Detailed answer

To effectively treat dark spots, you should look for skincare products that contain ingredients like vitamin C, niacinamide, and kojic acid. Vitamin C is a powerful antioxidant that helps to brighten the skin and fade dark spots by inhibiting the production of melanin. Niacinamide, also known as vitamin B3, has been shown to reduce the appearance of hyperpigmentation by inhibiting the transfer of melanin to the upper layers of the skin. Kojic acid is derived from mushrooms and is known for its skin-lightening properties. It works by inhibiting the production of melanin, thus helping to fade dark spots. When selecting skincare products, make sure these ingredients are listed among the active or key ingredients for optimal results in treating dark spots.