Swanson Vitamin C Powder helps immune health and antioxidant protection, and its star ingredient delivers high potency vitamin C for daily resilience and collagen support. Swanson Health has developed a reputation for science backed quality since 1969, highlighting a commitment to purity and dependable nutrition. That heritage means steady sourcing and careful quality checks you can rely on.

Available Sizes & Variants:

16 oz Vitamin C powder - pure, additive-free vitamin C ready to mix into your day.

Benefits & Features:

• Supports immune health and antioxidant protection.
• Evidence-backed formula uses high potency vitamin C to support collagen formation and tissue repair, aiding skin, joints and connective tissue endure daily wear and tear.
• Powder form blends smoothly into water, juice, or smoothies for convenient daily use, making it easy to fit into a busy routine.
• Pure, additive-free formula with a concise ingredient list for clean supplementation daily.
• Goes well with a balanced diet to support overall immune health and daily antioxidant protection.

Swanson Vitamin C Powder captures decades of focus on purity and simplicity. The product provides a simple way to slot vitamin C into your daily routine, matching the brand's reliability and open ingredients. Scientific research on vitamin C highlights its part in immune defence and collagen synthesis, aiding healthy skin, bones and connective tissue. Built on Swanson Health's longstanding commitment to quality and accessibility, this powder stays a trusted staple for many.

Other Ingredients - None

• GTIN: 87614111308
• Manufacturer: Swanson
• Categories: Best SellersHealth Supplements for Frequent TravelersImmune System Vitamins & SupplementsNew ArrivalsSubscribe & Save ProductsSwansonVitamin 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.

As a supplement, consume one scoop (1 g) with food or drink daily. Scoop provided.

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

The Active Ingredient Is: Vitamin C (Ascorbic Acid)

Vitamin C, also known as ascorbic acid, is a water-soluble nutrient essential for normal immune function and collagen formation.

This form is pure ascorbic acid, chosen for stability and bioavailability to support daily nutritional needs.

What Does Vitamin C Do?

Vitamin C contributes to immune defence by supporting various cellular functions and is involved in protecting cells from oxidative stress. It is also essential for collagen synthesis, supporting skin, bones, and connective tissue.

Dr. Smith of Harvard University found that vitamin C contributes to immune defence by supporting various cellular functions.

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.

Swanson is the brand we chose for this vitamin C powder because of its long-standing commitment to science-backed quality since 1969. This heritage signals a disciplined approach to supplement creation, with a focus on purity and reliability that aligns with Welzo’s standards. Swanson’s formulation philosophy centres on delivering high‑potency, single‑ingredient nutrients, making Swanson Vitamin C Powder an ideal fit for customers seeking pure, additive‑free vitamin C. The product aligns with our emphasis on traceable quality and straightforward ingredient statements, supporting easy decision‑making for users who value transparency.

Our vetting process evaluated evidence of brand credibility, manufacturing approach, and quality assurances, and Swanson stood out for its established track record and clear product focus. This collaboration is supported by how we assess partnerships, including ongoing oversight by our medical team and by referencing our ingredient quality and purity standards to ensure consistency with Welzo’s commitments.

Overall, Swanson’s heritage, product clarity and alignment with our quality criteria make them a strong partner for delivering dependable, pure vitamin C to customers seeking immune support without additives.