well oranges can because of the type of vitemin that is in it, so yes i assume that PURE orange juice can cure a cold.
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Yes orange juice does cure the a cold. Orange Juice has vitamin C in it which helps your immune system greatly. According to Wikipedia (so its not that credible), Vitamin C is a good antioxidant. To put it simply an Antioxidant stops the cold from spreading through your body and therefore makes it easier to kill the cold faster.