Swedish Retinol Cited by user Treetear on 15 Feb 2022 Retinol (från latinets retina, näthinna), även kallad A-vitamin, är en alkohol och ett vitamin.
English Vitamin A Cited by user David notMD on 20 Jan 2022 Vitamin A is a vitamin, an essential nutrient for humans. It is a group of unsaturated organic compounds that includes retinol, retinal, (also known as retinaldehyde)…