🍊 Foods Highest in Vitamin C — TOP 30(per 100g)
Supports immune function and collagen synthesis. Water-soluble antioxidant. FDA Daily Value: 90mg.
1–30 of 4,069 foods
What Vitamin C Does
Vitamin C is required to synthesize collagen, supports immune function, acts as an antioxidant, and sharply improves the absorption of non-heme iron. Humans cannot make it, so it has to arrive daily from food.
Dried herbs again lead the raw ranking — thyme, basil, and sage all at 1,714.5mg per 100g, with fresh parsley at 1,640mg. These are seasoning quantities, and vitamin C degrades with storage besides.
The dependable sources are fresh: bell peppers, citrus, strawberries, kiwi, broccoli, and Brussels sprouts. Note that USDA carries vitamin C values for about 5,100 foods in this dataset, so coverage is thinner than for the macronutrients.
Daily intake reference (FDA Daily Value)
FDA Daily Value: 90mg per day. Smokers are generally advised to add roughly 35mg because oxidative turnover is higher. Intakes far above the DV are not stored — the excess is simply excreted.
Getting Enough Vitamin C
Heat and water are the enemies
Vitamin C is both heat-sensitive and water-soluble, so boiling is the worst case. Steaming, microwaving, quick stir-frying, or eating produce raw keeps far more of it intact.
Use it to unlock iron
Pairing a vitamin C source with plant iron in the same meal raises iron absorption several-fold. This is one of the best-evidenced food combinations there is.
Fresh beats stored
Vitamin C declines during storage and after cutting. Whole produce kept cool, cut shortly before eating, retains substantially more than pre-cut items held for days.
Frequently Asked Questions
Q. Which foods are the best everyday vitamin C sources?
A. Bell peppers (especially red), citrus fruit, strawberries, kiwi, broccoli, and Brussels sprouts. Among these, red bell pepper and broccoli deliver more per 100g than oranges do.
Q. Does vitamin C prevent colds?
A. Regular intake does not appear to prevent colds in the general population, though evidence suggests it may modestly shorten duration. It is better framed as a nutrient you should not be deficient in than as a treatment.
Q. Can you take too much vitamin C?
A. It is water-soluble and excess is excreted, but large supplemental doses can cause digestive upset and, in susceptible people, contribute to kidney stones. Food sources do not pose this problem.
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Data source: USDA FoodData Central (Public Domain) — fdc.nal.usda.gov