Leisure Time Spa MineralsLeisure Time Spa Minerals Leisure Time Spa Minerals contain a patented mineral formula that destroys bacteria while neutralizing acids, which helps keep the pH in an acceptable range with less monitoring. Using the Leisure Time Spa Mineral System with reduced levels of bromine or chlorine improves spa pleasure by reducing the problems associated with bromine or chlorine including faded bathing suits, premature damage to spa equipment or surfaces and