After quitting smoking, are there vitamins to aid in lung repair?

Congratulations!! Now that you have taken your first steps on the road to a healthier life, your lungs will naturally heal themselves. The best ways you can help them to do this are to continue to not smoke, to eat a good and balanced diet, to sleep well, and to begin an exercise program. The more you do for your overall health, the better able to heal your lungs will be. There are no magic pills.
Vit C. Increase vitamin c intake. Natural fruits that have high vitamin c are orange juice, kiwis and many others.