Tri-Luma is a prescription cream primarily used to treat melasma, a skin condition characterized by dark, discolored patches on the skin, often on the face. It combines three active ingredients: Hydroquinone (4%): A skin-lightening agent that reduces the appearance of dark spots by inhibiting the enzyme responsible for melanin production. https://is-tri-luma-still-availab02468.total-blog.com/triluma-for-skin-lightening-54737878