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Complimentary Gift — Weekend Exclusive

Spend $250 and receive a complimentary 7ml Definitive Cleansing Complex.

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Superlative Serum Phi

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Angebot$415.00 USD

SIZE: 30ML (1.0OZ)
AUTEUR Serum Phi – PDP

Serum Phi

Fine lines begin to fade
within 15 minutes.

Skin ratio 1.618

Most serums slow the visible signs of ageing over weeks. Serum Phi works differently. Its Bio-Reprogramming Peptide delivers measurable change from the first application, while continuing to rebuild skin's structural foundation over time.

Clinical Performance

15' Visible reduction in fine lines and wrinkles from first application
I&III Types of collagen actively stimulated to counteract age-related degradation
The Formulation

At the centre of Serum Phi is a first-of-its-kind neurotransmitter-inhibiting peptide: Bio-Reprogramming Peptide. It works at the level of facial muscle tension, reducing the repetitive contractions that deepen lines over time. United with Re-Gen Polypeptide, it performs a biomimetic collagen-boosting action, stimulating the precise types of collagen that naturally decline with age.

Bio-Reprogramming Peptide

A neurotransmitter-inhibiting peptide that works at the muscular level to reduce the contractions responsible for fine lines and wrinkles. Delivers visible results within 15 minutes of first application.

Re-Gen Polypeptide

Performs a biomimetic collagen-boosting action, stimulating Type I and Type III collagen synthesis to restore the structural density that declines with age.

Day and Night Use

Morning

Apply to cleansed skin before moisturiser. The rapid-acting peptide establishes tone and firmness through the day.

Evening

Apply after cleansing to allow collagen-stimulating actives to work through the skin's natural overnight repair cycle.

Designed For

Skin concerns

Visible fine lines and wrinkles. Loss of volume, firmness, or elasticity. Uneven texture or complexion.

Skin types

All skin types. Formulated for daily use, morning and evening, across all ages and skin conditions.

Designed to refine, smooth, and restore the complexion to its unique golden balance. The transformative treatment for skin showing its age.


Clinical Grade Engineering
Barrier Optimization
Multi-Pathway Repair
INCI Ingedients List

Aqua/Water, Glycerin, Propanediol, Pentylene Glycol, Maltodextrin, Hydroxypropyl Cyclodextrin, Lecithin, Collagen Amino Acids, Hydrolyzed Hyaluronic Acid, Saccharomyces Lysate Extract, Psidium Guajava Leaf Extract, Caprylyl Glycol, Palmitoyl Tripeptide-5, Palmitoyl Tripeptide-38, Acetyl Hexapeptide-8, Tridecapeptide-1, Xanthan Gum, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Phenoxyethanol, Sodium Hydroxide.

Benefits
  • Restores skin’s optimal balance and proportion
  • Reduces fine lines and wrinkles in as little as 15 minutes
  • Stimulates Type I and III collagen for improved firmness
  • Helps restore lost volume and elasticity
  • Refines, smooths, and revitalizes the complexion day and night
White cylindrical skincare bottle with a faceted design and embossed “AUTEUR” logo, topped with a large brushed gold hexagonal cap. The label reads “Superlative Serum PHI – Serum PH Hydratant Équilibrant.” Minimal, luxury packaging shown against a clean light background.
Superlative Serum Phi30ML (1.0OZ) Angebot$415.00 USD

Personalised Skincare Guidance

Connect with our specialists to discuss your skin goals and formulation needs. Our consultations are tailored to your unique skin profile.

Ready to begin

Schedule Time

For volume loss and fine lines.

Achieve More With Less: The Efficient Ritual

Experience the power of efficiency. Our advanced biotech formula replaces multi-step processes with a single, potent application. Designed for the modern lifestyle, it delivers firming, brightening, and hydrating benefits in every concentrated drop.

When To Use

Use morning and/or evening, up to twice daily.

How To Use

Apply to face, neck, and décolleté, allowing it to fully absorb before following with additional products; can be used before or after Superlative Sculpting Concentrate once dry.

Expert Guidance

Avoid pairing with oil-rich or oil-based products and cleansers; ideal for restoring hydration, comfort, and vitality to all skin types.

