Because this ingredient can cause irritation, you should check to see if it is suitable for your skin. At the beginning of use, the skin may break out, but if it lasts continuously for 2-3 months, it should be stopped immediately because this phenomenon is not that the skin is getting used to AHA / BHA anymore, but your skin is ” demonstration” with these two acids.|Tretinoid: This is the common name for Vitamin A that has extremely high concentrations in dermatology and is often prescribed by doctors to solve problems such as skin pigmentation disorders and even cure skin cancer. It is the “toughest” ingredient in the Treatments and not all skin types can use it.|In cosmetic form Tretinoid “fascinates” so many women’s hearts, but you still have to be extremely careful if you want to use it and always prioritize using low concentrations first. If you find something wrong, stop immediately, let your skin rest if you don’t want your skin to be damaged and take time to treat the consequences caused by it.|Because Tretinoid is very strong, it is absolutely necessary to be careful when using it with AHA/BHA and during pregnancy.|. So in what condition can the skin be used and how does the Treatment work?|Before using the Treatment you must have a basic and settled skin care routine. Because after a long time of full skin care, your skin foundation is now healthy enough to receive more advanced care steps.|When the skin is too weak or the skin has never been exposed to any cosmetics, Treatment is like a “poison” that causes mass acne, thins the skin, exposes blood vessels, and even leaves deep scars.