Ingredient
Retinol

Quick Summary
Retinol is an over-the-counter vitamin A ingredient used in cosmetic skincare for smoother-looking texture, fine-line appearance, and more even-looking tone. It can be useful, but it is also one of the ingredients most likely to cause dryness, peeling, stinging, or irritation during the adjustment period.
What It Is
Retinol is part of the broader vitamin A family used in skincare. It is not the same as prescription tretinoin, and this page does not give prescription-retinoid protocols. In consumer routines, retinol is usually introduced slowly because the skin often needs time to adapt.
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- Ingredient
- Retinol
- Quick Summary
- Retinol is an over-the-counter vitamin A ingredient used in cosmetic skincare for smoother-looking texture, fine-line appearance, and more even-looking tone. It can be useful, but it is also one of the ingredients most likely to cause dryness, peeling, stinging, or irritation during the adjustment period.
- What It Is
- Retinol is part of the broader vitamin A family used in skincare. It is not the same as prescription tretinoin, and this page does not give prescription-retinoid protocols. In consumer routines, retinol is usually introduced slowly because the skin often needs time to adapt.
- Side Effects
- Products
- Evidence Sources
- Product Information Sources