Is there a way to track when you are experiencing these bouts? Maybe there is a connection to something in your life that you're avoiding without knowing it?
Also, did you add a general B complex vitamin? B12 is awesome for energy, but a b complex is known as the stress buster.
Rough start due to major carb WD.
MWF: 1 hour run/walk, 1.5 hours in the gym - upper/lower and core
Sat/Sun=Yard/house work, chasing kids, playing
Family walk every night instead of everyone vegging in front of the TV
Personal trainer to build muscle mass & to help meet goals