Optimum Nutrition Gold Standard Isolate Protein Powder - 44 Servings

Hitting daily protein targets shouldn't mean compromising on macronutrient purity or struggling with slow-digesting shakes. Optimum Nutrition Gold Standard 100% Isolate delivers premium whey protein with minimal excess, helping you support muscle recovery and growth without unwanted fats or sugars. Utilizing advanced ultra-filtration and selective hydrolyzation, this formula provides a fast-absorbing protein source that mixes effortlessly, making it the perfect post-workout fuel.

Key benefits

• Ultra-Pure Protein: Provides 25g of 100% whey protein isolate per serving to support muscle building and repair.
• Rich Amino Profile: Supplies 5.5g of naturally occurring BCAAs to help kickstart muscle protein synthesis.
• Advanced Recovery Support: Delivers 4.3g of naturally occurring glutamine and glutamic acid, alongside 11.4g of essential amino acids.
• Lean Macronutrients: Contains 1g of carbohydrates and less than 1g of fat per serving, perfect for strict dietary tracking.
• Rapid Digestion: Features partially hydrolyzed whey isolate, broken down into smaller chains for easier, faster absorption.

Inside the formula

The formula starts with high-quality whey protein, which undergoes sophisticated filtration to remove excess fat, cholesterol, and sugar. A portion of this whey protein isolate is then hydrolyzed—broken down into smaller chains of amino acids—for easier digestion. Each serving yields over 80% pure protein, delivering essential aminos without unnecessary fillers, excess carbs, or heavy fats.

Who is it for?

This clean isolate is designed for athletes, bodybuilders, and fitness enthusiasts who demand precise macronutrient control. Whether you are leaning down, tracking daily macros, or looking for a fast-digesting post-workout shake that is gentle on the stomach, this formula delivers pure protein without excess calories.

Why choose it?

Optimum Nutrition is a trusted industry leader, and their Gold Standard Isolate maintains that high standard of quality. Every batch is banned-substance tested, ensuring clean, reliable support for your training. With 44 servings per container, it provides a consistent, delicious, and highly mixable solution to help you reach your physical and athletic goals.