Octathiocane
Sulfur is a chemical element that is present in all living tissues. The most commonly used form of pharmaceutical sulfur is Octasulfur (S8). After calcium and phosphorus, it is the third most abundant mineral in the human body. Sulfur is also found in garlic, onions and broccoli.  People take sulfur by mouth for shortness of breath, allergies, swelling in the back of the throat (pharyngitis), high cholesterol, clogged arteries, menopause, and upper respiratory tract infections like the common cold. Sulfur seems to have an antibacterial activity. It has been also used for acne.