Advent-Age Defoamer & Skin Conditioner formulation has been in use nation wide for over 30 years and is specially formulated for use in pools, spas, tubs, whirlpool bathing systems, hydrotherapy equipment and any place where less sudsing is desired. A small amount of our anti-foaming agent will provide excellent foam control quickly and effectively. Our Defoamer will also soften, moisturize and protect the skin. Food Grade and Kosher.