Is it normal to use the bathroom right after eating?
Yep.Totally normal
Yes, needing to poop soon after eating is common. Eating can prompt your colon to move stool that was already there, so it doesn’t mean the food you just ate passed straight through you.
If you mean a bowel movement, that quick urge is often the gastrocolic reflex: eating signals your colon to get moving. It can happen after any meal, and some people notice it more strongly than others.
If it’s a comfortable, usual pattern for you, it’s generally nothing to worry about. If you’re regularly having diarrhea, severe urgency, pain, or a sudden change in your bowel habits, it’s worth checking in with a healthcare professional.