Endothelial dysfunction is impaired function of the inner lining of blood vessels, reducing their ability to dilate properly and increasing cardiovascular disease risk through reduced nitric oxide availability and increased inflammation.
General information about how people eat, not medical advice. Talk to a clinician before changing your diet to treat a condition.
Vegan diets rapidly improve endothelial function, with measurable improvements in flow-mediated dilation (FMD) occurring within weeks. The high content of nitrates, antioxidants, and L-arginine from plant foods increases nitric oxide production and bioavailability, while the absence of oxidized lipids and pro-inflammatory compounds from animal products reduces endothelial damage. This improvement in endothelial function is a key mechanism by which plant-based diets reduce cardiovascular disease risk.
How Dietary nitrates from vegetables are converted to nitric oxide via the nitrate-nitrite-NO pathway, improving vasodilation and blood flow. Antioxidants like flavonoids and vitamin C protect nitric oxide from oxidative degradation and reduce oxidative stress that damages endothelial cells. The absence of trimethylamine N-oxide (TMAO) precursors, oxidized cholesterol, and advanced glycation end products from animal products reduces endothelial inflammation and dysfunction, while improved lipid profiles reduce lipid infiltration into vessel walls.
Key foods Beets and beet juice (nitrates), leafy greens like arugula and spinach, berries especially blueberries, walnuts, pomegranate, dark chocolate (70%+ cacao), garlic, extra virgin olive oil
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