GS molecule is Goldshield’s patented molecule, which is the main antibacterial ingredient. According to the regulations of AOAC (American Association of Analytical Chemists), the regulations of American Society of Materials and in accordance with GLP standards, Goldshield was tested in many aspects such as cytotoxicity, skin irritation, oral or inhalation, allergy, etc. Goldshield belongs to the actual non-toxic level. , you can safely use it for your furry children at home