The EXTREME Fast Action Face Whitening Cream can be used on dark necks and is specifically formulated to target discoloration, scars, and hyperpigmentation. It contains active ingredients like vitamin E and fruit acids to promote skin whitening and moisturisation. This unisex cream is suitable for daily use and comes in a 30ml pack. With its all-natural ingredients and vitamin content, this SuperWhite Skin Whitening Cream promises to provide visible results in just 1 to 2 days, making it an effective solution for achieving a brighter and clearer complexion.