Dermapen vs. Morpheus8 — How Microneedling and RF Microneedling Differ in Their Mechanism of Action on Hair Follicles2026.06.29

“So what is the difference between Dermapen and Morpheus8, really?” This is one of the most frequent questions we hear from patients considering hair loss treatment or scalp regeneration.

While both devices use ultra-fine needles, their mechanisms of action are fundamentally different.

In particular, Morpheus8 is an RF microneedling device that emits RF (radiofrequency) energy from the tip of each needle, and it should be understood as a different category of treatment from Dermapen, which ends at purely physical needle insertion.

In this column, we will carefully organize the structural and physiological differences between Dermapen and Morpheus8, and explain from a medical perspective what each device actually does to the scalp and hair follicles.

Dermapen and Morpheus8 — needles are the only thing they share

Both Dermapen and Morpheus8 work by inserting multiple ultra-fine needles into the skin to create microscopic wounds, which in turn elicit a regenerative response through the wound-healing cascade.

However, the fact that the entry point — “inserting a needle” — is the same is essentially where the similarity ends. What happens beyond that is so different that the two should almost be considered separate categories.

How Dermapen works

Dermapen is a microneedling device in which multiple microneedles move up and down at high speed, creating microscopic channels in the skin.

This produces tiny wounds in the epidermis and superficial dermis, activating fibroblasts and promoting collagen production.

In scalp treatment, it is often used for “drug delivery” purposes — using the needle channels as a route to introduce active ingredients — and serves the role of securing a penetration pathway for stem cell conditioned media.

However, its action is essentially limited to “physical penetration,” and it does not deliver thermal energy to the deeper dermis or fat layer.

How Morpheus8 works

Morpheus8, in contrast, is an RF microneedling device in which around 24 insulated needles penetrate the skin and then emit RF (radiofrequency) energy from the needle tips.

Its greatest feature is the ability to create a focal zone of thermal coagulation at the precise depth the needle has reached, delivering thermal stimulation to the deep dermis and subcutaneous fat layer while minimizing damage to the epidermis.

In the scalp, because needle channels and thermal coagulation are delivered simultaneously to the deep dermis and fat layer where the hair follicles reside, the wound-healing cascade is triggered far more strongly than with Dermapen.

Differences in action on the follicle and scalp

The differences between these devices are often discussed in the context of “skin regeneration,” but when organized from the perspective of how they act on the hair follicle, the distinction becomes much clearer.

Dermapen — a treatment that creates shallow pathways

Dermapen on the scalp is mainly used to create pathways into the epidermis and superficial dermis, enhancing the transdermal penetration of topical agents and stem cell conditioned media.

Signals associated with wound healing (VEGF, PDGF, FGF, and others) are induced to a certain degree, but direct thermal stimulation to the deep dermis and fat layer — where the bulk of the follicle resides — is limited, and the action on the bulge region of the hair follicle is modest.

For this reason, it is medically more accurate to position Dermapen as an “adjunctive device” that helps the penetration of medications and conditioned media, rather than as a treatment that produces strong hair-growth effects on its own.

Morpheus8 — heat and microwounds reaching the deep follicle

Morpheus8, on the other hand, can be set in stages to depths of approximately 0.5 to 4 mm, delivering RF energy to the bulge region of the follicle, the lower dermis, and the subcutaneous fat.

In the scalp, it provides a dual approach to the connective tissue and vascular environment surrounding the hair follicle, and the wound-healing response occurs three-dimensionally as “points and layers” rather than as a flat surface — a decisive difference from Dermapen.

However, RF microneedling on the scalp also carries the risk of excessive thermal burden on the follicle if energy settings are misjudged, so power and depth design by a specialized physician is a prerequisite. For AGA treatment guidelines, it is useful to refer to the framework of the Japanese Dermatological Association while designing within a safe margin.

How to think about combining the devices with stem cell conditioned media

In real clinical practice, these devices are rarely used alone — they are typically designed in combination with stem cell conditioned media.

What matters is not “which is better,” but “which is suited to which purpose.”

Morpheus8-led induction phase, Dermapen-assisted maintenance phase

In the induction phase, when we want to strongly trigger follicular activation, combining Morpheus8 with stem cell conditioned media to reach the deep follicle is a rational design.

Administering the conditioned media at a time when the wound-healing cascade is strongly elevated by RF thermal stimulation makes it easier for growth factors and exosomes to reach the follicular microenvironment.

In the maintenance phase, once the condition has stabilized, or when downtime needs to be minimized, the combination of Dermapen-created shallow pathways and conditioned media penetration support becomes an option that reduces patient burden while preserving treatment continuity.

Assessing contraindications and indications is essential

Because RF microneedling devices involve heat, careful consideration is needed for patients with a keloid-prone constitution, active scalp inflammation, or certain autoimmune diseases.

Dermapen, too, is contraindicated when there is scalp infection or an open wound.

Whichever device is chosen, the physician must judge based on scalp findings and medical history. The correct sequence is not “choose the treatment by the machine’s performance” but “choose the machine by the patient’s condition.”

Summary

Dermapen and Morpheus8 are both scalp treatment devices that use needles, but their mechanisms of action and effects on the hair follicle are completely different.

Dermapen primarily creates pathways into the epidermis and superficial dermis and supports drug penetration, while Morpheus8 intervenes in the follicular microenvironment itself through RF thermal stimulation reaching the deep dermis and fat layer.

When combined with stem cell conditioned media, the two should be seen not as competing but as complementary options — to be used in different phases according to the state of the follicle and the treatment goals.

Whether the right device has been selected for your scalp condition and treatment goals is something we recommend confirming through consultation with a specialist physician.

For more on our treatment philosophy and other topics, please also see our related hair regenerative medicine column index.

──────────────

Supervising physician: Shin Moriwaki, MD

Member, Japan Society of Aesthetic Surgery (JSAS) / Member, American Academy of Aesthetic Medicine

ECFMG certificate (US medical licensing qualification)

──────────────

📍AVAN TOKYO Ginza Hair Regenerative Medicine

English / 中文 / Tiếng Việt available

Consultations via DM / LINE / Website / Phone.