The plant-derived Silver Polish is formaldehyde-free, phosphate free, chlorine-free, biodegradable, septic safe, greywater safe and has the lowest PH level of silver polishes on the market. To make silver shine with Silver Polish, all that is needed is a damp cloth, a rinse and a bit of drying. Contains:Purified Water, Lemon Oil, Xantham Gum, Calcium Carbonate, and 100% natural anionic coconut kernel oil-based surfactant