Peptides are among the most exciting active ingredients in modern skincare. They are small, highly precise, and work where skin aging originates: in the communication between cells. In cosmetics, peptides are primarily used to strengthen skin structure, smooth fine lines, and improve elasticity – without irritating the skin. This is precisely why they are considered a particularly elegant anti-aging approach: effective, yet gentle.
What are peptides – and why can skin "understand" them?
Peptides are short chains of amino acids, tiny protein building blocks. In our skin, many of these sequences function as signaling molecules: they tell cells when to repair, rebuild, or protect. Cosmetic peptides utilize this exact logic – a principle known as biomimicry: active ingredients that mimic and specifically initiate biological processes.
What types of peptides are there in skincare?
In research, cosmetic peptides are usually divided into four functional groups:
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Signal peptides
Activate fibroblasts and thus support the formation of collagen, elastin, and hyaluronic acid – important for density and firmness. -
Neurotransmitter-inhibiting peptides
Act on expression lines by reducing micro-contractions of the facial muscles. (This principle is particularly interesting for "forehead, frown, and laugh lines.") -
Carrier peptides
Transport trace elements like copper into the skin – they are cofactors for repair and structural processes. -
Enzyme-inhibiting peptides
Can slow down enzymes that break down collagen or elastin.
The crucial point: Peptides are not "an active ingredient" but an entire family of active ingredients that addresses different skin needs.
What does science say – do peptides really work?
The clinical data on cosmetic peptides is continuously growing. Reviews and human studies show improvements in fine lines, skin elasticity, texture, and skin density, especially when peptides are used regularly and in well-formulated systems.
A particularly well-documented example is neuromodulating peptides like Syn®Ake:
In clinical applications, a 4% formulation showed a reduction in wrinkle depth or size of up to ~52% after 28 days – especially for expression lines.
The elegant realism here is important: Peptides do not replace aesthetic procedures. But they are one of the most effective non-invasive strategies when it comes to fine lines, firmness, and a smoother complexion – with very high tolerability.
Why peptides fit so well into modern anti-aging routines
Peptides don't work "loudly." They work biologically intelligently – and that's precisely what makes them so compatible with sensitive or demanding skin.
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High biocompatibility: because they are skin-like.
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Low irritation potential: also ideal for reactive skin types.
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Multifunctional: can simultaneously smooth, firm, and support the barrier.
Peptides in professional cabins: Multi-Correction Skin Sterile Peptide Solution
For institutes, we have developed a formulation that elevates peptide efficacy to a new level:
Multi-Correction Skin Sterile Peptide Solution is a highly concentrated multi-active complex of biomimetic peptides, coenzymes (NAD, CoA, FAD), nucleotides, amino acids, vitamins, and moisturizing factors – sterile, fragrance-free, and maximally tolerable.
What makes this solution special:
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Cell regeneration & Biostimulation: Peptides (incl. Oligo-/Decapeptides, Copper Peptide) activate fibroblasts → more collagen, elastin, hyaluronic acid.
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Energy Support through Coenzymes: NAD/FAD/CoA support cell metabolism and repair processes.
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Complexion Balance & Brightening: Niacinamide, Vitamin C derivatives, Retinyl Acetate, and Glutathione precursors have a tonal balancing effect.
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Moisture Building & Barrier Strengthening: Hyaluronic acid, amino acids, minerals increase skin density and smoothness.
Due to its sterile, multi-dimensional formulation, it is the perfect partner for microneedling, radiofrequency, ultrasound, or LED – wherever the skin is open to biostimulation and results should be visibly intensified.
Peptides for home use: in our Firming Day Cream
Peptides also make a real difference in daily skincare routines.
The Firming Day Cream relies on the biomimetic peptide Syn®Ake in combination with Niacinamide, Hyaluronic Acid, Squalane, Provitamin B5, and Vitamin E.
The result is a day cream that combines three anti-aging levers:
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Smoothing of expression lines (Syn®Ake): relaxes micro-tensions → lines appear softer.
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Structural Support (Niacinamide + Peptide Signaling): supports firmness and an even complexion.
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Moisturizing & Plumping (Hyaluronic Acid + B5): plumper, smoother surface – especially in winter.
In short: an elegant peptide anti-aging that firms, smoothes, and corrects without feeling heavy.
Conclusion
Peptides are the "intelligent communicators" of skincare. They work biomimetically, gently, yet visibly – especially for fine lines, loss of elasticity, and tired skin.
Whether as a highly concentrated Sterile Peptide Solution in the salon or as daily peptide care in the Firming Day Cream:
Peptides deliver modern anti-aging performance – with Creyan's commitment to efficacy, tolerability, and elegant skin health.