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2. Vitamin A - Wikipedia

   en.wikipedia.org/wiki/Vitamin_A

   Vitamin A is a fat-soluble vitamin that is an essential nutrient.The term "vitamin A" encompasses a group of chemically related organic compounds that includes retinol, retinyl esters, and several provitamin (precursor) carotenoids, most notably β-carotene (beta-carotene).

3. Retinyl acetate - Wikipedia

   en.wikipedia.org/wiki/Retinyl_acetate

   Retinyl acetate (retinol acetate, vitamin A acetate) is a natural [dubious – discuss] form of vitamin A which is the acetate ester of retinol. It has potential antineoplastic and chemopreventive activities.

4. Vitamin A deficiency - Wikipedia

   en.wikipedia.org/wiki/Vitamin_A_Deficiency

   They protect vitamin A from oxidation during storage and prompt absorption of vitamin A. Beta-carotene and retinyl acetate or retinyl palmitate are used as a form of vitamin A for vitamin A fortification of fat-based foods. Fortification of sugar with retinyl palmitate as a form of vitamin A has been used extensively throughout Central America ...

5. Don't Make This Rookie Retinol Mistake Like I Did

   www.aol.com/lifestyle/dont-rookie-retinol...

   Available in prescription and over-the-counter form under different names like retinoic acid, tretinoin, retinyl palmitate, and retinyl acetate, the vitamin A derivative is used to treat ...

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

   www.aol.com/whats-difference-between-retinol...

   Encompassing ingredients like adapalene, tretinoin, and retinyl palmitate, “Retinoids are a class of skincare compounds derived from vitamin A that can help improve skin texture, reduce fine ...

7. Carotene - Wikipedia

   en.wikipedia.org/wiki/Carotene

   β-Carotene is composed of two retinyl groups, and is broken down in the mucosa of the human small intestine by β-carotene 15,15'-monooxygenase to retinal,a form of vitamin A. β-Carotene can be stored in the liver and body fat and converted to retinal as needed, thus making it a form of vitamin A for humans and some other mammals.

8. 9 Retinol Alternatives to Try If You Have Sensitive Skin

   www.aol.com/lifestyle/9-retinol-alternatives-try...

   Available in prescription and over-the-counter form in various concentrations and under different names like retinol, retinoic acid, tretinoin, retinyl palmitate, retinyl linoleate and retinyl ...

9. β-Carotene - Wikipedia

   en.wikipedia.org/wiki/Β-Carotene

   β-Carotene (beta-carotene) is an organic, strongly colored red-orange pigment abundant in fungi, [7] plants, and fruits. It is a member of the carotenes , which are terpenoids (isoprenoids), synthesized biochemically from eight isoprene units and thus having 40 carbons .