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  2. Retinol - Wikipedia

    en.wikipedia.org/wiki/Retinol

    Retinol, also called vitamin A 1, is a fat-soluble vitamin in the vitamin A family that is found in food and used as a dietary supplement. [3] Retinol or other forms of vitamin A are needed for vision, cellular development, maintenance of skin and mucous membranes , immune function and reproductive development. [ 3 ]

  3. Just Started Using Retinol? Here's How To Tell If Your Skin ...

    www.aol.com/just-started-using-retinol-heres...

    How long does a retinol purge last? ... These alternatives (like bakuchiol, for example) are meant to work the same way but are more gentle on the skin. People using retinol for acne may need to ...

  4. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    Retinol is reversibly converted to retinal, then irreversibly to retinoic acid, which activates hundreds of genes. [9] Vitamin A deficiency is common in developing countries, especially in Sub-Saharan Africa and Southeast Asia. Deficiency can occur at any age but is most common in pre-school age children and pregnant women, the latter due to a ...

  5. What's the Difference Between Retinol and Retinoids?

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    How Should Retinol or Retinoids Be Incorporated Into Your Skincare Routine? Bowe’s method of using retinol, known as Skin Cycling, has become skincare legend.Here’s how it works: Night 1 ...

  6. The Guide to Retinol (and How to Tell If You Need It in Your ...

    www.aol.com/guide-retinol-tell-skincare-routine...

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  7. Retinoid - Wikipedia

    en.wikipedia.org/wiki/Retinoid

    First generation retinoids are produced naturally in the body and interact with their normal biological counterparts, such as retinol binding protein 4 for retinol, retinoid receptors for all-trans-retinoic acid or 9-cis-retinoic acid. [9] 13-cis retinoic acid has an unknown biological pathway but appears to act as a growth factor. [10]

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