Conductive-Gel-for-Face-Microcurrent, 13.5 Oz Large Bottle Hydrating Massage Gel Serum for Facial Machine Device, Leave-On Gel Primer for Face,Hyaluronic Acid,Aloe Vera,Vitamin E

Safe for Use:Our product has a neutral pH, ensuring gentleness on your skin. Standard Gel pH Test 1.Prepare the Gel Sample. 2.Dilute gel with deionized water at a 9:1 ratio for consistency (Deionized water prevents impurities,which can interfere with ions,ensuring accurate pH.)Do not directly test pH in gel,it's Incorrect. 3.Use pH meter with pH 4,7,&10 buffers for accurate. The video showcases the product in use. The video guides you through product setup. The video compares multiple products. The video shows the product being unpacked.