This link gives a good look at the exercise regimen of Bruce lee. It also provides a look at what he and even gives a protein shake recipe.

This link provides information on the lifestyle Bruce Lee led. Included here are exercises he performed, his views on stretching, asian food are all included. An added plus at the bottom is a recipe for a protein shake. Take note this is not his recipe but a lot of the ingredients he typically used are included in this shake.