Jackson's Mineral Salts #12 Silica 6X - According to Dr. Schuessler and other homeopathic references, Silica (Silicea) is an important mineral salt for the general cleansing and conditioning of the body. The effects of poor nutrition, hair loss, brittle/weak nails, cystic acne, boils, cysts with pus formation, and foul perspiration are all related to an imbalance of this salt in the body.