ETB215 Study Guide - Midterm Guide: Coenzyme Q10, Toner, Broccoli
Document Summary
Any time we use a product that is outside this range, we alter the acid. Hyaluronic acid: a glycosaminoglycan component found in the dermis, ideal moisturizer even for problem skin, great water-binding and water-absorbing properties, gives the skin a moist, smooth feel without oiliness. Fact: hyaluronic acid has the ability to hold over 1,000 times its own weight in water! Has increased sensitivity: properties required of a good cleanser, be stable and have a good appearance, meld or soften upon application to the skin, spread easily without too much drag and not feel oily. An emollient: since lubrication usually traps moisture in the skin, it"s hard to be lubricates (adds oil) to the skin. an emollient without being a moisturizer. However, it is quite possible to be a moisturizer and not be an emollient. Water is a moisturizer but has no emollient characteristics. Petroleum jelly is an emollient and contains no water.
