Hello At your age it should get proper erection and there should not be any problem if you were previously healthy Here I would like information to guide you better like Do you smoke or consume liquor any history of medication any history of metabolic disease like diabetes , liver or thyroid disorder This condition is known as erectile dysfunction which warrants detailed evaluation to find out the underlying cause. In my opinion you should take good balanced food with all essential nutrients Avoid stress and anxiety Avoid smoking and alcohol Thanks for your question and feel free to ask for more clarification wish you good health