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.
A Dr. Charlene Gamaldo, MD, Neurology, answered on behalf of Johns Hopkins Medicine. Several of the B vitamins (B3, B5, B6, B9, and B12) and other vitamins may help achieve a good night's sleep, but they do not alleviate insomnia for all individuals.