Co-A permanent wave is a technologically advanced perm for fine, normal, dry or resistant hair. Co-A perm is a less-damaging, low-odor permanent wave formulation that produces healthy, consistent, resilient curls with superior condition. Delivers beautiful, long lasting results and long lasting curls. Coenzyme A naturally energizes key ingredients making it possible to achieve resilient curls using less of the damaging processing chemicals. Natural antioxidants block the formation of the typical perm odor before it can develop. Patented technology.