Black Obsidian has a very strong healing energy. It is known to aid the release of addictive behaviors, eating disorders, physical pain, and emotional blockages. Black Obsidian will help clean and remove negative energies from any environment, such as at work or home. When these energies are released, Black Obsidian will help keep the space protected against negativity. It is a deeply grounding and protective crystal that brings power and strength. It shields one from negativity in the environment, from others, and from within the self.