Bluebonnet Nutrition Whey Protein Isolate Powder, Whey from Grass Fed Cows, 26 Grams of Protein, No Sugar Added, Gluten Free, Soy Free, Kosher Dairy, 2.2 lbs, 32 Servings, Original Unflavored

Customers find this protein powder to be the best they've tried, made from grass-fed cows and containing no artificial ingredients or sweeteners. The powder mixes well in smoothies and is easy on the stomach, with one customer noting it doesn't cause gas or acne. They appreciate its mild vanilla flavor and consider it good value for money.