The consumption of tart, unripe fruit, particularly a sure number of apple, is a treatment some people make use of to mitigate the discomfort related to motion-induced nausea skilled throughout maritime journey. The perceived mechanism includes the fruit’s acidity doubtlessly influencing the digestive system, thereby assuaging emotions of illness.
This observe, anecdotal in nature, has endured by means of generations, notably amongst sailors and passengers susceptible to kinetosis. Whereas scientific validation is proscribed, the purported advantages embrace a distraction from nausea and a possible stabilizing impact on gastric perform. The sourness is assumed to stimulate saliva manufacturing, which might soothe the abdomen.