Replenish essential moisture with soothing, smoothing Avoplex from OPI. All Avoplex products are formulated with OPI’s Advanced Avocado Lipid Complex – a combination of deep-penetrating, skin-loving antioxidants; phospholipids, the biological building blocks of skin; vitamins A, B1, B2, D, and E; essential fatty acids; and Avocado Oil, which closely resembles the skin’s own natural oils.