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In response to these changes, modern science offers a solution: innovative components that can slow down the skin aging process. Some of these components are polynucleotides, or polydeoxyribonucleotides (PDRN), which are actively used by dermatologists and cosmetologists for restoration and rejuvenation of the skin.
PDRN are short fragments of DNA obtained from raw materials of marine origin, for example, from the milt of sturgeon and salmon fish.

DNA is extracted from recycled marine sources and food industry byproducts, making this method environmentally friendly and sustainable. Using circular economy components minimizes waste and reduces carbon emissions. Instead of being disposed of, the biologically active substances contained in marine raw materials are purified and processed, turning them into valuable cosmetic ingredients.
Unique biotechnology allows us to obtain high-quality polynucleotides that have excellent biocompatibility and actively affect skin cells, supporting their metabolic processes and rejuvenating the skin.
One of the advanced anti-aging cosmetic lines that harnesses the power of PDRN is the Mer de Mer Librederm collection. It is based on a unique PDRN elixir from white sturgeon, which is proven to help moisturize, strengthen, and rejuvenate the skin.
What are polynucleotides and how do they work?
Polynucleotides (PN) are DNA fragments that are responsible for cell regeneration and maintaining their normal function. In cosmetology, polydeoxyribonucleotides (PDRNs) are most commonly used. They are DNA fragments obtained from marine sources such as fish. Polynucleotides penetrate deep into the skin, activating fibroblasts—the cells responsible for producing collagen, elastin, and hyaluronic acid. This helps improve skin density, firmness, and wrinkle reduction. Polynucleotides also have a positive effect on microcirculation, improving the supply of oxygen and nutrients to cells. They also protect the skin from oxidative stress, restore damaged cells, and help normalize skin hydration.
Using cosmetics with PDRN helps slow down age-related changes and keep the skin healthy and young.

Cosmetics with PDRN: how does it work and what results does it give?
Cosmetics with polynucleotides are more than just superficial care. These active molecules penetrate deep into the epidermis and trigger regeneration processes at the cellular level.
The benefits of cosmetics with polynucleotides are that they help:
Strengthen the skin: PDRNs activate the synthesis of collagen and elastin, which helps improve skin elasticity and smooth out wrinkles.
Help restore the skin's protective barrier: polynucleotides improve skin hydration and reduce transepidermal water loss.
Restore microcirculation: skin cell metabolism improves, making it fresher and more radiant.
These molecules have anti-inflammatory properties, helping to reduce inflammation and restore the skin after exposure to external factors such as ultraviolet radiation and pollution.
Advantages and features of using PDRN in cosmetics

The main advantages of using polynucleotides in cosmetics:
Long-lasting hydration: they retain moisture in the skin and help prevent its dryness.
Strengthening the barrier function: they restore the protective barrier of the skin, protecting it from harmful external influences.
Lifting effect: the skin becomes more elastic and toned due to the stimulation of collagen and elastin production.
Polynucleotides also haveantioxidant properties, protecting the skin from free radicals that accelerate aging.
Cosmetics with PDRN offer deep interventions against skin aging. Unlike surface moisturizers, polynucleotides act from within, activating natural rejuvenation mechanisms.
Mer de Mer Collection: Innovative Anti-Aging Care
The Mer de Mer collection uses a unique PDRN elixir from white sturgeon, which has been proven to moisturize, strengthen, and rejuvenate the skin. It is the ideal choice for those who want to not only combat wrinkles but also maintain youthful skin at the cellular level. Products from the Mer de Mer collection:Lifting Day Creaminstantly moisturizes and tightens the skin.
Night Nourishing Cream restores and smoothes wrinkles.
Eye Cream reduces dark circles, eliminates puffiness and improves elasticity.Activating Serumgives the skin radiance and evens out its tone.
These products help not only improve the condition of the skin, but also slow down the signs of aging.
The sea offers limitless possibilities for beauty. Mer de Mer is the path to natural rejuvenation, inspired by nature itself!