Will I lose the fat transferred to my lower eyelid if I lose weight?

Swelling after a BBL is normal and this may make the area feel firm. However, fat necrosis can also be very firm and no one here can be sure what is going on without an exam. You should see your plastic surgeon for an examination and to be sure. 

Your problem is amenable to fat grafting, given the depth of the defect you may require more than one procedure so consider fat banking. This allows the surgeon to store extra fat in a tissue bank and inject any residual depressed areas at a later date without more liposuction fat harvest. The...

While flushing is a common side-effect of niacin (which can be minimized with the extended-release preparations), I am not aware of any data showing that niacin or other vitamins are bad for fat grafting patients.  So you can take niacin if you wish.The main issue we worry about is too much...

After liposuction a compression garment is recommended for six weeks.  This helps control swelling and fluid collection. It is going to be tough to return to work after two weeks.  It will not be very lucrative dancing in a garment.

Ice packs immediately to the area grafted can lead to freezing of the grafts and eventual loss.  3-6 months after the surgery the grafts are healed and ice packs to the area do not have a negative affect on them.Earl Stephenson, Jr, MD,DDS, FACS

Fat grafting CAN be permanent. It is important that a plastic surgeon not over-correct. Achieving survival of grafted fat requires appropriate instrumentation, meticulous surgical technique, and a willingness on the part of the surgeon to put a significant amount of time and effort into...