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When Do Nutrients in Food Expire? (Page 3)

Orange Juice

Orange Juice: 1 Week

One cup of OJ can offer a full day’s dose of vitamin C. But, “OJ that has been opened loses all antioxidant benefit after just one week,” says Johnston. To get the most vitamin C, buy frozen concentrate and drink within a few days. Frozen concentrate is exposed to less light and air.

Next: Olive Oil »

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