Vitamin C Powder, 100% Pure is a vitamin C powder that supports immune health and helps protect cells from oxidative stress. This header stays clear and simple, and we keep the idea that this is a straightforward supplement that you can trust daily. It dissolves easily in drinks thanks to ascorbic acid as the sole ingredient. This keeps the vibe of Swanson as a pure, simple option you can rely on, without surprises. This is Swanson's long standing commitment to pure, straightforward supplements, a claim supported by research from Dr. Hemilä of the University of Helsinki.

Available Sizes & Variants:

454 grams jar - flavourless vitamin C powder for easy daily mixing.

Benefits & Features:

• Supports immune health with a daily 1 g intake.
• Flavorless powder blends easily into drinks or smoothies for convenient use.
• Ascorbic acid is the key active ingredient, supporting antioxidant protection and collagen synthesis to help maintain skin health and wound healing during daily activities.
• Daily use aligns with vitamin C guidelines that support immune defense and resilience, especially during busy or stressful periods.
• Trusted by health conscious customers seeking pure additive free options, Swanson Vitamin C Powder offers straightforward single ingredient purity and steady supply to help you maintain daily Vitamin C intake.

Swanson has built a long standing reputation for pure, simple supplements. This powder stays true to that ethos with a single ingredient formula, pure ascorbic acid that is vegan friendly and easy to mix. Flavourless and straightforward, it slots into daily routines in drinks or smoothies, and can be integrated with skin care products as part of a balanced lifestyle. It can be whisked into smoothies or protein powder for muscle gain.

Vitamin C (as Ascorbic Acid), Vitamin C (as Ascorbic Acid)

• GTIN: 87614111308
• Manufacturer: Swanson
• Categories: Back to School Supplements & EssentialsHealth Supplements for Frequent TravelersImmune System Vitamins & SupplementsSwansonVitamin 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.

Mix one gram (approximately one teaspoon) of Swanson 100% Pure Vitamin C Powder into water, juice, or your favourite smoothie. It can be taken at any time of the day, with or without food. Store in a cool, dry place away from direct sunlight. Keep out of reach of children. Consult your healthcare provider before use if you are pregnant, nursing, taking medication, or have a medical condition.

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

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Active Ingredient Is: Vitamin C (Ascorbic Acid)

Vitamin C, also known as ascorbic acid, is a water-soluble nutrient that helps normal cellular work and antioxidant protection. This variant is 100% ascorbic acid and comes as a simple, single-ingredient powder meant for quick measuring and dissolving.

This variant is 100% ascorbic acid and comes as a simple, single-ingredient powder meant for quick measuring and dissolving.

What Does Vitamin C Do?

Vitamin C helps support immune function and shields cells from oxidative stress, with a clear role in collagen formation for healthy skin and connective tissue in line with NHS and EFSA descriptions.

Dr. Hemilä from the University of Helsinki found that taking around 1000 mg daily can help support immune responses and antioxidant protection, contributing to normal bodily functioning.

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

How Swanson Vitamin C Powder, 100% Pure remains Welzo chosen. Swanson stands out for its long-standing commitment to easy, clean formulations, emphasising clarity and straightforward ingredients that customers trust. The brand's history as a trusted name in supplements backs our choice to team up with them for purity and reliability in vitamin C products.

Swanson’s approach centers on a single-ingredient profile with ascorbic acid as the sole ingredient, which aligns with Welzo’s emphasis on clarity and predictable sourcing. This alignment with purity and easy-to-use formats makes Swanson a solid fit for a large-dose, flavourless powder that customers can integrate into daily routines. Our evaluation also considered how the brand communicates quality and safety as part of its ongoing commitment to supplement integrity, reinforced by our expert team of doctors, nurses, and nutritionists in assessing compatibility with Welzo standards. our expert team of doctors, nurses, and nutritionists

For those prioritising quality assurance, Swanson’s reputation for consistent product integrity underpins our choice. This brand was evaluated by our expert team of doctors, nurses, and nutritionists for compliance with our quality certification process, ensuring the product suits the needs of UK customers seeking reliable vitamin C supplementation.