It’s been proven that chickpeas are able to increase the amount of Vitamin B6 in the body, which as was previously discussed with fish is something the body can use to create its own melatonin. This is not something that you can eat if you are tossing and turning at night, but it’s something you can have during the day so that your body has time to process it and absorb it. It’s like preventive medicine, without having to resort to taking medicine just to help your body do something it should be able to do quite naturally: fall asleep.