Amazon.com lowers the price of 2lbs of Optimum Nutrition Whey Gold Standard Protein from $35.99 to $17.55. When you choose subscribe & save your price drops to $14.92 shipped, the best we could find by $4. This protein almost has a perfect 5-star rating from 661 reviews. It has 22 grams of protein per serving. Note that you'll have to cancel your subscription if you don't want additional shipments. Sales tax is only charged in KS, KY, ND, NY, and WA.