Amazon has the 10lb Optimum Nutrition Gold Standard Whey Protein Powder (Extreme Milk Chocolate) for $122 - 25% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $86 with free shipping.

Also available in Vanilla Ice Cream for $88, and in Double Rich Chocolate or Delicious Strawberry for $91, after S&S.