HAIR 101
PRP & Regenerative Treatments
Regenerative treatments have become an increasingly visible part of the hair-restoration conversation. PRP, growth-factor preparations and other biologically based approaches are often discussed as ways to support existing follicles and improve the environment surrounding hair growth.
These treatments are not interchangeable, and evidence, protocols and regulatory status vary considerably. Understanding what is actually being used—and what it can realistically accomplish—is essential when evaluating these options.
Platelet-Rich Plasma (PRP)
Platelet-rich plasma, or PRP, is prepared from a patient’s own blood. After the blood is processed, a concentrated portion containing platelets is injected into targeted areas of the scalp.
Platelets contain growth factors and signaling proteins involved in tissue repair and cellular communication. In hair restoration, PRP is commonly used with the goal of supporting weakened but still viable follicles and improving hair density or caliber in appropriately selected patients.
PRP is not a single standardized treatment. Preparation methods, platelet concentrations, injection techniques and treatment schedules can vary significantly between providers.
What Can PRP Realistically Do?
PRP is generally better viewed as a treatment for supporting existing hair rather than creating entirely new follicles. Outcomes vary, and not every type of hair loss is likely to respond in the same way.
Treatment is often performed as an initial series followed by maintenance sessions, although protocols differ. Because hair grows slowly, meaningful assessment generally requires time and comparison over several months.
Growth Factors & Other Regenerative Approaches
The term “regenerative” is used broadly in hair restoration and can refer to very different products and procedures. Depending on the practice, patients may encounter platelet-derived preparations, growth-factor products, extracellular signaling products or other biologically derived treatments.
These options should not automatically be considered equivalent to PRP—or to one another. Their composition, supporting evidence, regulatory status and intended use may differ substantially.
Exosomes & Emerging Therapies
Exosomes have generated significant interest in regenerative medicine because of their role in cell-to-cell signaling. They are also marketed by some practices for hair restoration.
However, patients should understand that enthusiasm for an emerging technology is not the same as established clinical evidence or regulatory approval for a particular use. Ask exactly what product is being proposed, what evidence supports it, and whether its use for hair loss is FDA-approved or being offered off-label or investigationally.
Where Regenerative Treatments Fit
Regenerative treatments are often best considered as one component of a broader hair-restoration strategy rather than a replacement for appropriate medical treatment or hair transplantation.
The value of any treatment depends on the underlying cause of hair loss, the condition of the follicles, the degree of miniaturization, previous treatments and the patient’s long-term goals.
Questions to Consider
What exactly is being injected or applied? Why is this treatment being recommended for your particular pattern of hair loss? What evidence supports it? How is the product prepared? How many treatments are being recommended? Will maintenance be necessary? What outcome would realistically be considered successful? Understanding these details makes it easier to compare treatment recommendations—and to distinguish a thoughtful regenerative strategy from an expensive treatment with unclear expectations. IMPORTANT: Griffin Hair Concierge provides education and consultation services and does not diagnose conditions, prescribe treatment or perform regenerative procedures. Treatment decisions should be made with an appropriately licensed medical provider.