| http://biocyc.org/biopax/bi... | biopax3:comment | Retinol is one of the animal forms of vitamin A. It is convertible to other forms of vitamin A, and the |FRAME: Retinyl-Esters "retinyl ester"| derivative of the alcohol serves as the storage form of the vitamin in animals. |FRAME: RETINAL Retinal|, the aldehyde form of vitamin A, is essential for vision, and |FRAME: RETINOATE|, the acid form, is essential for skin health and bone growth. Retinol is produced in the body from the hydrolysis of |FRAME: Retinyl-Esters "retinyl esters"|, and from the reduction of |FRAME: RETINAL|. | lld:biopax3 |
