Bioavailability of Carotenoids From Orange Juice in a Cross-over Study in Healthy Subjects.

Methods Twelve healthy subjects (6 men), age 20-32 y, were enrolled in a cross-over study, to consume 500 mL of orange juice/day during 14 days periods. All volunteers consumed the LP and HPP, six consumed PEF or FS-orange juice. Fasted blood was collected at baseline and on days 7 and 14. Carotenoid concentrations in serum and orange juice were analyzed by high performance liquid chromatogry (HPLC).