New Era Silicon Dioxide Tissue Salt; a biochemic remedy for impure blood and for boils, brittle nails and lack-lustre hair. New Era biochemic remedies are homeopathically prepared from safe, natural and non-habit forming active ingredients. Warning If you think you have impure blood, brittle nails, or lack-lustre hair, consult a registered medical practitioner. If you are already receiving treatment, tell your doctor you are also taking this product. Ingredients Silicon dioxide Quantity Price: £4.29