a native hydrous magnesium silicate, sometimes with a small amount of aluminum silicate; used as a dusting powder. The inhalation of talc is associated with a wide variety of respiratory disorders.
Thankfully there are certain supplements you can take which can help you fall asleep and stay asleep: 1. Vitamin D -- A deficiency in vitamin D affects your body's ability to regulate circadian rhythms (your body's clock). With your body's clock not running correctly, it's unable to signal the sleep hormones involved in making you fall asleep and wake up.
Melatonin levels rise naturally during the night, helping promote sleep, and are suppressed during the day, allowing us to be alert and wakeful. Calcium, like magnesium and potassium, is also a natural relaxant in the body. Dairy products are rich in calcium, and can be a good choice for a sleep-friendly evening snack.