Nitamin Nfusion® fertilizer is a "next-generation" addition to the Nitamin product line that brings the power of Steady-Delivery® nitrogen to conventional fertilizer programs. The patent-pending product was designed to be blended with quick-release liquid nitrogen sources to provide extended delivery and enhanced uptake of nitrogen. Nitamin Nfusion fertilizer is a blend of methylene urea and triazone that contains 22% N, of which 94% is slowly available.