PRP for Acne Scars: Does It Work?

PRP Therapy  ·  By the Regenerative Treatment Guide Editorial Team  ·  Medical review by our Medical Advisory Board (forming)  ·  Updated June 11, 2026  ·  6 min read

Acne scars can linger long after the breakouts stop, and PRP — platelet-rich plasma — is one of the treatments increasingly offered for them. Here's the honest framing up front: PRP for acne scars is almost always used with microneedling, the evidence is limited, and realistic results mean softening the appearance of scars, not erasing them. This guide explains how the treatment works, what the research supports, who tends to benefit, and how to evaluate a provider.

How PRP is used for acne scars

For scarring, PRP is rarely used on its own. The usual approach pairs it with microneedling: a device creates controlled micro-injuries in the skin, which prompts a natural remodeling response, and the platelet-rich plasma — concentrated from your own blood — is applied to support that process. Some providers combine PRP with laser resurfacing instead. The treated skin is encouraged to lay down new collagen over a series of sessions. For the basics of how PRP is made, see our overview of PRP therapy and our broader guide to PRP for skin and facial rejuvenation.

What the evidence shows

Some studies of microneedling-with-PRP report improvements in the appearance of atrophic (depressed) acne scars, which is why the combination is offered. But the evidence is limited and variable, and importantly, improvement is typically partial: scars often look softer or shallower, not gone. Deeper or more complex scarring may respond less. Anyone promising complete scar removal from PRP is overstating what the science supports. You can review the literature on PubMed.

Which scars tend to respond

Microneedling-with-PRP generally targets atrophic scars — the depressed "rolling" or "boxcar" types left by acne. Raised scars (keloid or hypertrophic) are managed differently and are not the target of this approach. Because scar type and depth drive what's realistic, a dermatologist's assessment first is the sensible step — they can tell you whether PRP-with-microneedling, a laser, or another option fits your skin.

PRP vs. other acne-scar treatments

vs. microneedling alone

Microneedling by itself can improve atrophic scars; adding PRP is intended to enhance the remodeling, though whether it meaningfully outperforms microneedling alone is still debated.

vs. laser resurfacing

Lasers are a well-established option for acne scarring and may produce more pronounced results for some scar types, with a different recovery profile. Some providers combine lasers with PRP. A dermatologist can compare these for your scars.

Safety and what to expect afterward

Because PRP uses your own blood, allergic reaction is unlikely, and microneedling-with-PRP is generally low-risk with a qualified, licensed provider. Expect temporary redness, swelling, and pinpoint bleeding for a few days. The key risk is infection if blood or equipment isn't handled properly — so confirm the provider is licensed and uses sterile technique.

How many sessions, and what does it cost?

A series of sessions, spaced several weeks apart, is usually recommended, since collagen remodeling is gradual. It's a cosmetic treatment paid out of pocket. As a general reference, sessions commonly range from roughly $500 to $1,500 each, so the full course adds up. See our guide to PRP therapy cost for the bigger picture.

Questions to ask a provider

• Has a dermatologist assessed my scar type, and is PRP-with-microneedling appropriate?
• What realistic improvement should I expect — and over how many sessions?
• How do you handle the blood and keep equipment sterile?
• How does this compare to laser or microneedling alone for my scars?
• What is the total cost for the full course?

Frequently asked questions

Related reading

• PRP for Skin: Facial Rejuvenation & the "Vampire Facial"
• What Is PRP Therapy? Uses, Evidence & What to Expect
• How Much Does PRP Therapy Cost?