NOW Foods NAC with Selenium is a daily supplement that backs cellular antioxidant defences and helps shield cells under oxidative stress, while keeping liver function healthy. That standout ingredient is N-acetyl cysteine, which fuels glutathione synthesis to strengthen your body's primary antioxidant network. The NOW Foods brand is a trusted name in supplements, with GMP facilities and a commitment to kosher, non GMO and allergen free products. It means quality you can notice in everyday antioxidant support.

Benefits & Features:

• Supports antioxidant defences to help guard cells.
• This star ingredient is NAC, and it includes a detailed NAC benefits note that highlights how NAC supports immune resilience within a wider antioxidant strategy.
• Selenium boosts antioxidant enzyme activity, making it a selenium supplement that compliments NAC’s benefits for cellular protection.
• Kosher, non GMO and allergen free, produced in GMP certified facilities.
• Designed for daily use, it slots nicely into most supplement routines.

NOW Foods has carved a trusted reputation in supplements through strict testing and clear sourcing. This NAC with Selenium blend shows careful ingredient choice, a reliable nac supplement pick, with a USA made backdrop and globally sourced components. The capsule blends NAC with selenium and molybdenum to back nac benefits tied to antioxidant activity and enzymatic processes, while staying kosher, non GMO and allergen free. Everyday customers rely on NOW Foods for reliability, and this product mirrors that commitment to quality.

Selenium (elemental)(from 5mg L-Selenomethionine), N-Acetyl Cysteine (NAC)

• GTIN: 733739000866
• Manufacturer: NOW Foods
• Size: 250 Capsules
• Categories: Best SellersMinerals SupplementsNOW Foods SupplementsSelenium Supplements & VitaminsSubscribe & Save Products
• 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 1 capsule twice daily. Store in a cool, dry place after opening. Keep freshness packets in the bottle until it is empty. Keep the bottle tightly closed at all times between usage. For adults only. Consult a physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children. Do not eat freshness packets enclosed. Natural colour variation may occur in this product when exposed to air. Speckling in the capsule may occur but does not affect product quality.

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 Primary Ingredient Is indeed N-acetyl cysteine (NAC)

N-acetyl cysteine is a stabilised derivative of the amino acid cysteine that supports antioxidant defences by facilitating glutathione production. This form is recognised for its role in maintaining cellular antioxidant capacity.

This formula also includes selenium and molybdenum, which assist with enzymatic activities and enhance antioxidant effects. N-acetyl cysteine is the main ingredient, and the product supports overall antioxidant function alongside these minerals.

What Does N-acetyl cysteine Do?

N-acetyl cysteine participates in glutathione production, a key antioxidant for protecting cells from oxidative stress. It supports normal cellular defence systems and contributes to maintaining healthy metabolic function in line with EFSA-style expectations. [What’s more] Se relevance includes selenium’s role in antioxidant enzyme activity, [which] complementing NAC’s influence on cellular antioxidant capacity.

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

NOW Foods is a enduring name in the nutritional supplement scene, aligning with Welzo's commitment to trusted, well established partners. The brand is recognised for rigorous quality controls, operating in GMP certified facilities with a reputation for openness and safety that our experts value highly. Their transparent sourcing approach and US manufacturing base underpin a reliable supply chain, while their commitment to external testing reinforces confidence in product integrity. This emphasis on quality and consistency helped NOW Foods stand out in our assessment against rivals. Our medical team regards NOW Foods as a capable partner whose heritage in reliably delivering pure, well manufactured supplements backs Welzo’s standards, which we convey through our team of medical experts. For product reliability and safety, we lean on our thorough testing protocols, and this collaboration rests on those solid criteria. This makes NOW Foods NAC with Selenium a natural fit for Welzo’s quality driven portfolio.