title: Vitamin A and acne vulgaris.
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D000293:Adolescent; D000328:Adult; D002338:Carotenoids / Q000097:blood; D005260:Female; D006801:Humans; D008297:Male; D012621:Seasons; D012737:Sex Factors; D014801:Vitamin A / Q000008:administration & dosage / Q000097:blood / Q000627:therapeutic use*
chemical_list: D014801:Vitamin A; D002338:Carotenoids