Alla Dukh
Permanent makeup artist, speaker,
judge at international congresses and championships, Kyiv, Ukraine

Permanent lip makeup has evolved in its professional approach. The old notion that color must be applied as deeply as possible for greater longevity is no longer valid for experienced practitioners. Clients come asking for fresh-looking lips, a soft shade, a natural border, no visible technical aggression, and no sense that their face has been “over-drawn.” This shift has moved permanent lip makeup toward a more nuanced professional approach, in which the artist works with the skin.

Non-traumatic pigment application relies on a comprehensive professional system: precise depth control, regulated speed, needle selection, device movement, pigment chemistry, assessment of lip tone and mucosal color, the client’s age, skin density, and the artist’s motor habits. An error in any one link quickly becomes evident on the lips: they may swell, exude lymph more actively, retain pigment unevenly, or heal with patches of an undesirable cool undertone. Lips rarely forgive mechanical excess. Their delicate vascular structure immediately reveals whether the procedure was performed professionally or with excessive force.

Current reviews describe permanent makeup as a form of cosmetic tattooing in which pigment is introduced into the skin using a vibrating needle, most often for aesthetic correction of the lips, eyebrows, and eyelids [1]. The same scientific literature reminds specialists that adverse reactions are also linked to hygiene, aftercare, allergies, inflammation, and technique. For the lip area, these considerations take on practical significance. The surface here is mobile, sensitive, and highly vascularized, and is constantly involved in eating, speaking, facial expressions, and changes in moisture levels.

Materials and methods

The atraumatic effect begins even before the instrument touches the skin. During the consultation, the practitioner assesses the lips as living tissue. The natural color of the vermilion border, the tone of the mucosa, the degree of bluish or purple undertone, the Fitzpatrick skin phototype, the expected shade after healing, and the client’s habits regarding the use of decorative lipstick—all these parameters influence the final decision. Modern research on cosmetic color confirms that lip shade varies among individuals and does not fit into a simple ethnic or age-based classification [2]. Studies using hyperspectral measurements show that an objective assessment of lip color requires careful observation, as visual perception easily overlooks differences in lightness, tone, and saturation.

In practice, a trendy cool pink shade does not always suit lips with an underlying cool or bluish tone. In situ, the pigment will not look the same as a drop on a palette. A cool pigment applied to cool lips may appear darker, duller, or more violet than expected after healing. Therefore, a warm correction often looks more natural after healing than the color the client originally requested. The specialist’s task is to explain why the pigment behaves differently in living tissue.

Technical principles of INKKISS lips

Therefore, gentle lip tattooing cannot be reduced to simply “light pressure.” A light but erratic movement can damage the tissue more than a confident, controlled stroke. A practitioner who works too slowly and cautiously may return to the same area repeatedly and still end up damaging the lips. A fast practitioner can also cause damage if the needle configuration, voltage, and device speed are not suited to the tissue. Good technique balances speed and restraint.

Choosing the needle, device, and pigment

In the INKKISS lips approach, soft needles in low-needle-count configurations (e.g., single-needle/1RL cartridges) are preferred. A single-needle configuration (1RL) tends to penetrate more easily and deposit pigment deeper with less pressure, whereas multi-needle groupings (e.g., 3RL, 5RL) usually deposit pigment more superficially and require more force to reach comparable depth.

• During the contouring and main pigmentation stages, the 0.30/1RL and 0.35/1RL configurations are used: the first provides gentler contact with the tissue, while the second is appropriate for slightly more intense pigment application in denser areas.
• The final refinement is performed with a 0.25/3 RL needle, which is suitable for gentle smoothing, evening out transitions, and making small adjustments without causing unnecessary irritation to the vermilion border.
• For very delicate or mature skin, using acupuncture-style needles may be justified, as they reduce mechanical irritation.
•  The needle should smoothly penetrate the upper layers of the skin, evenly distribute the pigment, and not create a sensation of “cutting” the surface of the lips.

The choice of device follows the same principles. Short-stroke models are suitable for soft, delicate lips, as they provide controlled, superficial pigment deposition. Fuller lips sometimes require a hybrid device with higher power. In practice, 6–7 V, combined with a soft needle, a short-stroke or hybrid device, and a light, superficial hand, can produce a rich, lipstick-like effect. Voltage alone does not create the result — safety and the expected outcome are achieved only when parameters are combined appropriately. High voltage, combined with a stiff needle and heavy pressure, would markedly alter the tissue response.

