Cogesome RL (INCI: Water (Aqua) (and) Pentylene Glycol (and) Lecithin (and) Retinol (and) Polysorbate 20 (and) Glycerin (and) Tocopherol (and) Ethanol (and) Potassium Phosphate (and) Sodium Hydroxide) represents a breakthrough technology to effectively deliver the potent beneficial effects of retinol to the skin. Biocogent scientists designed and developed a novel and proprietary liposome formulation that encapsulates retinol in a manner not previously seen in the skin care community.