We don't have synonyms for retinols yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are cretinous, resinous and retinal.
(n) :
(organic chemistry, biochemistry) A fat-soluble carotenoid vitamin (vitamin A), present in fish oils and green vegetables, essential to normal vision and to bone development.
(n) :
(organic chemistry, biochemistry) A fat-soluble carotenoid vitamin (vitamin A), present in fish oils and green vegetables, essential to normal vision and to bone development.