Carotenoids are of great interest due to their essential biological functions in both plants and animals. However, the properties and functions of carotenoids in natural systems are surprisingly complex. With an emphasis on the chemical aspects of these compounds, Carotenoids: Physical, Chemical, and Biological Functions and Properties presents a broad overview and recent developments with respect to understanding carotenoid structure, electronic and photochemical properties, and the use of novel analytical methods in the detection and characterization of carotenoids and their actions. The text also explores LC/MS and LC/MS/MS techniques as well as new applications of PCR and molecular biology methodologies.

Betatene Mixed Carotenoids 25,000 IU 60 Sgels - Sea algae may not sound appetizing, but it sure delivers a good deal of nutrition. Betatene Mixed Carotenoids from Swanson Ultra delivers a patented form of beta-carotene derived naturally from nutrient-rich sea algae. It's a complete source of carotenoid nutrition. Each capsule features vitamin A, lutein, zeaxanthin, and cryptoxanthin, all from D. Salina algae, plus natural vitamin E.

For anyone concerned about joint, skin, eye, immune, and heart health. Healthy Origins 100% Natural BioAstin Astaxanthin is a carotenoid produced from Haematococcus pluvialis microalgae. Carotenoids are organic pigments that naturally occur in plants and other photosynthetic organisms. These organic pigments are responsible for giving many plants, fruits, and sea life their vibrant colors. There are over 600 known carotenoids which are broken down into 2 groups: Xanthophylls and carotenes. One of the most important carotenoids in the xanthophyll groups is the super antioxidant astaxanthin. Astaxanthin is the most powerful known natural antioxidant on our planet! Natural astaxanthin can have up to 550 times the antioxidant activity of vitamin E and 10 times the antioxidant activity... Less

We all know that fruits and vegetables are among the healthiest foods. But relatively few people understand that the health benefits of these foods are largely the result of two families of powerful antioxidant nutrients: carotenoids and flavonoids. In this User's Guide, two leading health writers explain the health benefits of the most important dietary and supplemental carotenoids and flavonoids-and how they can help protect you against eye diseases, cancer, and cardiovascular diseases.

Spirulina contains a variety of carotenoids which work in synergy as antioxidants protecting our cells from the damaging effects of free radicals The two most important carotenoids are beta carotene which is known to promote cellular health and zeaxanthin

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