retinoid

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Related to Vitamin A derivatives: retinol

retinoid

[′ret·ən‚ȯid]
(biochemistry)
The set of molecules composing vitamin A and its synthetic analogs, such as retinal or retinyl acetate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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But some treatments, including creams with vitamin A derivatives, have proved effective, giving hope to those ravaged by sunshine and cigarette smoking.
Vitamin A derivatives come in lotions, creams or gels and these are particularly useful for treating blackheads.
Dr David Tillman, senior lecturer in dermatology at Glasgow University, said: "It is possible that this is the case as retinoids - vitamin A derivatives - are already being used effectively to improve the skin's condition.