They have expiration dates listed on the container.
__________________ Success is contagious! http://articles.latimes.com/2008/dec...nce/sci-happy5
Be the change you want to see in the world. - Gandhi
Push beyond what you think is possible.
Bodybuilding: The science of hacking the human body.
Focus - obstacles are those frightful things you see when you fail to focus on your goals.
When you aim for perfection, you discover it's a moving target. -George Fisher
It's only steroids, not magic! -Gringo | 
