Priced per 500 mg

Vitamin C price comparison

As of Nov 7, 2026, the cheapest vitamin C on our list is PureBulk Ascorbic Acid (Vitamin C) Powder at $0.013 per 500 mg, 80% less per 500 mg than Nature Made.

What is it?
An essential vitamin and antioxidant your body needs to make collagen.
Why do people take it?
People take it for immune support and skin.
What does the research say?
Moderate evidence. It prevents deficiency. Taken every day, it may shorten colds slightly, but it does not prevent them for most people.

General information, not medical advice. Check with a doctor or pharmacist if you are pregnant, take medication or have a health condition.

7 prices from 7 stores, checked Nov 7, 10:01 AM ET

How we price it

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Cheapest vitamin c vs Nature Made

Popular brand

Nature Made Vitamin C 500 mg Tablets

$0.065 per 500 mg

$32.39 a container

Best for other needs

7 productsPrices checked Nov 7, 10:01 AM ETStore price at checkout is final

Costs less than Nature Made

Also on this list

A row goes up only when the store states the vitamin C per serving and the weight or count, in its text or its supplement facts image. Only plain ascorbic acid: blends with rose hips, bioflavonoids or zinc, buffered forms, gummies and flavored drink mixes are left off. Affiliate links, when we have them, don't change the price.

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Cheaper alternatives

Vitamin C prices: questions

What is the cheapest vitamin C right now?
As of Nov 7, 2026, the cheapest vitamin C on our list is PureBulk Ascorbic Acid (Vitamin C) Powder at $0.013 per 500 mg, 80% less per 500 mg than Nature Made. Prices on the list run from $0.013 to $0.071 per 500 mg.
What is the cheapest third-party tested vitamin C?
None of the vitamin C products on our list today is listed in a testing program's database that we check (NSF, USP, Informed Sport, Informed Choice or IFOS). We mark a product as tested only after finding it in that database.
How much does vitamin C cost per 500 mg?
The median price on our list is $0.017 per 500 mg, across 7 prices from 7 stores. Nature Made, a brand people already buy, costs $0.065 per 500 mg.
How do you compare vitamin C prices?
Prices shown per 500 mg of vitamin C, whatever the strength of each tablet or scoop. That is a unit for comparing prices, not a recommendation of what to take. We divide each store price by the amount in the container, so a big tub and a small bottle compare fairly.
How often are prices checked?
Once a day, from each store's own page. The last check was Nov 7, 10:01 AM ET. We don't sell the products, and affiliate links never change the order.
Every vitamin C product we price (7)