Lean pork, lean beef, skinless chicken, and turkey are healthy sources of protein, including the amino acid tyrosine. Tyrosine boosts levels of dopamine and norepinephrine, brain chemicals that can help you feel more alert and focused. Meats also contain vitamin B12, which may combat insomnia and depression.
Saturday, November 22, 2008
Lean Meats
Lean pork, lean beef, skinless chicken, and turkey are healthy sources of protein, including the amino acid tyrosine. Tyrosine boosts levels of dopamine and norepinephrine, brain chemicals that can help you feel more alert and focused. Meats also contain vitamin B12, which may combat insomnia and depression.
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