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Moisturizers: what they are and how they work
1Department of Dermatology, University of Toronto, Toronto, Ontario, Canada.
Skin Therapy Letter
|January 29, 2002
Summary
Moisturizers are essential in skin therapy for conditions like dry skin and dermatitis. While effective, they can cause side effects such as folliculitis, irritation, and allergic reactions.
Area of Science:
- Dermatology and cosmetic science.
- Skin barrier function and therapeutic interventions.
Background:
- Moisturizers are integral to dermatologic and cosmetic skin treatments.
- They function via occlusive, humectant, emollient, and protein rejuvenator mechanisms.
- Commercial formulations often combine these classes for enhanced efficacy.
Purpose of the Study:
- To review the classification, indications, and adverse effects of moisturizers.
- To provide a comprehensive overview of moisturizer utility in skin care.
Main Methods:
- Literature review of moisturizer classifications and applications.
- Analysis of common indications for moisturizer use.
- Examination of reported side effects associated with moisturizers.
Main Results:
- Key indications include xerosis, atopic dermatitis, irritant contact dermatitis, ichthyosis, and dermatoheliosis.
- Moisturizers are generally effective but can lead to side effects.
- Adverse effects encompass occlusive folliculitis, irritation, allergic contact dermatitis, and contact urticaria.
Conclusions:
- Moisturizers are versatile therapeutic agents for numerous skin conditions.
- Understanding their mechanisms and potential side effects is crucial for effective clinical use.
- Further research may focus on optimizing formulations to minimize adverse events.
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