This is the oldest and most popular of all forms of complementary treatment in the UK. It has been in constant use by the Royal Family for several generations and is even represented in a sprinkling of NHS hospitals around the country. In many cases it is a safe alternative to drug therapy, and is based on the ancient principal of treating “like with like”. Safe dilutions of active substances (from minerals or living plant or animal sources) are matched against the patient’s over all “Constitution” and symptoms.