Well, yes, allergies can lead to goopy eyes. Generally speaking, for many people, it is very easy to have eye allergies. And then, it will just cause some other eye problems. For example, red eyes, itchy eyes, puffy eyes, even eye floaters can occur because of eye allergies. Also, goopy eyes can be caused by it too. So you need to pay more attention to it. And just make sure your eyes from allergies. And that can be helpful for goopy eyes. By the way, goopy eyes can also accompany with red eyes, itchy eyes too. If your situation is serious, just go and see the eye doctor, and he can give some medical cares.