Doctor's Best Vitamin C with QC helps immune health and antioxidant defence, using Quali-C ascorbic acid for solid, high potency vitamin C everyday. This vitamin C supplement supports everyday wellness with a clear, high quality source.

Available Sizes & Variants:

120 veggie capsules – handy daily dose for plant-based folks seeking simple immune help.

Benefits & Features:

• Immune support is boosted by premium vitamin C.
• Delivers a bold dose of vitamin C using Quali-C sourced ascorbic acid from Scotland, backing immune defence and antioxidant protection while aiding connective tissue health.
• Rich in vitamin C supports immune function and antioxidant defences for daily resilience.
• Gentle vegan friendly capsules are easy to swallow and suitable for those avoiding gluten, dairy and soy.
• All capsules are vegetarian friendly, gluten free and soy free, ensuring easy daily use without dietary compromises.

Quali-C sourced vitamin C from Scotland is a premium origin, renowned for purity and traceability. Doctor's Best champions quality with GMP practices and vegan, gluten free, non-GMO certifications, giving you confidence in every capsule. This vitamin C form is prized for its high purity and transparent supply chain, backed by a well established reputation in ingredient sourcing. With a vegetarian capsule shell, the supplement suits plant based lifestyles and busy, health minded routines.

Other Ingredients - Modified cellulose (vegetarian capsule).
Free From - Gluten Free, Soy Free

• GTIN: 753950002579
• Manufacturer: Doctor's Best
• Categories: Best SellersDoctor’s Best Supplements & VitaminsHealth Supplements for Frequent TravelersImmune System Vitamins & SupplementsNew ArrivalsSubscribe & Save ProductsVitamin CVitamin C Skincare
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take one capsule daily, ideally on an empty stomach, or follow the advice of a knowledgeable physician.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Vitamin C (Ascorbic Acid)

Vitamin C, or ascorbic acid, is a water-soluble vitamin essential for normal immune function and connective tissue health.

This form is Quali-C ascorbic acid sourced from Scotland and presented in a vegetarian capsule, providing high-quality, reliable vitamin C with transparent sourcing.

What Does Vitamin C Do?

Vitamin C participates in antioxidant protection and supports immune system function, with additional involvement in collagen synthesis which contributes to healthy joints and tissues.

Dr. Hemilä of the University of Helsinki notes vitamin C supports immune function and antioxidant defences in adults, aligned with EFSA guidance on nutrient function and cardiovascular health considerations.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

Dietary supplements are not a replacement for a balanced diet. Do not take more than the recommended amount. Keep in a cool, dry area away from light and heat. Ensure they are out of children's reach and view.

Vitamin CQuali-C Ascorbic Acid: 500 mg

Doctor's Best aligns with Welzo's rigorous partner criteria through a sourcing approach focused on premium, traceable ingredients. The brand leverages Quali-C ascorbic acid sourced from Scotland, a reference origin noted for quality control and transparent supply chains. This commitment to high-purity inputs supports our emphasis on safety and consistency, reinforced by their adherence to current Good Manufacturing Practices. Doctor's Best also communicates broad certifications such as non-GMO, vegan, gluten-free and soy-free, which mirrors our requirement for clear, positive quality standards. Our evaluation team recognised the brand for its reliable manufacturing philosophy and dedication to robustness in quality verification. This is supported by ongoing third-party quality verification and traceability, reinforcing trust in every batch. This brand was evaluated by our expert team of doctors, nurses, and nutritionists for compliance with our supplement quality standards. Doctor's Best is particularly well-suited for this Vitamin C formulation given its robust sourcing and strict manufacturing framework.