Vitamin World offers the CytoSport Muscle Milk 2.47-lb. High Protein Shake Mix in Chocolate, Vanilla Creme, Cookies & Cream, or Strawberry Banana for $24.99. An in-cart discount plus coupon code "VEXTBDY" knock it to $14.99. With free shipping, that's the lowest total price we could find for this quantity by $10.