The real science behind this viral magnesium sleep hack
By Clarissa Brincat, Sep 16, 2025
“There is very little evidence supporting the use of lettuce water for sleep,” says Dimitriu. Lettuce contains extremely small amounts of two substances called lactucin and lactucopicrin, which are thought to have a mildly calming and sleep-inducing effect. “But there are very few studies supporting this, and none have been conducted in humans,” he cautions.