Published in Obesity and Diabetes Week, September 26th, 2005
In a recent report, researchers in Australia conducted a study "to evaluate responses to self-administered brief questions regarding consumption of vegetables and fruit by comparison with blood levels of serum carotenoids and red-cell folate. A cross-sectional study in which participants reported their usual intake of fruit and vegetables in servings per day, and serum levels of five carotenoids (alpha-carotene, beta-carotene, beta-cryptoxanthin, lutein/zeaxanthin and lycopene), and red-cell folate were measured."
"Serum carotenoid levels were determined by...
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