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.
Increase Dopamine with Your Diet. Below is a list of foods that contain the right amino acids or antioxidants to stimulate dopamine production in your brain: 1. Protein Foods: High in amino acids, eating proteins will help trigger dopamine production and stimulate your metabolism. Eggs, fish, poultry and red meat are all rich in protein. Fish has the added benefit of being high in Omega 3 fats, which contributes to brain function.