melatonin

melatonin helps regulate sleep cycles.

many people take melatonin as a sleep aid.

melatonin can be found in supplement form.

some studies suggest melatonin may improve sleep quality.

it's important to consult a doctor before taking melatonin.

melatonin production increases in darkness.

some people experience side effects from melatonin.

melatonin may help with jet lag recovery.

natural sources of melatonin include certain foods.

melatonin levels decrease with age.