Carotenoid

Lutein is a xanthophyll, an oxygenated carotenoid whose name comes from the Latin luteus, meaning yellow. Together with its isomer...

Lycopene is a red carotenoid hydrocarbon responsible for the color of tomatoes, watermelon, pink grapefruit, guava and papaya. Lyc...

Beta carotene is an orange red carotenoid pigment and the most important dietary source of provitamin A. Its name derives from the...

Zeaxanthin is a yellow xanthophyll carotenoid and a structural isomer of lutein. Together with lutein and its metabolite meso zeax...

Astaxanthin is a red keto carotenoid produced by certain microalgae, most notably Haematococcus pluvialis, as well as some yeasts ...