Beauty Blog

September 20, 2025

PDRN vs Polynucleotides (haPN 70): The Ultimate Comparison

PDRN vs polynucleotides cover

PDRN vs Polynucleotides – ready to tackle the truth behind those two treatments? Let’s dive in.

In the world of advanced skin rejuvenation, two treatments often come up in conversation: PDRN (Polydeoxyribonucleotide) and Polynucleotides (PN). Both are derived from salmon DNA and are praised for their ability to heal, repair, and rejuvenate skin. Although they share similarities, these treatments are not identical. They work in different ways, last for different periods of time, and offer unique benefits depending on what your skin needs.

Jump to any section:

  1. PDRN vs polynucleotides – Key Difference: Molecular Structure
  2. What Is HAPN 70? The Triple-Action Upgrade
  3. PDRN vs Polynucleotides: How They Work in the Skin
  4. What Results Can You Expect?
  5. Who Are the Best Candidates?
  6. Who Should Avoid PDRN or Polynucleotides (haPN70)
  7. Side Effects and Safety
  8. BONUS: Quick Q&A on Polynucleotides

PDRN vs Polynucleotides — Key Difference: Molecular Structure

The main difference between PDRN vs Polynucleotides lies in their size and structure. PDRN contains shorter DNA fragments with a lighter molecular weight. These small molecules act quickly, triggering repair processes in the skin and reducing inflammation.

Polynucleotides, on the other hand, are made up of longer DNA chains with a higher molecular weight. Because they are larger and more stable, they stay in the skin longer and provide more structural support. In simpler terms, PDRN is like a quick boost for healing, while Polynucleotides act as a long-term foundation for skin health.

What Is HAPN 70? The Triple-Action Upgrade

HAPN 70 is a new generation bio-revitalization formula that takes the benefits of polynucleotides even further. Instead of focusing only on cellular repair, it combines three powerful ingredients in one injection. The polynucleotides stimulate regeneration and collagen support, hyaluronic acid delivers deep hydration and plumping, and glutathione works as a potent antioxidant that brightens the skin.

This triple action makes HAPN 70 far more comprehensive than traditional single-ingredient boosters, addressing hydration, repair, and protection in a single treatment.

PDRN vs Polynucleotides: How They Work in the Skin

PDRN works by activating specific receptors in the skin that encourage repair and regeneration. It improves blood circulation, calms inflammation, and stimulates collagen production. This makes it especially effective for skin that feels stressed, sensitive, or damaged.

Polynucleotides in the HAPN 70 formula go a step further. They create a longer-lasting support system for the skin, helping it stay hydrated, firm, and resilient. The addition of glutathione provides antioxidant protection and a brightening effect, leaving the skin with a fresher and more even tone.

What Results Can You Expect?

Both treatments deliver gradual improvements, but the journey is slightly different. With PDRN, the first changes are often visible within a week. The skin feels softer, smoother, and more hydrated. Over the following two to three months, the texture improves, fine lines fade, and firmness increases. These results usually last three to six months.

HAPN 70 provides an immediate hydration boost thanks to the hyaluronic acid, but the real transformation unfolds gradually. Within two to three months, the skin becomes firmer, more radiant, and visibly brighter. Because of its longer molecular chains and antioxidant blend, HAPN 70 tends to last longer, often six to twelve months.

Both treatments work best in a series of three to four sessions spaced a few weeks apart, with maintenance visits to preserve the results.

Who Are the Best Candidates?

PDRN and HAPN 70 are suitable for men and women starting in their late twenties and beyond. They are ideal for anyone noticing fine lines, dullness, loss of elasticity, or uneven skin texture. They are also excellent choices for people who want natural-looking improvements without altering facial expressions. Those who are particularly concerned about hydration, brightness, and longer-lasting rejuvenation often find HAPN 70 the more complete solution.

Who Should Avoid Them?

Despite being safe and well-tolerated, these treatments are not for everyone. People with severe fish or seafood allergies should avoid them, as both are derived from salmon DNA. Pregnant or breastfeeding women should also wait, as safety data is insufficient. Active skin infections, rashes, or autoimmune conditions may require a doctor’s approval before proceeding.

Side Effects and Safety

Both PDRN and HAPN 70 are considered very safe when performed by qualified professionals. Mild redness, swelling, or small bumps can appear immediately after treatment, but these effects usually settle within a few days. Bruising or tenderness may occur, though these are temporary. Serious complications such as infections or allergic reactions are extremely rare, especially when treatments are carried out in a medical setting with proper hygiene.

Final Takeaway on PDRN vs Polynucleotides (haPN70)

PDRN and HAPN 70 are both highly effective treatments for skin repair and rejuvenation. PDRN works quickly and is particularly beneficial for healing and calming damaged or sensitive skin. HAPN 70, with its triple-action formula, delivers deeper hydration, antioxidant protection, and longer-lasting results.

The PDRN vs Polynucleotides battle is clear: Picking the right treatment depends on your goals and needs.

BONUS: Quick Q&A on Polynucleotides

1. Are polynucleotides better than Profhilo?

Not necessarily. Polynucleotides and Profhilo serve different purposes. Polynucleotides focus on deep cellular repair, helping to restore damaged skin, reduce inflammation, and gradually improve long-term skin quality.

Profhilo, on the other hand, is all about hydration and glow. It spreads under the skin to deliver moisture and bio-remodelling effects that are visible within weeks. Many clinics now recommend combining both for a complete rejuvenation plan: polynucleotides first for deep repair, followed by Profhilo for hydration and surface improvement.

2. How quickly will I see results with polynucleotides?

Most clients notice early improvements in skin texture within 7–10 days. The full benefits develop gradually over 4 to 8 weeks as the skin regenerates from within. Results usually last between 6 and 12 months, and often improve with each session in a treatment course.

3. What skin concerns do polynucleotides treat best?

Polynucleotides are especially effective for skin that is damaged, sensitive, or inflamed. They work beautifully on acne scarring, texture irregularities, and early signs of aging like fine lines and crepey skin. They are also one of the best options for the delicate under-eye area, improving dark circles and skin quality without adding volume.

4. Do polynucleotides cause puffiness or “pillow face”?

No. Unlike fillers, polynucleotides do not add artificial volume. They stimulate your own cells to repair and regenerate, so results look natural. Temporary puffiness or small bumps can appear, especially under the eyes, but these effects usually settle within a few days.

5. Can I combine polynucleotides with other treatments?

Yes. Polynucleotides pair very well with treatments like Profhilo, Botox, or microneedling. When combined, they enhance each other’s effects — Botox smooths wrinkles, polynucleotides rebuild skin quality, and Profhilo adds deep hydration. This synergy often delivers the most complete rejuvenation.

6. Is the treatment safe?

Polynucleotides are considered very safe with minimal side effects. Redness, swelling, or mild bruising can occur for a few days after treatment, but serious complications are extremely rare when performed by a qualified professional.


At 7 Derma Center, we tailor your skin plan to your unique needs. Whether you choose PDRN, HAPN 70 polynucleotides, Profhilo, Exosomes (stem cells) or a combination, our goal is always the same: naturally radiant skin that makes you feel confident every day.

If you are ready to explore which treatment is best for you, book a consultation with our specialists today and take the first step toward your most confident skin yet.

Explore our latest offers for polynucleotides.

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About 7Derma
7 Derma Clinic is an Aesthetic clinic where professionals with more than 20 years of experience are taking care of your appearance. Our mission is to bring more beauty into your wold and show you how perfect you can be in our imperfect world.

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