Melatonin, a hormone made from serotonin and linked to circadian rhythm regulation, naturally occurs in a small set of foods.
The kiwifruit, or Chinese gooseberry, is known for its fuzzy skin and sour taste, but should also be noted for its potential impact on sleep.
Tryptophan, an amino acid acting as a precursor to the neurotransmitter serotonin, is associated with the sleep-wake cycle.
Omega-3 polyunsaturated fatty acids, found in seafood like salmon, are usually recognized for their connection to heart health and cognitive health, however, this nutrient may also play a role in sleep.
Few foods naturally contain vitamin D, but mushrooms treated with UV light contain approximately 46% Daily Value (DV) of vitamin D per ½ cup.
Alpha-lactalbumin, a protein found in whey in dairy products like yogurt, may reduce morning sleepiness and improve alertness the morning after ingestion.
High-magnesium foods like pumpkin seeds may help us sleep longer and feel more rested.
Although its melatonin content may vary by season, year, and species, tomatoes are regarded as a positive sleep influencer due to their natural melatonin levels.