San San no Mi is a Paramecia Devil Fruit that gives one the ability to essentially, become an "Acid Man". Unlike Magella and others whose Devil Fruits are of the Logia type, San San no Mi is a Paramecia that gives one the ability to increase the pH level in all things, thus causing them to become acids which the user is able to manipulate.San (酸) is the japanese word for Acid, thus making this fruit the Acid Acid Fruit in the English Version.