Unless you use Grecian Formula right before you go in like I did and say you are 49. It worked.
The Army knows my birth date, so that might not work. :), although if I had touched up the little gray I have, it probably would have. I get "dropping jaws", when I tell folks I'll be 60 at my next birthday (which is only 8 days away. :(.
But I prefer the shot anyway. I didn't even have a sore arm afterwords, although my did, to the point that she took some ibuprofen, at least twice, the second time in the middle of the night.