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If you’ve ever looked in the mirror and felt that your skin looks tired, crepey or less resilient than it used to, but you’re hesitant about treatments that add volume or change facial shape, you’re not alone. Increasingly, patients are looking for ways to support skin health itself, rather than alter how they look. This shift has brought regenerative treatments like polynucleotides into sharper focus.
Polynucleotide Treatments: Benefits and Results
In clinic, we often meet patients who want their skin to look healthier, smoother and more resilient, but who are very clear that they do not want to add volume or change the way their face looks. For many of these patients, polynucleotide treatments are a very natural fit.
Polynucleotides are not about reshaping or “filling”. Instead, they focus on improving skin quality from within. They are particularly popular with patients who are starting to notice early signs of ageing, thinning or crepey skin, or a general loss of vitality, especially in delicate areas such as the under-eyes and neck.
In this article, we explain what polynucleotide treatments are, how they work, which areas they are best suited to, and what kind of results you can realistically expect over time.
What Are Polynucleotide Treatments?
Polynucleotide treatments involve the injection of purified polynucleotides, which are fragments of DNA known for their role in tissue repair and hydration. In aesthetic medicine, these polynucleotides are typically derived from highly purified fish DNA, most commonly salmon or trout, chosen for their biocompatibility with human tissue. The purification process removes proteins and allergens, leaving only the DNA fragments used for regenerative support.
Rather than sitting in the skin to create structure or volume, polynucleotide injections are administered into the skin to support hydration, repair and overall skin quality. This is an important distinction. Unlike dermal fillers, which physically replace lost volume, polynucleotides support the skin’s ability to function more effectively.
They help improve hydration, support skin elasticity and encourage healthier skin behaviour over time. Because of this, polynucleotide treatments are often chosen by patients who are looking for skin rejuvenation rather than visible enhancement. The results are subtle, progressive and focused on skin quality rather than shape.
CLINIC INSIGHT:
How Do Polynucleotide Treatments Work?
Once injected, polynucleotides begin to support the skin’s natural repair processes. They help improve water retention within the skin and create conditions that support fibroblast activity, which is important for maintaining collagen and elastin.
Rather than forcing a change, the treatment works with your body. Over time, this can lead to skin that feels more hydrated, appears smoother and looks more resilient. Because these changes happen gradually, the results tend to look very natural and are unlikely to attract unwanted attention.
This slower, regenerative approach is one of the main reasons patients choose polynucleotide treatments over more traditional injectable options.
Treatment Areas for Polynucleotides
One of the strengths of polynucleotides is their versatility. They can be used in areas where skin quality often declines but where adding volume would be inappropriate or undesirable.
Under-Eye Area
The under-eye area is one of the most delicate regions of the face and often one of the first to show signs of ageing. Thin skin, dehydration and crepiness are common concerns here, and not all patients are suitable for tear trough filler.
Polynucleotides are particularly well suited to the under-eye area because they improve skin quality without adding bulk. Patients often notice the skin becoming smoother, better hydrated and more refined, with an overall fresher appearance rather than a dramatic change.
Because the under-eye area is so delicate, treatment choice matters. Polynucleotides are often selected here precisely because they improve skin quality without adding weight or volume. For patients wanting to explore this area in more detail, we explain our approach to polynucleotide under-eye treatment separately, including suitability and expected outcomes.
For patients wanting to explore this area in more detail, we explain our approach to polynucleotide eye treatment separately, including suitability and expected outcomes.
Face
Across the face, polynucleotide skin treatments are used to support overall skin health. They can help improve texture, elasticity and radiance, particularly in skin that appears tired, dull or depleted.
These treatments are often chosen by patients in the early stages of ageing, or by those who want to maintain skin quality over time. Because polynucleotides do not add volume, they can also sit comfortably alongside other treatments as part of a longer-term skin health plan.
Neck
The neck is an area that frequently shows signs of ageing earlier than expected, largely due to thinner skin and ongoing environmental exposure. Fine lines, crepiness and loss of elasticity are common concerns.
Polynucleotide treatments can help improve hydration and skin quality in this area, leading to gradual improvements in texture and firmness. Results tend to develop slowly, but when delivered as a course of treatments, they can be particularly effective for supporting neck skin health.
Who Are Polynucleotide Treatments Suitable For?
Polynucleotide treatments are suitable for a wide range of patients, particularly those who are more concerned with skin quality than structural change.
They are commonly chosen by patients who have thin or delicate skin, those who are seeing early signs of ageing, or those who simply want their skin to look healthier and more resilient. Patients who prefer subtle, progressive results often find polynucleotides align well with their expectations.
As with all injectable treatments, suitability should always be assessed during a full consultation, where your practitioner can discuss your concerns, assess your skin and recommend the most appropriate approach.
Polynucleotide Treatment Benefits
The benefits of polynucleotide treatments are best described in terms of skin quality rather than dramatic transformation. Patients often report that their skin feels better hydrated, looks smoother and appears healthier over time.
Because the changes develop gradually, friends or colleagues may comment that you look well rested or refreshed, rather than noticing that you have “had something done”. For many patients, this subtlety is exactly what they are looking for.
Polynucleotide Treatment Results: What Can You Expect?
Polynucleotide treatments do not deliver instant results in the way some injectable treatments do. Instead, improvements develop over weeks as the skin responds to the treatment.
Most patients notice early improvements in hydration first, followed by gradual changes in texture and tone. These effects continue to build with subsequent treatments, which is why a course is usually recommended rather than a single session.
Your practitioner will talk you through what to expect based on the area being treated and your individual skin concerns.
How Many Treatments Are Needed?
For optimal results, polynucleotide treatments are usually delivered as a course. While this varies depending on the area treated and the condition of the skin, most patients are advised to have a small number of sessions spaced a few weeks apart.
Maintenance treatments may then be recommended to help sustain the results. Your treatment plan should always be personalised and discussed in full during your consultation.
Are Polynucleotide Treatments Safe?
When administered by a qualified and experienced medical practitioner, polynucleotide treatments are considered safe and well tolerated. As with any injectable treatment, there may be temporary side effects such as mild swelling or redness at the injection sites.
A thorough medical consultation is essential to:
- Assess suitability
- Discuss risks and expected outcomes
- Ensure the treatment is appropriate for your skin
Polynucleotide Treatments as Part of a Skin Health Plan
Polynucleotide treatments work particularly well when used as part of a broader approach to skin health. They are often combined with medical-grade skincare, other injectable treatments or energy-based treatments such as laser, depending on individual needs.
This layered approach allows skin health to be supported at multiple levels, leading to more consistent and longer-lasting results.
Final Thoughts
Polynucleotide treatments offer a regenerative, skin-focused approach to rejuvenation. Rather than changing facial structure or adding volume, they work to improve skin quality from within, making them suitable for delicate areas such as the under-eyes, as well as the face and neck.
For patients seeking subtle enhancement, healthier-looking skin and long-term improvement rather than instant change, polynucleotide treatments can be an excellent option when carried out in a medical-led clinic with the appropriate expertise.
Book a consultation at Aesthetics by Stephanie for a calm, professional assessment and personalised guidance.
About the Author
Written by Dr Yasmin, Aesthetic Dentist
Dr Yasmin is a qualified dentist with a special interest in facial aesthetics and patient safety. She takes a considered, evidence-based approach to injectable treatments, focusing on natural results and facial balance. Dr Yasmin is experienced in advanced procedures, including corrective treatments and filler dissolving, and places a strong emphasis on thorough assessment, clear communication, and putting patient wellbeing first at every stage of care.
