The Gary Null Show - 10-13-26

HEALTH NEWS

New review identifies pistachios as a promising whole food for sleep research

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New review identifies pistachios as a promising whole food for sleep research

Augusta University Medical College of Georgia, October 6 2026 (News-Medical)

Nearly one-third of U.S. adults report sleeping less than seven hours a night, below the minimum amount recommended for most adults, while nearly one in five has trouble staying asleep most days or every day. At the same time, nearly one-third of Americans say they are seeking improved sleep from foods, beverages or nutrients.

Pistachios have attracted researchers' attention because they naturally bring together several nutrients and plant compounds connected to sleep. Now, a new narrative review published in Nutrition Research Reviews identifies pistachios as a promising whole food for sleep research and explores how their nutrient profile may influence processes related to sleep quality, falling asleep, staying asleep and regulation of the sleep–wake cycle.

Pistachios provide tryptophan, vitamin B6 and magnesium, which the body uses in the production of serotonin and melatonin. Serotonin is involved in sleep regulation and is also used to make melatonin, the hormone that helps regulate the sleep–wake cycle. Pistachios also contain phytomelatonin, the form of melatonin produced by plants, although its absorption and effects from eating pistachios have not been established in people.

Pistachios provide vitamin B6 and magnesium, which are involved in the production and function of gamma-aminobutyric acid (GABA), a brain chemical that helps quiet nerve activity and plays a role in regulating sleep.