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Vitamin Vitality

Vitamin

Vitamin C

Vitamin C is a recognised nutrient with a European Nutrient Reference Value, which means its content must be declared per portion on the label and expressed as a percentage of that reference intake.

Approved claims for Vitamin C

These statements are shown in the exact wording approved for Vitamin C under EU and GB nutrition and health claims registers.

  • Vitamin C contributes to the reduction of tiredness and fatigue.
  • Vitamin C contributes to the normal function of the immune system.
  • Vitamin C increases iron absorption.
  • Vitamin C contributes to normal collagen formation for the normal function of skin.

Claim wording last reviewed 2026-08-25.

Forms

Forms and what appears on a label

Different chemical forms of Vitamin C carry different amounts of the nutrient itself. Our labels declare the elemental or active amount per portion, not the weight of the compound, so the figure can be compared honestly with other products.

Sourcing

Where it comes from

Citrus fruits, peppers, strawberries and broccoli.

In our formulas

Dose and how we use it

Featured in Glycaemic Vitality for its protective properties.

Split doses throughout the day can improve overall absorption levels.

Exact amounts per daily portion are declared on every product label and on each product page.

Evidence

What research has — and has not — established

Nutrient function is established through the EU and GB authorised claim registers rather than through individual studies. Only the wording those registers permit appears on this page.

Safety

Cautions and interactions

Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle. Do not exceed the recommended daily portion. If you are pregnant, breastfeeding, taking medication or under medical care, seek professional advice before use.

Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle. Do not exceed the recommended daily portion. Keep out of reach of young children.

Featured in

Formulated with Vitamin C

Deep dive

From the Journal

Vitamin C: Roles in the Body, Food Sources and Supplement Evidence

Vitamin C has several authorised functions, from collagen formation to immune function and iron absorption. This guide sets out UK intakes, the best food sources, what supplement trials show, and how much is too much.

Read article

Vitamin C: Benefits, Dosage, and Essential Health Facts

Discover the science-backed health benefits of vitamin C, from immune defence to skin support, alongside safe dosage guidance.

Read article

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