Swanson Ultra SelenoExcell Selenium is a reliable selenium supplement that helps antioxidant defence, immune health, and thyroid function, because of the bioavailable SelenoExcell yeast. Swanson Health Products makes under good manufacturing practice standards and uses non-GMO, traceable SelenoExcell selenium to keep quality steady. A daily capsule helps keep essential selenium for cellular health.

Available Sizes & Variants:

60 capsules selenium supplement – Daily use in an easy-to-swallow capsule.

Benefits & Features:

• Delivers the star ingredient SelenoExcell selenium yeast with high bioavailability, supporting antioxidant enzyme activity and overall wellbeing.
• Daily dosing slots easily into routines, making consistency simple enough.
• Selenium from SelenoExcell yeast is designed for higher absorption, helping blood selenium levels rise and stay in a healthy range over time.
• Non-GMO status reassures you that the formula contains straightforward ingredients.
• Delivers the star ingredient SelenoExcell selenium yeast with high bioavailability and traceable sourcing, helping maintain selenium status that supports antioxidant enzyme activity and overall wellbeing.

Swanson Health Products has built a solid reputation for quality, using the trusted SelenoExcell selenium yeast in a simple, reliable capsule. The brand emphasises GMP manufacturing and Non-GMO labeling to ensure purity and consistency. SelenoExcell selenium yeast is noted for organic binding and strong absorption, making it a practical choice for daily antioxidant support and immune system booster health.

Other Ingredients - Rice flour, gelatin, magnesium stearate.

• GTIN: 87614020860
• Manufacturer: Swanson
• Categories: Best SellersMinerals SupplementsNew ArrivalsSelenium Supplements & VitaminsSubscribe & Save ProductsSwanson
• 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 with water as a dietary supplement.

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

The Active Ingredient Is: Selenium

Selenium is a trace mineral essential for normal physiological functions and is provided here as a bioavailable SelenoExcell selenium yeast. The form is bound organically in yeast to support body selenium status and antioxidant capacity.

This sourcing offers a high-potency, naturally bound form designed for consistent quality and bioavailability.

What Does Selenium Do?

Selenium plays a role in antioxidant enzymes that help protect cells from oxidative stress and contributes to immune and thyroid health, in line with typical EU/UK nutrient function understandings.

Dr. Burk of the University of Nebraska found that SelenoExcell increases blood selenium levels and glutathione peroxidase activity, supporting antioxidant protection and systemic function.

*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 SelenoExcell Selenium is Welzo Selected because Swanson Health Products operates with a proven production philosophy centred on quality, traceability and consistency. This brand is recognised for its SelenoExcell selenium yeast, a branded form noted for its organic binding and high biological potency, delivering reliable absorption and effect. Swanson’s commitment to Good Manufacturing Practice ensures safety and standardisation across their supplements, while the Non-GMO designation reinforces their sourcing philosophy. This combination gives us confidence in product integrity and long‑term supply stability.

The brand’s credibility is reinforced by its long-standing standing in the supplement industry and its specialised approach to selenium, with SelenoExcell described as a standardised, traceable ingredient. Clinically studied evidence cited in the research highlights antioxidant activity and immune support, which aligns with our expectations for this supplement category. This brand stands out through its ingredient transparency and rigorous internal controls, supported by our team of medical experts and our quality certification process. our team of medical experts rely on Swanson’s clear formulation and our quality certification process to maintain safety and reliability.