Help with gas !

Tristen • 21. Mother of 1. Baby boy made his arrival 10/28/15 😍😍😍
My 3 week old has had horrible gas he doesn't actually cry but he grunts and squeezes and whines in his sleep. Like he's really struggling I hate it 😔. What helps with gas I've tried Mommy's bliss gripe water and it's not helping. Me and him are both losing sleep.