When you are in a funk there are foods that boost "happy brain chemicals". These foods may help ward off depression, fatigue and reduce anxiety. Certain foods increase levels of serotonin and dopamine which boost mood. Traditional comfort foods are loaded with sugar, saturated fat, alcohol and caffeine. To pick up your mood without packing on the pounds pick one of these eight healthy foods.

Popcorn - Tryptophan is an amino acid which aids the body in producing serotonin, a tranquility inducing brain chemical. So, try air popped popcorn for a low calorie snack.
Walnuts - Alpha-linolenic acid (ALA) is an omega 3 fatty acid in plant foods that is helpful in alleviating depression symptoms.

Cottage Cheese - Tyrosine is an amino acid that aids the brain's production of norepinephrine and dopamine, two chemicals that influence motivation and reaction time.

Sunflower Seeds - Selenium is a mineral that has been found to prevent postpartum depression. Deficiencies of this mineral have been linked to poor mood.

Lentils - Folate is a B vitamin which low levels can impair the metabolism of neurotransmitters leaving your brain short on serotonin and dopamine.

Avacado - Oleic Acid is a monounsaturated omega 9 fatty acid that increases feel good chemicals in the brain, keeping you calm.

Citrus fruit - Vitamin C, even the smell of oranges can put you in a better state of mind.
Bananas - Magnesium helps the brain deal with stress and may help boost mood.