Rate my stack , is it enough and what should I add

[aexxu]

I take 2000mg of L- glutamine when I wake up and 3000mg of gaba before sleeping. Should I lower the dosage ? I heard I shouldn't take such a large dose of gaba all at once is that true?
Am currently 15

 

[jrdanmaxxing]

cope

 

[aexxu]

cope

Fully?