Foods that contain the amino acid L-arginine are also nitric oxide sources. These include some nuts, seeds, and spirulina. Eating foods rich in nitrates is another way to boost nitric oxide naturally. Many...

Green leafy vegetables such as spinach, kale, mustard greens, arugula, and bok choy have high levels of nitrates and are thus a good source of nitric oxide for the body. Implementing a Mediterranean diet which is...