The workhorse here is tryptophan, an amino acid that prompts production of the relaxation-inducing hormone serotonin.
Lean turkey is a top tryptophan source.
The high-protein shrimp and peanut butter in this dish will drive drowsiness away. A University of Nebraska at Lincoln study shows eating soup fights inflammation in the nose, throat and lungs. It's also got cysteine, a mucus-thinning amino acid. And the capsaicin in hot peppers opens stuffy nasal passages. A daily dose of 1,200 mg of calcium can reduce PMS symptoms such as cramping and bloating by almost 50 percent.