ah,ok.
I would take 2g a day, in two 1g doses.
Don't take it with the arginine as they both compete for the same enzyme for absorption. Space them out about 3 hours apart if you can for best results.
Don't expect too much either....
L-Lysine is great for cold sores though....and L-Arginine will increase the frequency and duration of cold sores.
Just another fyi