L-Carnosine does a excellent job at reversing AGE. It takes a while to reach max. effectiveness, however there is good reduction within 24 hours of dosing.
As far as price it's a little on the higher side. 100 pills 500mg. is @ $40.00
I take 500mg 2x a day been doing it for about 3 years. Guess it's doing me good??? Haven't stopped them to see if I feel any difference.
Here's a link to a study on them! PDF File
http://www.pdiconnect.com/content/27/1/86.full.pdf