Sulphur Soap, Stiefel Laboratories Inc., with 10% precipitated sulfur is a richly lathering medicated cleanser helpful in the treatment of acne and oily skin. Penetrates pores to control acne blemishes and helps keep skin clear of new acne pimples. Available in 116 g (4.1 oz.) bars - available in most drug stores or online click here webderm.com or www.sulphursoap.com