Hand movement serves as another distinction between eyebrow and lip work. Eyebrow pigmentation often relies on a more direct stroke. Lips require a pendulum-like blending motion. The pendulum creates a soft veil, helps avoid sharp linear trauma, and distributes the pigment like a fine mist. The movement should not become wide or aggressive. Excessive back-and-forth motion can strike the skin too hard on the return stroke. The correct approach is small, rhythmic, light, and fast enough to avoid overworking the same spot.

The choice of pigment changes the entire procedure. Pigments for permanent makeup do not form a single group of materials with uniform properties. Recent literature shows that permanent makeup inks contain organic and inorganic pigments, often in complex mixtures. In one study of permanent makeup pigments sold in the U.S., 79 unique pigments were identified across 974 products, with an average of 4 pigments per product; these included both organic and inorganic components [4]. For the lips, this is of direct importance, as the visible result after healing depends on particle behavior, coverage, long-term fading, and the pigment's interaction with the client’s natural skin tone.

Organic pigments are often chosen when a client wants a more saturated and long-lasting color. They are suitable for mature clients who already understand their color palette and do not plan to change shades frequently. Mineral pigments are suitable for younger clients or those who want a lighter residual color after healing and more freedom to refresh or change the color in a few years. Hybrid systems can provide an intermediate option, especially if the pigment brand leaves a light residual color and requires more careful saturation.

A recent study by Andreou et al. explains why permanent makeup should not be viewed as a lifelong application, analogous to a classic body tattoo [5]. Permanent makeup often fades and requires touch-ups, as the behavior of the pigment, particle characteristics, and biological elimination differ from those of traditional tattooing. For the lip practitioner, this fact has direct practical value. A good, healed result is not always the darkest or most long-lasting. A soft, clean, adjustable, and refreshable finish is sometimes more professional than an overly dense color that is difficult to correct later.

The most nuanced part of the discussion concerns white-based pigments and titanium dioxide. Titanium dioxide is used as a white pigment and a component that enhances coverage. In permanent makeup, its presence in light pink, milky, nude, or pastel shades alters the pigment’s visual behavior and its reaction during removal. Microstructural analysis of red and yellow pigments revealed titanium dioxide and iron oxide in the inks studied; in the red-wine–toned pigment, titanium dioxide particles occurred as cubic structures and agglomerates, while the yellow pigment was primarily bound to iron oxide, with some titanium dioxide present [6]. This confirms a practical precaution long followed by many experienced practitioners: white-based pigments require precision, especially near or beyond the natural lip line.

The skin around the mouth differs from the vermilion border. Pores, texture, sebaceous gland activity, and light reflection characteristics make improperly placed pigment more noticeable over time. If a light pigment containing titanium dioxide extends beyond the natural lip line, a fresh photograph may look clean. Still, the healed and aged result can become chalky, porous, or difficult to remove (Fig. 2).

Studies of titanium dioxide (TiO₂) in tattoos show that TiO₂ can complicate laser degradation processes and alter particle behavior after irradiation. This does not mean that any pigment containing titanium dioxide is prohibited [7]. The point is this: the practitioner must understand where such a pigment is placed, why it is used, and how to correct or remove it later.

Evaluation of results and common mistakes

Professional judging at championships offers another perspective on trauma-free work. In a competitive setting, a master’s work is evaluated based on appropriate form, even color saturation, precise contouring, and minimal visible trauma. Pronounced swelling immediately suggests overworked skin, although swelling alone is not the sole criterion. In some clients, the tissue swells due to an individual reaction. The judge evaluates the totality of signs: even color, clean form, and the absence of indentations. With this combination, slight swelling indicates a normal physiological reaction of the skin. A different picture emerges when swelling is accompanied by spots, dark dots, and breaks in color saturation; in this case, we are dealing with a technical error (Fig. 3).

Fig. 3. Even lip color immediately after the procedure with minimal visible tissue trauma (Photo by the author)

In professional training, the distinction between these conditions requires separate analysis. Novices often judge the work based on first impressions: how saturated the lips appear immediately after the procedure. An experienced practitioner assesses the pigment’s distribution in the skin, the tissue reaction, whether the contour remains within the vermilion border, the degree of trauma, and the future softness of the healed result. A photo taken immediately after the procedure often masks technical flaws; for example, swelling stretches the lips, temporarily evens out the color field, and makes the saturation appear more uniform. The condition of the lips determines the quality of the work after healing.

Typical mistakes in permanent lip makeup recur quite consistently. Uneven color saturation is most often associated with an inconsistent hand speed, an unstable needle angle, or a loss of the pendulum-rhythm. Over-penetration leaves dark spots, pale areas after healing, or dense, stiff zones. Excessive trauma occurs due to too many passes, an incorrectly selected device power setting, a stiff needle, heavy pressure, or an attempt to fill every small gap when the skin is already irritated. Expanding the contour looks good in fresh photos, but it later complicates correction and worsens the healing prognosis.

