This document provides instructions for performing a galvanic facial treatment using desincrustation. It lists the necessary equipment including a galvanic machine, electrodes, gels, and consumables. It describes how to cleanse the skin, apply gel, and use slow circular motions with the electrodes for 5-7 minutes to improve the skin's cleanliness, tone, and texture via chemical reactions at the poles. Contraindications like cuts or diseases are noted. Safety tips are provided such as using the correct electrode size and keeping it in contact with the skin.