Hello! Does it look like your teeth are okay? The child has been restl…

Hello! Does it look like your teeth are okay? The child has been restless since yesterday. There's no fever, the belly is soft, and they poop well 2-3 times a day. What could it be? Maybe not being fed enough? We're only on Gv. My breast is soft, almost like there's nothing in it. But if you lightly press, milk flows.