I’ve used the Gold Standard whey-protein powder for mixing into banana peanut-butter shakes and drinking by itself — it mixes well with just a spoon and water or milk, and doesn’t clump up.

Based on my findings, Optimum Nutrition’s Gold Standard Whey Protein is a solid option for most people, and it tastes good, too. The best protein powders can help you reach your fitness goals ...

The world's best-selling1 protein powder Gold Standard 100% Whey adds two breakfast-inspired flavors alongside the brand's new AMIN.O. ENERGY tropical-infused flavors "For over 35 years ...