How it was packaged prior to freezing. I have gotten 1 pound blocks of ground beef from my butcher, which are vacuum sealed before flash-freezing in shrink-wrap. I have pulled these from the freezer over a year later and found them to be perfectly fine.ow it was packaged prior to freezing. I have gotten 1 pound blocks of ground beef from my butcher, which are vacuum sealed before flash-freezing in shrink-wrap. I have pulled these from the freezer over a year later and found them to be perfectly fine.
Before Your Donation. 1  Maintain a healthy iron level in your diet by eating iron rich foods, such as red meat, fish, poultry, beans, spinach, iron-fortified cereals and raisins. 2  Get a good night's sleep. 3  Drink an extra 16 oz. of water or nonalcoholic fluids before the donation. 4  Eat a healthy meal before your donation.
Best Answer: There are tips that the American Red Cross gives for before, during and after a blood donation. It's located at: http://www.givelife2.org/donor/tips.asp While it says to wait at least 5 hours before any strenuous activities, I would definitely wait a little longer.