dōTERRA® xEO Mega Essential Oil Omega Complex is a unique formula of CPTG Certified Pure Therapeutic Grade® essential oils and proprietary blend of marine and land-sourced omega fatty acids. Omega fatty acids help support healthy joint, cardiovascular, and brain health, support healthy immune function, and have been shown to help mediate healthy inflammatory responses in cells. A single daily dose of xEO Mega provides 1000 milligrams of marine lipids with 340 mg of EPA and 240 mg of DHA and a blend of plant-sourced essential fatty acids. xEO Mega also includes 800 IU of natural vitamin D, 60 IU of natural vitamin E, and 1 mg of pure astaxanthin, a powerful antioxidant carotenoid harvested from microalgae. The bioavailability of the xEO Mega formula is enhanced through a nanosomal lipid assimilation system.