Diamond glow head to toe soap is an advanced Whitening soap that give you not only Whitening skin but also zero complex skin tone from head to toe. Feel you baby skin after every bath. My soap will never turn black because we respect every tip of skin safety. And make it safe for skin issue. We are here to treat and make you beautiful. Not to destroy. So we measure PH levels of our production. Feel free to message if you have any questions.