bigger packs and a 60-day guarantee with no auto-ship.
The label
"Melonex Advanced Support, 60 Capsules, Dietary Supplement", with icons for heart support, circulation support and natural formula.
The big caveat
If you take blood pressure medicine, nitrates or ED pills, talk to your doctor first.
Next steps
More Melonex guides
General information, not medical advice. Melonex is a dietary supplement and is not intended to diagnose, treat, cure or prevent any disease.