
Can kale really help erections? What the science actually says

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 ...