EmuGold Emu Oil is Certified Grade A. It is fully refined naturally and is AEA certified, meeting or exceeding industry standards.ULTRA-Active™ Extra Strength is a patent-pending, proven process that enables the natural extraction of about 50% more of the anti-inflammatory properties than fully refined emu oil. .02% natural tocopherol is added for freshness, providing you with 99.98% pure emu oil.