Popsugar Fitness Healthy Living What Foods Help You Sleep Better? The 5 Foods That Will Help You Sleep Better Tonight, According to a Sleep Expert October 16, 2018 by Tamara Pridgett View On One Page Photo 4 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Tuna Another food high in tryptophan is tuna fish. A few ounces of canned tuna, or fresh if you prefer, should have you on your way to better sleep. Previous Next Start Slideshow Healthy LivingSleepNutrition