PrizMAG+ is 100% pure magnesium bisglycinate formulated to promote restorative sleep – plus added vitamins D3 and K2 to promote optimal bone, muscle and nervous system health. PrizMAG+ is highly bioavailable and ultra gentle on the digestive tract. Magnesium, vitamin D3 and vitamin K2 work synergistically to ensure dietary calcium is placed in the bones and teeth and away from unwanted places in the body, such as the organs and blood vessels. Made in small batches in Canada.