Transparent Labs 100% Grass-Fed Whey Isolate and Optimum Nutrition Gold Standard 100% Whey both offer high-quality protein, but with distinct benefits. Transparent Labs stands out with 28g of protein per serving, zero carbs, and minimal fat, sourced from grass-fed cows, making it a premium, eco-friendly choice. Optimum Nutrition provides a versatile blend of whey isolates, concentrates, and peptides, along with digestive enzymes for better absorption and a wide variety of flavors.
Transparent Labs 100% Grass-Fed Whey Isolate is our winner due to its higher protein content per serving and superior nutritional profile. Its commitment to clean ingredients, absence of carbs, and eco-friendly sourcing make it the preferred choice for those seeking a high-quality, pure protein supplement that aligns with health and environmental values.