Chicken and Turkey

These low-fat protein sources are rich in an amino acid called tyrosine, which boosts levels of the brain chemicals dopamine and nor-epinephrine. These two chemicals are responsible for our motivation and reaction time. Tyrosine lifts energy levels and helps the body cope better with stress. Studies have suggested that tyrosine may help people with depression. Preliminary findings indicate a beneficial effect of tyrosine, along with other amino acids, in people affected by dementia, including Alzheimer’s disease