Once a graft is extracted it loses its blood supply and stops receiving oxygen and nutrients. Plasma-Lyte is a storage solution designed to hold follicles in a stable, body-like environment during that window, so more of them survive to be implanted.
It matters most in large sessions, where thousands of grafts may be out of the body for several hours.
Important clinical note. A hair transplant is an invasive procedure and carries risks including infection, scarring and graft failure. Outcomes depend on individual biology and on the careful handling of live tissue. Storage solutions improve the technical environment but do not remove the inherent risks of surgery. You are encouraged to seek a second opinion from an appropriately qualified health practitioner. This page is general information, not medical advice.
What happens to a graft out of the body
The moment a follicular unit is removed it enters ischemia, meaning it has no blood supply. Cells begin to stress, and if the surrounding environment is wrong they can swell or undergo metabolic acidosis, causing damage before the graft is ever placed.
The storage solution is what stands between extraction and that damage, which is why the choice of solution is a genuine technical decision rather than a detail.
Why Plasma-Lyte rather than saline
Plasma-Lyte is an isotonic, buffered crystalloid solution formulated to resemble the body’s own extracellular fluid. Simple saline does not do the same job.
| Property | Simple saline | Plasma-Lyte |
|---|---|---|
| pH | Tends to be acidic | Buffered, holds a stable pH |
| Electrolytes | Sodium and chloride only | Includes potassium and magnesium as well |
| Cell membrane stability | Less support during storage | Closer to physiological conditions |
| Metabolic byproducts | Can accumulate | Buffering limits accumulation |
Why this affects you rather than just the clinic. Donor hair is finite. Every graft that fails to survive storage is one permanently subtracted from a supply that cannot be replaced, so survival rate during the out-of-body phase directly affects both this result and what is available for any future procedure.
What else affects graft survival
Storage solution is one variable among several that a practitioner controls during the procedure.
- Temperature of the storage solution
- How long grafts remain outside the body
- Mechanical handling during extraction and implantation
- Hydration of the recipient site
- Your own factors, including smoking, health conditions and aftercare
Once implanted, the grafts still need the first 10 to 14 days to anchor as the body produces fibrin and then collagen. Keeping the area moist and protected through that period is what preserves the work done in theatre.
Common questions
Is a storage solution something I should ask about?
It is a reasonable question, particularly for a large session. Any clinic should be able to explain what they store grafts in and why, alongside how long grafts are expected to be out of the body.
Does it guarantee the grafts survive?
No. It improves the conditions during storage, which is one factor among many. Handling, time out of the body, surgical technique, your health and your aftercare all contribute, and no procedure carries a guaranteed outcome.
Does it matter for a small session?
Less so, because grafts spend less time outside the body. The longer the session and the greater the number of grafts, the more the storage environment matters.
Can I do anything to improve graft survival?
Yes, on your side of it. Following aftercare precisely through the first fortnight, avoiding smoking, and managing any underlying health conditions all influence how well grafts take.
The short version
Between extraction and implantation, follicles have no blood supply. Plasma-Lyte holds them in a buffered, physiologically similar environment so fewer are damaged during that window, which matters because donor hair is finite and cannot be replaced.
Advanced Cosmetic Medicine is in Kent Town, minutes from the Adelaide CBD. Call (08) 8239 0431 or read about our hair transplant service.
About the author
Dr Rahma Targett (MED0001642145), Registered Medical Practitioner, General Registration. Dr Targett is a medical practitioner at Advanced Cosmetic Medicine and an Associate Member of the International Society of Hair Restoration Surgery. Medically reviewed and authored by Dr Rahma Targett.