A pre-procedure consultation reduces the likelihood of such errors just as much as precise technique does. A professional thirty-minute consultation is part of the preparatory work: the client is informed that the pigment heals under the skin, and that the natural tone of the vermilion border, the mucous membrane, vascularity, melanin, and the chemical properties of the pigment itself influence the final shade. The specialist demonstrates in advance why an excessively bright color on light mucous membranes creates a “smudged lipstick” effect, why a cool pink shade on cool lips shifts toward excessive purple tones, and why adhering to the natural contour protects the client more reliably than visual enlargement does.

A non-traumatic approach also changes expectations regarding post-procedure care. When the skin undergoes controlled microtrauma, swelling typically subsides more quickly, discomfort decreases, and the client returns to their usual social activities sooner. However, the procedure should not be marketed as a guarantee of zero swelling. Scientific reviews of adverse reactions to tattoos and permanent makeup describe infection, allergic reactions, granulomatous and inflammatory responses, as well as other complications, as possible consequences of pigment injection [8]. Honest communication protects both the client and the practitioner. A responsible specialist does not promise a “zero reaction”; instead, they aim for a controlled reaction.

Tailoring the technique to the artist and the client

The “needle–device–hand” combination deserves special attention in training. A heavy hand requires a lighter device and a soft needle. A very light hand sometimes requires a heavier or more stable device, or a needle configuration that provides more precise contact. And pigments that take time to settle require patience. Some pigments “slide” easily into the skin, while others require more gradual layering. A practitioner who does not sense these differences begins to compensate for them mechanically, thereby injuring the lips.

This is precisely where expert practice proves superior to a universal protocol. A protocol can describe the sequence of passes, needle types, voltage range, and pigment categories. It cannot replace tactile expertise. The same cartridge will behave differently in the hands of two practitioners. The same device can be gentle on one client and insufficient on another. The same pigment can look beautiful on warm lips and flat on cold ones. Professional growth begins when a specialist stops copying individual settings and starts reading the entire system.

The INKKISS lips approach is valuable precisely because it is based on balanced saturation: sufficient pigment in the upper layers, minimal secondary irritation, compact pendulum-like movements, gentle needle handling, and pigment selection tailored to the specific client. The result after healing should resemble a velvety shade. The lips should look vibrant, with just enough translucent shine to give them a finished look.

Conclusion

The future of permanent lip makeup belongs to practitioners who understand materials science, wound healing, and aesthetics. Pigments are becoming more complex, clients are becoming more informed, and issues of removal and correction are being discussed more openly. The profession can no longer rely solely on “before and after” photos. Today’s technical culture demands a more precise question: how will this work look after healing, in a year, in two years, and if the client wants a different color?

Non-traumatic pigment application is a professional standard, and it requires the practitioner to control trauma, respect the anatomy of the lips, select pigments with long-term consequences in mind, avoid unnecessary contour expansion, and create saturation without applying pressure to the skin. The best permanent lip makeup gives the face a rested, balanced, naturally colored appearance, leaving the client free to wear gloss, lipstick, or nothing at all.

References

1. Ghafari G., Newcomer J., Rigali S., Liszewski W. Permanent makeup: A review of its technique, regulation, and complications. J Am Acad Dermatol 2024; 91(4): 690–698.
2. Vergnaud H., Cherel M., Francois G., et al. Lip color measurement: A new hyperspectral imaging device. Skin Res Technol 2023; 29(8): e13418.
3. Almadani Y.H., Vorstenbosch J., Davison P.G., Murphy A.M. Wound healing: A comprehensive review. Semin Plast Surg 2021; 35(3): 141–144.
4. Rigali S., Cozzi C., Liszewski W. Identification of the pigments used in permanent makeup and their ability to cause allergic contact dermatitis. J Am Acad Dermatol 2024; 91(3): 474–479.
5. Andreou E., Hatziantoniou S., Rallis E., Kefala V. Why permanent makeup (PMU) is not a lifetime application. Cosmetics 2024; 11(5): 160.
6. Jin H.S., Chang B.S. Analysis of microstructural characteristics and components of red and yellow ink pigments used in permanent makeup. Appl Microsc 2022; 52: 3.
7. Aljubran B.A., Ross K.E., Alexander U., et al. Challenges in laser tattoo removal: the impact of titanium dioxide on the photodegradation of yellow inks. Arch Toxicol 2025; 99: 1371–138.
8. Bălăceanu-Gurău B., Apostol E., Caraivan M., et al. Cutaneous adverse reactions associated with tattoos and permanent makeup pigments. J Clin Med 2024; 13(2): 503.