Dry scalp vs dry hair: how to tell which one you have, how dry scalp differs from dandruff, what causes each, and what the evidence says actually helps.

Your cleanser is not a cosmetic choice. The pH of what you wash with determines whether the ceramide-producing enzymes in your scalp survive every wash — or get inactivated. Kapyderm's five cleansing bases each target a distinct scalp type and clinical condition. This is the full clinical science, microbiome evidence, and protocol decision tree for every scenario you'll see in your center.