11 Foods That Could Help You Rest Better If You Are Struggling To Sleep

Diet plays a key role in promoting restful sleep.

Foods rich in essential minerals like magnesium, calcium, iron, and potassium can help relax the body and mind, improving sleep quality.

Read Also: Why People Die In Their Sleep

Incorporating these nutrients into your evening routine can enhance your sleep.

1. Calcium-Rich Foods

Calcium plays an important role in both falling asleep and staying asleep. It also supports nerve signaling, which is critical for regulating brain waves during restful sleep (non-rapid eye movement sleep). Dairy products, fatty fish with bones, and vegetables like kale and bok choy are natural sources of calcium. For example, 3.5 ounces of nonfat plain Greek yogurt contains 111 mg of calcium, while one cup of cooked spinach provides 245 mg. Fortified foods, like orange juice and non-dairy milk (such as soy), also offer calcium.

2. Iron-Rich Foods

Iron helps carry oxygen throughout the body and supports normal cell function. Iron deficiency can lead to poor sleep, insomnia, and sleep apnea. While the exact relationship between iron and sleep is not fully understood, research suggests that iron’s influence on neurotransmitter production plays a role. Iron deficiency is also linked to restless leg syndrome, which disrupts sleep. Foods like flank steak (3.5 ounces provides nearly 2 mg of iron), lentils (1 cup cooked provides 6.5 mg), and pumpkin seeds (3.5 ounces provide 8 mg) are excellent iron sources.

3. Cherries

Tart cherries are rich in melatonin, a hormone that regulates the sleep-wake cycle. Melatonin is higher in the evening to promote sleep and lower in the morning to help wake up. Consuming tart cherries or drinking tart cherry juice can increase melatonin levels and improve sleep quality. Light exposure can reduce melatonin production, so eating cherries in the evening, especially after dark, helps support melatonin levels.

4. Oats

Oats are a great source of fiber, iron, calcium, and magnesium, all of which promote better sleep. Oats are also low on the glycemic index, meaning they have a minimal impact on blood sugar levels. This helps avoid the fluctuations in blood sugar that can disrupt sleep. A half-cup of oats contains 10 grams of fiber and over 4 mg of iron, supporting stable blood sugar levels and reducing sleep disturbances.

5. Fiber-Rich Whole Grains

Whole grains like brown rice, quinoa, and oatmeal are rich in fiber, unlike refined grains, which can lead to lighter sleep and more frequent awakenings. A high-fiber diet is linked to better sleep quality and improved restfulness. Among postmenopausal women, a diet rich in whole grains is associated with a lower risk of insomnia. Whole grains help improve sleep quality compared to refined grains.

6. Bananas

Bananas are an excellent source of potassium, which plays a role in regulating muscle function, organ activity, and nerve signaling. Potassium levels fluctuate throughout the day based on circadian rhythms, and low potassium concentrations are linked to poor sleep. One banana contains 375 mg of potassium, and maintaining optimal potassium levels supports better sleep quality.

7. Almonds

Almonds are rich in sleep-enhancing nutrients such as potassium, calcium, magnesium, tryptophan, and melatonin. A 3.5-ounce serving of raw almonds contains more than 250 mg of calcium, magnesium, and over 700 mg of potassium. Studies show that the DASH diet, which emphasizes potassium and magnesium, helps reduce sleepiness and improves sleep quality.

8. Herbal Teas

Herbal teas, such as those made from valerian root, lemon balm, and chamomile, have natural sedative properties that promote relaxation and improve sleep. These herbs act on gamma-aminobutyric acid (GABA), a neurotransmitter that regulates sleep. Valerian root, chamomile, and lemon balm have been traditionally used to aid sleep by promoting relaxation and reducing anxiety. However, avoid consuming excessive liquids close to bedtime, as this may disrupt sleep due to nighttime bathroom visits.

9. Turkey

Turkey is a good source of tryptophan, an amino acid that helps produce melatonin. Tryptophan crosses the blood-brain barrier and is converted into serotonin, which is then transformed into melatonin, making you feel sleepy. Pairing turkey with a whole grain like farro or bulgur enhances tryptophan absorption, boosting melatonin production and encouraging better sleep.

10. Fatty Fish

Fatty fish such as salmon, mackerel, and sardines are rich in omega-3 fatty acids and vitamin D, both of which are essential for serotonin and melatonin production. Omega-3 fatty acids are linked to falling asleep faster and improving sleep quality. Vitamin D also plays a critical role in regulating sleep, and deficiency in vitamin D can significantly increase the risk of sleep problems.

11. Leafy Greens

Leafy greens like spinach and kale are rich in magnesium, potassium, and calcium. Magnesium, in particular, is essential for facilitating sleep. It regulates neurotransmitters and helps reduce stress by managing the hormone cortisol. Higher magnesium levels are linked to better sleep quality, as magnesium helps people fall asleep faster and improves overall sleep duration. One cup of cooked spinach contains nearly 160 mg of magnesium, and kale provides 45 mg per cup.

By including these sleep-promoting foods in your diet, you can help enhance sleep quality and contribute to better overall health.

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