How much filler is required for just the vermillion border of the lips?

One would have to see your baseline to really determine how best to proceed.  It's not just that there's more fullness on the left side, but also a greater curvature where the white lip meets the red.  This upturn gives the appearance of a shortened "white" lip which magnifies the...

Chrissfirst of all, you must understand that everybody has some asymmetry in their face. Goldie Hawn has a grossly crooked but adorable smile, didn't hurt her career! If it bothers you, a combination of fillers and possibly micro-liposuction of the jawline may help. Seek out a board certified...

Most people have facial assymetry.  Treatment depends on the underlying cause for the assymetry.  If your lip is crooked at rest than it might be the soft tissue or the underlying facial skeleton.  If it is assymetric with movement, it could be the muscle.Some treatments include...

I typically dont have patients remove the piercing but am very specific on how to inject and where to inject so not to disturb the area around the piercing. Sometimes I put patients on antibiotic for a few days just preventatively.  Best, Dr. Emer.

I am sorry, but your photo did not appear. In either case, physical exam is needed, but I am certain that fillers would be helpful with your situation. Seek out a board certified plastic surgeon.

It's hard to tell the true relationship of your philtrum to your overall facial proportions from the photo alone.  One thing to think about may be to plump the upper lip a bit and see if that improves your overall lip and facial balance.  Hope this is helpful.