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Table 2 A Carotenoid Health Index Based on Plasma Carotenoids and Health Outcomes

From: Development of a rapid, simple assay of plasma total carotenoids

Total carotenoids, μM Alpha-carotene, % Beta- carotene, % Lycopene, % Lutein, % Beta-crypto- xanthin, % Alpha-crypto- xanthin, % Zea-xanthin, % Cis-lutein / zeaxanthin, %
1 to <1.5 7.1 17.0 43.8 13.4 7.8 2.3 5.7 2.9
1.5 to <2.5 9.8 24.1 33.2 12.8 10.0 2.3 5.1 2.8
2.5 to <4 13.0 36.9 16.1 16.1 8.9 1.6 4.8 2.7
4 to 10 16.0 45.9 11.1 15.6 4.9 0.8 3.2 2.5
  1. Percent of total carotenoids given for each individual carotenoid for increasing concentration of total carotenoids.