Retinoids & your skin

June 26, 2013 / by / 0 Comment

Retinoids are a class of chemical compounds structurally related to vitamin A. This group includes different structural forms of Vit A, eg. an aldehyde form (retinaldehyde), an alcohol form (retinol), a carboxylic acid form (retinoic acid) or an ester form (retinyl palmitate/acetate). Retinol is the alcohol form of the vitamin A molecule.  It is considered a cosmetic ingredient and found only in non-prescription products (mostly skin care). Retinol can be broken down to become other forms of vitamin A that are found in skin-care products or prescription products. Generally, pure retinol is considered more effective than retinol derivatives. Prescription retinoid products such as Retin-A contain the active ingredient retinoic acid (tretinoin). Tretinoin is far more potent than retinol but carries a higher risk of irritation. When doctors discuss “prescription retinol”, they’re referring to various forms of vitamin A that can only be used in prescription medications. Retin-A is the best known prescription retinoid and can be prescribed by your dermatologist or GP. Retin-A has a lightweight cream texture and is most often prescribed for acne. Tretinoin is also available as a generic that is just as effective as brand name versions. Regardless of brand or texture, tretinoin fights wrinkles, uneven skin […]