A NATURAL WAY TO CLEAN EFFECTIVELY WITHOUT THE HARSH CHEMICALS No need to hold your breath while cleaning the shower…This formula uses citric acid (found in food), and it is more effective than the caustic acids found in most bathroom cleaners. This product restores your bathroom fixtures to their original sparkle and shine! * NOT FOR SALE IN CALIFORNIA OR NEW YORK (TEMPORARY) * GENTLE FORMULA: This formula uses citric acid (found in food), and it is more effective than the caustic acids found in most bathroom cleaners. * NON-TOXIC FORMULA: Made from renewable, plant-based cleaning agents, this product contains biodegradable ingredients that are grey-water, septic, and sewer safe and do not create toxic by-products when they degrade.