Learn more about lipids with Professor Thomas M. Terry. Fats or triglycerides are formed by three fatty acids each bonded by an ester linkage to glycerol. 1  Twist and turn the lipid below to see how kinky fatty acids are.
Superficial peels are the mildest type of chemical peel. They can be used on all skin types. In most cases, they use liquid containing a mild (dilute) acid, most often glycolic acid. Dry ice (solid carbon dioxide) is sometimes used. Medium peels soak deeper into the skin than superficial peels do.
Posted by Samantha Cook in Chemical Peel. ANSWER: How long it takes a chemical peel to heal depends on the type of chemical peel. More Info: Chemical peels are categorized into three subgroups, which is used depends on the severity of the skin issue. The stronger the chemical used in the procedure, the deeper the peel, and subsequently the longer the healing time.