Bulking Agent (Microcrystalline Cellulose), Vitamin D3 (Cholecalciferol), Anti-Caking Agents (Magnesium Stearate, Silicon Dioxide). Bulking Agent (Microcrystalline Cellulose Powder), Ferrous Fumarate, Flow Agent (Magnesium Stearate), Anti-Caking Agents (Silicon Dioxide).