
Your donor area is a finite resource. Once those follicles are extracted, they don't grow back. This is why donor area management is arguably the most critical aspect of any hair transplant procedure – and why over-harvesting is one of the most devastating mistakes a clinic can make.
The donor area – typically the back and sides of your head – contains a limited number of permanent hair follicles. Most people have between 6,000-8,000 extractable grafts over their lifetime.
Over-harvesting occurs when too many grafts are extracted from the donor area, leading to:
A good surgeon will prioritize your long-term results over maximizing graft count in a single session.