Can't sleep? 5 foods that may help you get better rest tonight

If you've ever struggled to fall asleep, your diet could be playing a bigger role than you think.

Research suggests that certain nutrients — including tryptophan, magnesium and melatonin — are involved in regulating the body's sleep-wake cycle, although experts emphasize that overall dietary patterns matter more than any single food.

"You may have heard before that certain foods can help you sleep better," Kelly Springer, a Skaneateles, New York, nutrition expert, told Fox News Digital.