Can You Fill a Facial Scar with Juvederm?

I would have to see you in person to determine the most suitable course of treatment, however I have treated patients with depressed scars with filler. Juvederm or other facial filler can fill out scar depressions, making the surface of your skin more even and smooth.

Yes, Juvederm usually works well for filling most depressed facial scars.  Juvederm may also stimulate new collagen over time and assist in permanent or long-term improvement.  

Yes, Juvederm works well to reinflated indented scars.  I believe it also helps to remodel collagen over time, so it can give good long lasting results.  Whether or not it would help your scar depends on the nature of the scar.  A good dermatologist with a lot of experience with fillers should be able to answer the question after seeing the scar.