Signature Biotechnology

Peptide-Driven, Intelligently Engineered

Each AUTEUR formula is built around high-active peptide complexes and next-generation biotech actives, calibrated to work with the skin's own repair pathways. Rather than forcing a reaction, these intelligent actives help instruct skin to support collagen, refine texture, and reinforce the barrier over time. The result is visible regeneration with controlled intensity—and a routine that earns its place on your she

Learn More

Peptide Engineering System

Multi-Pathway Biotech Architecture
AUTEUR-TECH-001
System v4.5 // Rev. 2026.02
Philosophy
Engineered Efficiency
Traditional skincare layers single-target actives. AUTEUR calibrates multi-pathway peptides to address biological concerns simultaneously — reducing steps while amplifying results.
Core Principle
Bioidentical Pathway Optimisation
Rather than forcing reactions, we engineer actives that work with skin's existing repair mechanisms. Peptides signal fibroblasts. Ceramides mirror lamellar structure. Delivery systems sync with circadian rhythms. The result: controlled, predictable regeneration without barrier compromise.
System Architecture

Five-Pathway Calibration Protocol

Each AUTEUR formula addresses skin concerns across five biological pathways simultaneously. This multi-target approach delivers comprehensive results with fewer products.
01 — Input
Concern Detection
Identify biological deficiency: collagen loss, barrier breach, oxidative stress
02 — Signal
Peptide Signalling
Biomimetic peptides instruct cells to activate repair pathways
03 — Activation
Cellular Response
Fibroblasts synthesise collagen, keratinocytes normalise turnover
04 — Delivery
Barrier Protection
Bioidentical lipids reconstruct lamellar structure during active delivery
05 — Output
Visible Result
Measurable improvement: +94% collagen, +96% hydration, +89% firmness
40+
Biotech Actives
5
Simultaneous Pathways
72h
Sustained Release
8–12h
Peak Activity Window

Core Peptide Array

Multi-target peptides addressing biological pathways simultaneously across the AUTEUR system
Peptide Complex Primary Mechanism Pathways Targeted Efficacy
SYN®-AKE Neuropeptide Acetylcholine receptor blockade → muscle relaxation
Gold Pro-Collagen Biomimetic Peptide TGF-β signalling → fibroblast collagen synthesis
SYN®-HYCAN Matrikine Hyaluronic acid synthesis stimulation
Liquid Oxygen O₂ Technology Cellular oxygenation → ATP synthesis boost
Ceramide Complex Barrier Sphingolipid 1:1:1 lamellar reconstruction → TEWL prevention
Encapsulated Retinol Time-Release Retinoid RAR upregulation → cell turnover normalisation

The Elite Standard: Performance Proven by Experience

Discover why discerning users choose Auteur for their most delicate skin concerns. These reviews provide evidence of the visible differences in texture and tone achieved through our high-active, peptide-driven technology.

FAQ

"Understanding your skincare is the first step toward achieving your most radiant skin. We've compiled answers to the most common questions regarding our formulation process, active ingredient concentrations, and how to best integrate AUTEUR into your professional-grade home care routine."

What makes the AUTEUR formulation process different?

While traditional luxury skincare often prioritizes texture over technology, AUTEUR utilizes German clinical-grade engineering to ensure every ingredient is active and bioavailable. We don't just "add" ingredients; we calibrate them to work with your skin's own repair pathways, ensuring high-intensity results without compromising the skin barrier.

Who creates these high-performance formulas?

Our products are born from a collaboration of world-leading chemists and skincare experts dedicated to the art of "Superlative Skincare". By removing the limitations of traditional manufacturing, our team is empowered to use the highest concentrations of expensive, high-active biotech ingredients that others simply cannot afford to include.

What is the best face cream for very dry or mature skin?

The best face cream for very dry or mature skin is one that delivers intense, long-lasting hydration while supporting the skin's natural renewal and elasticity. Look for formulas that combine rich moisturizers with collagen-supporting ingredients, peptides, and humectants like hyaluronic acid or Snow Mushroom to help restore suppleness, improve firmness, and protect against moisture loss. With regular use, skin feels deeply nourished and appears smoother, plumper, and more resilient.

Why are AUTEUR active concentrations higher than industry standards?

We believe that superlative results require superlative investment. While many brands use "claim-level" amounts of ingredients for marketing, AUTEUR utilizes high-active concentrations that are scientifically proven to trigger cellular regeneration. By focusing on potency over mass-market appeal, we ensure each drop of the Definitive Hyaluron Activator Serum delivers a visible, professional-grade transformation.

Is AUTEUR designed to complement professional aesthetic procedures?

Yes. Our formulas are engineered by experts to be the ultimate home-care extension of professional clinical treatments. Because of our focus on Barrier Optimization and Multi-Pathway Repair, our products are ideal for maintaining and accelerating the results of LED, microcurrent, and laser therapies. It is "Expert Guidance" bottled, ensuring your skin remains in a constant state of peak performance.