

"Very quick delivery. Used 3 times, each order arrived the next day before 12:00. Product quality is exactly as described."
"Reliable & original products, with fast next day delivery. Have been using Welzo for over a year now."
"Welzo is great, lots of support from customer service who are easy to get a hold of and quick delivery."
Zinc plus Selenium - 30 Capsules- Dr. Mercola
Zinc plus Selenium helps back up immune function and brain health, delivering antioxidant defence through zinc bisglycinate chelate and selenium yeast, built on Dr Mercola’s long-standing commitment to quality.
Purchase options
Subscribe & save
Save 5%Fast delivery · Cancel anytime
- Easy Pause or Cancel
- Best Price Guarantee
- 60-Day Returns
- Priority Support
One-time purchase
Standard price, no subscription
Quantity
100% Money back guarantee, no questions asked
Secure Transaction
Zinc plus Selenium helps back up immune function and brain health, delivering antioxidant defence through zinc bisglycinate chelate and selenium yeast, built on Dr Mercola’s long-standing commitment to quality. Zinc plays a key role in immune function, and selenium supports antioxidant defences. The copper included helps prevent deficiency during zinc supplementation, and the brand's NSF-certified, gluten-free, GMO-free standards underline its quality.
Available Sizes & Variants:
30 capsules zinc plus selenium - convenient daily dose for ongoing support.
Benefits & Features:
- Supports immune system booster function for everyday resilience.
- Key active ingredients include 15 mg zinc from zinc bisglycinate chelate and 200 mcg selenium from selenium yeast, with chelated forms designed for better absorption and steady daily support.
- Copper is included to prevent deficiency during zinc supplement use.
- NSF certified for contents ensures quality and peace of mind.
- Dietary supplement engineered for daily use, fitting easily into most wellness routines.
Dr Mercola has built a trusted natural health presence since 1997, specialising in physician formulated, premium quality supplements. This zinc plus selenium formula uses chelated zinc and fermented yeast-derived selenium for better absorption, with copper bisglycinate chelate to help balance minerals. NSF certified for contents gives you independent assurance of purity, and the gluten-free, GMO-free, soy-free recipe reflects the brand’s commitment to transparent, high standards manufacturing.
United Kingdom & Rest of the World Shipping Details:
Same day dispatch for orders placed by 2pm (Orders after 2pm dispatched 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 14 days in the same original and unopened packaging. Subject to T&C's.
Welzo is a UK-based health platform. Orders ship from the UK.
Please consult the product packaging for accurate instructions on how to use the product.
| Amount Per Serving | % Daily Value | |
| Zinc (from Zinc Bisglycinate Chelate) | 15 mg | 136% |
| Selenium (from Selenium Yeast [Saccharomyces cerevisiae]) | 200 mcg | 364% |
| Copper (from Copper Bisglycinate Chelate) | 0.25 mg | 28% |
The Active Ingredient Is: Zinc (Glycinate Chelate)
Zinc is a (swapped) key trace mineral involved in normal immune function, cognitive health and antioxidant defences. In this formula, zinc is supplied as zinc bisglycinate chelate, a chelated form thought to offer better absorption from a bioavailable source.
What Does Zinc (Glycinate Chelate) Do?
Zinc supports normal immune function and normal cognitive performance, while also supporting antioxidant defences as part of daily physiological processes. The chelated form may help support uptake and utilisation in the body, matching routine health needs and everyday vitality.
This product is not intended to diagnose, treat, cure, or prevent any disease.
Dr. Mercola has long been a trusted name in natural health since 1997, bringing a long-standing reputation for doctor formulated products and premium quality standards. This brand stands out for its clear commitment to top-notch ingredients and professional-grade formulations born from demanding quality philosophies, making it a natural partner for Welzo.
The product line shows a strong quality framework, including NSF contents certification for health and safety and status as GMO-free, gluten-free and soy-free. The blend of zinc bisglycinate chelate and selenium yeast fits the brand’s focus on bioavailability and purity, with copper included to help balance minerals during zinc supplementation. This product-specific capability complements Welzo’s emphasis on thorough testing and transparent provenance, validated by our rigorous testing protocols.
Our pick is guided by Welzo’s expert team and evaluation process, ensuring a trustworthy partnership with a supplier renowned for quality, credibility and ongoing commitment to safety. For more on our clinical review, see our panel of medical experts.
Part of the Welzo System™
Test, supplement, enhance, and move, all in one place.
Frequently Asked Questions
Everything you need to know about this product.





