With some Economy Fares the maximum combined Linear Length of any two pieces of checked baggage is 273cm/107in but no one piece may exceed a Linear Length of 158cm/62in - in which case the other piece may not exceed a Linear Length of 115cm/45in.
So for a 30 gram serving of protein it would cost about $1 per day. From these two samples of protein powder I found that an acceptable price range for 30 grams of protein from protein powder is between $1 and $1.50 (assuming close to equivalent protein powder quality).
According to the Bridal Association of America, as of 2009, the average cost for a wedding caterer is $12,790 for 150 guests, which includes food, drinks, cake and service. That cost works out to about $85 per guest.