Silagen - Silagen Silcone Gel (15g) from $54.00 /per Qty. Add to Cart Made with 100% pure medical-grade silicone, Silagen 100% Pure Silicone Gel for Scars is clear, a fast-drying gel that will help flatten, soften and smooth scars. It also helps reduce redness, discoloration, itching, and pain.