Kercical is an herbal supplement sold by Herbal Care Products, positioned primarily for managing actinic keratosis through natural, botanical means. It is described as a Natural Treatment for Actinic Keratosis that works from the inside out, with claims to help soothe, regenerate, and normalize sun-damaged skin areas. https://www.herbal-care-products.com/blog/kercical-natural-treatment-for-actinic-keratosis-review/