You 're quite young. i wonder if it is possible to change so fast when you're older.
I think in there the author, Tim Ferriss aged 34(?), mentions how he went from 2xx to 6xx in a very short amount of time, mainly by changing his nutrition.
I like how the examine.com article sums it up:
> Although 'natural' (non-supplemental) methods of increasing testosterone are pretty weak and unlikely to build muscle mass, they tend to be related to pro-sexual effects (particularly libido) and exerting dominance
http://examine.com/faq/how-can-i-increase-testosterone-natur...