MelanoLyte Serum, part of the Epionce MelanoLyte Skin Brightening System, is a powerful botanical-based product formulated to help brighten and correct the visible appearance of irregular pigmentation and uneven tone on the face and body without irritation as well as leading hydroquinone and retinoid systems. Clinically proven results when used in conjunction with MelanoLyte Tx. Use at night for best results.