Sunblock 50 Lotion is a clinically proven, non-greasy, non-irritating formulation indicated for use to prevent the occurrence of sunburns and tanning. Sunblock 26 Lotion contains Octinoxate, Avobenzone, Oxybenzone, and Zinc oxide. Role of active ingredients: Octinoxate a non PABA sunscreen agent, used in suncreens to absorb UV-B rays from the sun, protecting the skin from damage. Avobenzone absorbs the whole UVA spectrum from 310-400 nm. This makes it an ideal additive to any sunscreen formulation. Oxybenzone primarily functions as a photostabilizer and sunscreen. It absorbs UVB and short UVA rays Zinc oxide is truly a broad-spectrum blocker, protecting from UVA, UVB, and even UVC. Direction for use Sunblock SPF 50 Lotion: Take the sunscreen generously on your palm and apply on the exposed part of the skin Apply atleast 20 minutes before getting under direct sunlight. Use under medical supervision