Figure 3From: Protective effect of AVS073, a polyherbal formula, against UVA-induced melanogenesis through a redox mechanism involving glutathione-related antioxidant defense Effects of AVS073 extracts (A) and GA (B) on cell viability without UVA irradiation. Cell viability was expressed as a percentage of control (100%, the untreated control cells without UV irradiation).Back to article page