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How much vitamin C do you need a day?

90 mgAbout 0.00317 oz · Speck

Adults need about 75 to 90 mg a day. One orange has around 70 mg.

That's as heavy as about 3.6 grains of rice.

90 mg
a house fly

By weight: a day's vitamin C is about 7.5× heavier than a house fly.

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Things about the same weight

Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].