HomeEducationClasses with Dr. PuglieseDec 9th, 2008Jon AlluredPennsylvania, USAPennsylvaniaEasthttp://www.circadia.comPhone:800-630-4710 Classes on Product Knowledge, Chemical Peels, Cosmetic Chemistry, Histology of the Skin, Treating Pigment Disorders, Understanding Aging Skin, Using Peptides, Chemical Peeling and Vitamin A Therapy.