Black Tourmaline is many health benefits mainly related to the digestive system, immune system, nervous system as well as the circulatory system. Black tourmaline assists in pain relief for arthritis, spinal and muscular problems. It would also help to cleanse one’s digestive system by drinking black tourmaline infused water. However be sure to use polished/tumbled tourmaline when infusing with water.
Black Tourmaline can be used to both repel and protect against negativity and is excellent for deflecting radiation energy. It enhances one's physical well being by providing an increase in physical vitality, emotional stability, and intellectual acuity.
Feng Shui Benefits
Black tourmaline—which can, in reality, range from dark blue to dark brown to true black—is thought to be a grounding stone that provides a connection between the Earth and the human spirit. It is supposed to help people find a sense of self-confidence, see the world more clearly, and feel empowered during difficult circumstances. Ancient magicians reportedly used the stone to protect themselves from "Earth demons," and it's still thought to have protective properties.