100% Pure Antartic Krill . The Superior Source Schiff Mega Red Omega-3 Krill Oil is small, red, powerful and supports cardiovascular health. MegaRed provides phospholipid omega-3s for fast absorption. Schiff MegaRed Omega-3 Krill Oil contains oil from pure Antarctic krill, tiny crustaceans that thrive in the frigid waters of the Antarctic. MegaRed provides an optimal combination of omega-3 fatty acids, phospholipids and critical antioxidants to support heart and joint health.