Why does buttermill bring sleep

AYRAN, which meets the energy and mineral needs we have lost in hot summer days, brings sleep, buttermilk, which helps us to gain the power we need as well as unnatural drinks with gas sugars?

Thanks to the lactic acid found in the yogurt in the yogurt, it causes the person to feel tired and sleep for a period of time while meeting the mineral needs of the body. It makes sleep due to lactic acid fermentation in all dairy products. And it brings sleep because it contains bacteria to have lactic acid fermentation in the muscles.