Development and Validation of an Investigator Global Assessment Score for Keratosis Pilaris

Inclusion Criteria: * All genders are allowed to participate * Age range: 12-80 years * Those with KP including subtypes of KP * Able to attend the one-day scoring session * Participants having read and understood the patient information and consent form and are willing to participate * Of mature mind and able to provide informed consent, in case of children (\< 18 years) then the guardian or caretaker can provide consent * Able to maintain compliance with required study related procedures including completing the QOL questionnaire's Exclusion Criteria: * Participants who are unwilling or unable to attend the one-day scoring session * Those with other skin conditions overlapping the same area(s) as the KP