The Underground Railroad was neither underground nor a railroad. It got its name because its activities had to be carried out in secret, using darkness or disguise, and because railway terms were used by those involved with system to describe how it worked.
Hydrolyzed collagen is collagen that is derived from bovine bone and cartilage. Usually, the bone is crushed, ground, defatted, soaked in acid to remove the calcium, soaked again to break the collagen bonds and then dehydrated.
Hydrolysed whey protein is a type of protein that has been hydrolysed in order to make the peptides within its much smaller. The fact that the peptides are smaller than in ânormalâ protein supplements means that it is faster acting and will get to work on your muscles post workout.