The first reports to look at the sleep-inducing outcomes of a certain foods date on the 1970s, when Horlicks, a malted milk drink, was analyzed. Southwell et al. (38) applied time-lapse cinematography to document sleep movements after the usage of 350 mL warm water, 350 mL heat milk with 5 teaspoons Horlicks powder, or no beverage (Regulate). Indiv