Obagi Nu Derm Blend FX improves the appearance of sun damage and hyperpigmentation. This non-prescription night cream is a hydroquinone-free alternative to Obagi Blender that targets dark spots caused by melasma, acne, UV exposure and more.  Obagi Blend FX also helps improve skin elasticity by building healthy collagen. Its gentle formula works to provide anti-ageing results without causing irritation. With regular use, this skin brightener will gradually improve the appearance of blotchy and discolored skin.