hi since a teenager i have itching scalp and back ache.i get white flakes and sometimes a pimple form on my back and butt area like a hard small seed i dig them out causes marks on my mid back area . i tried sulfur soap, triatop shampoo, head and shoulders, neutrogena shampoo and back and body scrub, clindoxiyl on the acne.tea tree shampoo, pills, natrol shampoo for aging hair. my hair is also thinning falling alot when i shower and brush my hair.