Yep I have the same problem and agree with PimpSmoke, a lot of sauce including pizza have preservatives in them that upset my stomach and act as caffeine and keep me up.
8 to 10 beers I got no problem with!!!!
Weber Spirit E-310 Gasser
1 - Big Green Egg - Large
2 - 22.5 Weber Kettles
2 - 18.5 Weber Kettle
Magma Newport - Gasser (on the Boat)
1 - Terracotta PIG
1 Masterbuilt Modified Smokehouse
2 - Super FAST, Super ACCURATE Green Thermapen1 splashproof)