Selfless by Hyram Retinol & Rainbow Algae Repair Serum 1 fl oz New in Box Gentle, slow-release Retinol, nutrient-rich Rainbow Algae and Tranexamic Acid work together overnight to help reduce the appearance of post-acne marks and target hyperpigmentation, providing a more even skin tone with a smoother, brighter complexion. Hydrating Squalane and Microalgae deliver a unique texture for easy use and layering.