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Vitamin C: price per 1 g

We count the amount of vitamin C (ascorbate equivalent) per serving as stated on the label.

Vitamin C — Standard (ascorbic acid and ascorbates)

Prices last checked: . Ranked purely by price per 1 g — a comparison unit, not a recommendation. We may earn commission from these links; it never affects the order.

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Nothing from UK-based sellers here yet. Tick the boxes under “Show” to include combination products or sellers shipping from abroad.

Questions

What does “per 1 g” mean?

It is the unit we use to put every product on the same scale: the price of 1 g of vitamin C (ascorbate equivalent), whatever the pack size or serving size. It is a comparison unit, not a recommendation of how much to take. Use the “Your daily dose” box to see costs at the amount you actually take.

Why are the vitamin c forms in separate tables?

We only rank products against others of the same form, because someone buying one form would not usually see another as a like-for-like substitute on price. Forms we compare separately: Standard (ascorbic acid and ascorbates); Liposomal.

Why are some products “unverified”?

If a retailer’s listing does not let us confirm the amount per serving, the pack size or the form, we do not guess. The product is shown separately with the reason, and never appears in the ranked table.

How up to date are the prices?

Prices on this page were last checked on 17 September 2026. Every table shows the date its prices were checked. Always confirm the price on the retailer’s site before buying.

Do retailers pay to appear higher?

No. We may earn a commission if you buy through our links, but the order is set only by price per dose. No retailer or brand can pay for position.

Also known as: vitamin c, vit c, ascorbic acid, sodium ascorbate, calcium ascorbate, ester-c, liposomal vitamin c.