Tryptophan and Sleep: How It Works and What the Science Says

Tryptophan-for-Better-Sleep

Tryptophan and Sleep are connected through the body’s production of serotonin and melatonin, two substances involved in regulating mood, sleep, and the sleep–wake cycle. Tryptophan is an essential amino acid found in foods such as eggs, milk, fish, nuts, seeds, and legumes. However, eating tryptophan-rich foods does not automatically lead to better sleep. Research suggests … Read more

Iron and Sleep: How Low Iron Affects Sleep and Rest.

Iron-for-Sleep

Iron and sleep are connected in several ways, particularly through restless legs syndrome (RLS). Low iron can affect sleep when inadequate iron status contributes to RLS, fatigue or other problems that disturb nighttime rest. However, iron is not a general sleep aid, and taking an iron supplement without a specific need is not recommended. Sleep … Read more

9 Nutrients for Sleep: What the Science Suggests.

Nutrients-for-Sleep

Will Nutrients for sleep help you? Yes, nutrients can support the biological processes involved in healthy sleep, but no single nutrient guarantees better sleep. Magnesium, iron, zinc, tryptophan, glycine and omega-3 fatty acids are among the nutrients studied for their connection with sleep, while melatonin is a hormone that helps regulate sleep-wake timing. Meeting nutritional … Read more

7 Vitamins for Sleep: What the Science Shows.

Vitamins-for-Better-Sleep

Vitamins for sleep does it help? Yes. Some vitamins support biological processes involved in sleep, but no vitamin is a universal sleep aid. Vitamin D and several B vitamins have attracted the most interest in sleep research, while evidence for other vitamins is more limited. Meeting your nutritional needs—and correcting deficiencies when they occur—is more … Read more