Supports Memory Function & Healthy Cognition. Healthy Origins Cognizin is a trademark for Citicoline, (also known as CDP Choline and Cytidine-5 - diphosphate choline) a nutrient that supports memory function and healthy cognition. This water soluble nutrient is essential for the synthesis component of brain tissue. Citicoline provides antioxidant defense and stimulates enhanced communication between neurons in the brain. Some clinical evidence suggests that citicoline may improve mild memory problems associated with memory.