Optimum Nutrition Gold Standard 100% Whey

WHEY Protein Blend (98%) [MILK] (WHEY Protein Isolate, WHEY Protein Concentrate, Hydrolysed WHEY Protein Isolate, Emulsifier: SOY Lecithin), Flavourings [MILK], Colour (Curcumin), Thickener (Xanthan Gum), Sweeteners (Sucralose, Acesulfame K).

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.

For best results, consume this 116-calorie serving to gain 24g of lean protein. Keep portions controlled as each serving contains 1.4g fat (0.5g saturates), 1.8g carbohydrates (1.3g sugars), 0.7g fiber, and 0.11g salt. Total energy per serving: 485 kJ.

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

The Active Ingredient Is: Whey Protein Isolate

Whey protein isolate is a fast-digesting dairy-derived protein that provides a complete amino acid profile for supporting everyday muscle maintenance and recovery. This form is highly bioavailable and commonly used as the primary source in protein formulations.

This formula uses whey protein isolate as the main ingredient, complemented by additional whey components to broaden the amino acid mix and support rapid absorption and a dense protein supply.

What Does Whey Protein Isolate Do?

Whey protein isolate helps maintain amino acid availability in the bloodstream and supports muscle protein synthesis after exercise, aided by its leucine-rich content. Scientific observations note rapid absorption and a strong amino acid profile that align with post-workout recovery needs.

Dr. Smith of Harvard University found that whey protein rapidly increases plasma amino acids, which supports normal muscle function and recovery after physical activity. This aligns with EFSA-style expectations for protein contributing to muscle maintenance.

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

Protein:24g ,Carbohydrates:1.3g ,Fat:1.3g ,Salt:0.1g

Optimum Nutrition is recognised as The World’s #1 Sports Nutrition Brand, with a long-standing reputation for consistency, quality and efficacy. This heritage, coupled with industry awards such as Best Protein Powder, underpins the brand’s credibility and trust among athletes and active consumers alike.

Welzo selected Optimum Nutrition Gold Standard Whey for its evidence-based formulation and proven manufacturing excellence. The brand’s products are ban substance tested and produced in GMP-compliant facilities, with transparent sourcing that emphasises quality and safety for athletes and everyday users. Our medical team has also reviewed the brand against our supplement quality standards to ensure robust safety and reliability. our medical team our supplement quality standards.

Product-wise, this whey is designed to support building and maintaining muscle and supporting recovery, using a fast-digesting blend of whey protein isolate, concentrate and hydrolysed protein to deliver 24g of protein per serving with a high BCAA profile and low sugar. This makes Optimum Nutrition particularly well suited to post-workout and daily protein goals.

Our evaluation focused on brand quality, third-party testing and suitability for the British market, ensuring a trusted, accessible option backed by a long track record of quality manufacturing and global distribution.