As the case stands, vaseline can exactly reduce puffy eyes, after all, there are many eye cream made of vaseline. Using the vaseline will do help for the puffy eyes, but it will not get rid of them. It can be melted into water, doing help for the body digestion system to make the skin smooth. It will also indirectly cause the blood circulation go on fastly which may release the symptom of puffy eyes. Just massage eyes for several minutes with vaseline around your eyes, and keep it as a habit, after a few weeks at most, you will see the changes. Meanwhile, you'd better change your bad habits to good, just like have healthy diets and arrange the time properly, adjusting rest time, entertainment time and sportl time. I'm sure things gonna be right soon.