Researchers have found Melatonin in various food items. Certain foods have more Melatonin than other foods. Consuming foods that are high in this hormone could result in health benefits by increasing the amount of Melatonin present in the blood. Pistachios, in particular, have the highest level of Melatonin in all plant foods. Fish and eggs are excellent sources of this hormone. Other foods that have high levels of Melatonin include: n grapes n tart cherries n strawberries n tomatoes n peppers n mushrooms n