i have about 200 grams left and the only place i can get it wont have any for a week ,some guy i know told me substitute grape juice what do you think also i have to work out with someone tommorow that cant know about the slin so i cant bring it with me and i wont be able to get to it for atleast an hour after i work out what can i do, should i take it a few hours before, when i wake up, or dont worry about it. thanks bros