This is an oral chelating supplement, with NO side effects. Chelates the heavy metals without stripping essential trace elements. Can safely be used long term and on children over 5 and the elderly. This is a major breakthrough for heavy metal chelation. I have been doing hair analysis for over 18 years now and I can tell you that heavy metals are a serious problem in children and adults. Heavy Metal toxicity goes undiagnosed by conventional medical doctors and is a key contributor to metal instability, ADD, memory loss, behavior disorders, bipolar, nerve related illnesses, tremors, chronic rashes, neuromuscular response, asthma, and much more... Many people are taking drugs to mask the symptoms and are living with terrible health conditions when a natural safe solution is readily available.