Namely, a bunch of Pure Protein RTDs for $0.84 each ($0.67 each with the Gold Card). I recommend the Banana Cream ones.
Xenadrine RFA-X for $12.74 ($10.19 with Gold Card).
And, my personal favorite (haven't had a deal like this since 2005).....
6.7-lb jug of Cell-Tech (Grape) for $16.99 ($13.59 with Gold Card).