Epsom Salts - Bath Salts , Highest Purity - FCC / Pharmaceutical Grade High Quality FCC / BP Epsom Salt, which is perfect for bathing and soothing muscles. Bathing in Epsom Salts can improve your health in many ways: 1. Magnesium levels in your body increase - which is very important for a healthy body. 2. Sulphate levels in your body increase - which is good for detoxing you liver. 3. Reduces Stress Inducing Hormones - the relaxing ritual of a taking soothing relaxing bath while allowing Magnesium levels and antioxidant levels to increase reduces stress. For best results, add between 1-3 cups of Epsom Salt to your hot bath and allow to dissolve. What does BP & FCC mean? BP = British Pharmacopoeia, which means its been produced to the standard required to be ingested. FCC = United States Food Chemical Codex and now replaces most BP grades (FCC and BP are made to the same standards).