Nitric oxide

Explore the role of nitric oxide in vasodilation, blood flow, and exercise performance. Learn how boosting nitric oxide levels can support cardiovascular health, muscle pumps, and overall male vitality.

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The essentials for nitric oxide — then explore the latest posts below.

Can kale really help erections? What the science actually says

Can kale really help erections? What the science actually says

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Nov 24, 2025 · 12 min read

Kale isn’t a proven standalone treatment for erectile dysfunction, but its dietary nitrates and antioxidants can support endothelial nitric oxide signaling. This is the pathway that relaxes penile blood vessels to allow engorgement. Because ED is often related to vascular and metabolic health and becomes more common with age, the bigger win is using a ...

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