Retinoid: 1. Vitamin A (retinol) or a naturally occurring or synthetic substance chemically related to it. (Retinoid literally means "like retinol.")
2. In ophthalmology, resembling the retina.
Library > Literature & Language > Dictionary ( rĕt ' n-oid ' ) n. Any of various natural or synthetic derivatives of vitamin A. [ RETIN(OL) + -OID
Five reasons you probably don't use a retinoid (and why you should consider it).
If you have acne, choose oil-free cosmetics. If your skin goes scarlet and peels dramatically even with cautious use, the retinoid may be unsuitable for your sensitive ...
A lot of dermatologists consider retinoids (a derivative of vitamin A) to be one of the most important discoveries in skin care in recent years. Retinoids work to ...
Prescription-strength retinoids (better known by brand names like Retin-A, Tazorac, Atralin, Ziana, etc.) and their over-the-counter cousin retinol (available in products ...