Why? Following is a transcript of the video. Does your peanut butter have a pool of oil on top? Don't pour it out! It's actually a good sign of how natural your peanut butter is. All peanut ...

7. Aids With Sleep Peanut butter contains tryptophan, an amino acid your body uses to make melatonin. Melatonin is a hormone that regulates your body's sleep/wake cycle. Your body might not make ...

Protein is the macronutrient du jour. To what extent can peanut butter help you reach those goals? Nutrition experts explain.

Peanut butter contains tryptophan, an amino acid your body uses to make melatonin. Melatonin is a hormone that regulates your body's sleep/wake cycle. Your body might not make enough melatonin if ...