Silica Purifying Shampoo 16.9. Benefits: This soothing, gel-textured shampoo purifies and helps to relieve dry and irritated scalps. It is used at the well-established Blue Lagoon Medical Clinic in Iceland. Since 1994, the Clinic has been offering an effective natural psoriasis treatment for people coming from all over the world.. Gel texture. Suitable for Dry Skin, Very Dry Skin, Sensitive Skin. Dermatologically tested. No fragrance. Responsibly selected ingredients with traceability. Key Ingredients: BLUE LAGOON MINERAL SALTS soothe and revitalize skin.. BLUE LAGOON SILICA strengthens and protects skin, improves the skins barrier function, and helps skin better retain moisture.. Formulated Without: No fragrance. Vegan. Cruelty-Free. Sulphate-Free. Paraben-Free. Sustainable. Free of GMOs. Silicone-Free. Alchohol-Free.