About This mask effectively lightens the skin, reducing pigmentation flecks and preventing melanin production for a more even skin tone. How To Use Apply an even layer to clean skin, avoiding the eye area. Let it dry for 15-20 minutes, then gently peel off. Use 2-3 times a week for best results. Ingredients Alginate: Hydrates and soothes skin. Lightening Herbal Complex: Promotes skin lightening and reduces pigmentation.