Historically, a human being was not necessarily a natural person in some jurisdictions where a slave was a thing (subject of a property right) rather than a person. In many cases, fundamental human rights are implicitly granted only to natural persons.
Phenylalanine amino acid > Tyrosine amino acid > L-Dopa > Dopamine > Norepinephrine > Epinephrine. Mucuna pruriens is an herb that contains a small percentage of natural L Dopa. Mucuna pruriens is available without a prescription. For more information on mucuna pruriens and levodopa, click on the link provided.
Foods rich in salicylates include ginger, turmeric, garlic and onion. Foods rich in Omega-3 Fatty Acid inhibit clotting and decrease the production of the pro-inflammatory compound leukotrienes. Some Omega-3 rich foods include mackerel, salmon, walnuts, flaxseed, beans and olive oil. Pumpkin seeds, soya based foods, sunflower seeds and sesame seeds contain phytoestrogens that improve blood circulation by increasing dilation and thereby expanding small arteries.