Written by Kathryn Jost on December 4, 2012. Posted in Health & Wellness. Avocados are packed with nutrition. They are high in vitamin K, fiber, potassium, folic acid, vitamin B6, vitamin C, and copper. They also contain oleic acid, a monounsaturated fat that may help lower cholesterol. avocados, B6, copper, fiber, folic acid, vit c, vit K Previous Next