Definitive Renewal Serum

Definitive Renewal Serum is a revolutionary step forward in Liquid Oxygen–powered skincare, designed to enhance cellular function, boost collagen, and restore radiance for all skin types. Lightweight yet deeply reparative, this universal serum delivers a sophisticated blend of next-generation peptides, Liquid Oxygen technologies, barrier-strengthening actives, and brightening ingredients that visibly transform the skin’s texture, tone, and firmness.

At the core of its performance is a synergy of Gold Pro-Collagen Peptide, Growth Factor Tripeptide, and Liquid Oxygen, which work together to stimulate collagen synthesis, protect existing collagen, and energize cellular repair. Added Niacinamide refines, brightens, and reinforces the skin’s barrier, while Squalane delivers antioxidant protection and comforting moisture without heaviness.

The result is visibly smoother, firmer, more radiant skin—renewed from within.

BENEFITS

WHY WE LOVE IT: 

• Boosts Collagen at Multiple Pathways – Gold Pro-Collagen Peptide + Growth Factor Tripeptide promote firmer, lifted, more elastic skin
• Liquid Oxygen Technology – energizes skin cells, accelerates repair, and enhances luminosity
• Brightens & Refines – Niacinamide improves tone, minimizes pores, and strengthens the barrier
• Lightweight Hydration – Squalane offers antioxidant-rich moisture that never feels heavy
• Universal Compatibility – ideal for all skin types and seamlessly fits into any existing routine
• Perfect Companion to Composition No. 1 – alternate evenings or integrate into your morning regimen for enhanced results
  

ABOUT AUTEUR

AUTEUR is a haute-performance skincare house redefining what is possible in modern skin transformation. Rooted in German biotechnology and guided by a deep respect for the skin’s innate intelligence, AUTEUR formulates with next-generation peptides, bioactive complexes, and hyper-concentrated actives engineered for profound, long-term results. Every formula is crafted with meticulous precision, merging luxury and clinical performance to treat the skin at its deepest functional levels—boosting regeneration, rebuilding structure, and restoring youthful harmony. With an emphasis on craftsmanship, innovation, and uncompromising quality, AUTEUR delivers a refined, sensorial experience while visibly reshaping the skin’s architecture. This is skincare elevated to art: transformative, intelligent, and unapologetically effective.

CLEAN BEAUTY STANDARDS

WHAT MAKES IT CLEAN: 

• Free from parabens, sulfates, mineral oils, phthalates, and known toxins
• Powered by safe, clinically validated actives such as peptides, niacinamide, squalane, and Liquid Oxygen
• No endocrine-disrupting ingredients or long-term toxicity concerns
• Utilizes clean, clinical-grade synthetics for stability, performance, and skin compatibility
• Preservatives are included only at low, regulated levels for safety and efficacy
• Designed to support cellular health, collagen production, and long-term skin resilience
  

HOW TO USE

WHEN TO USE: 

• Morning and/or evening
• Suitable for twice-daily use

INSTRUCTIONS:

1. Dispense 1 pump into the hands and apply to the face
2. Dispense 1 additional pump into the hands and apply to the neck and décolleté
3. Allow to fully absorb
4. Follow with your preferred AUTEUR cream

Expert Guidance

• Ideal companion to Composition No. 1—alternate evenings or use Renewal Serum in the morning
• Perfect for brightening, refining, and smoothing texture while enhancing luminosity
• For dry or sensitive skin, finish with a rich cream to seal in benefits
  

INGREDIENTS

WHAT'S INSIDE:

• Gold Pro-Collagen Peptide – increases collagen synthesis, improving firmness and elasticity
• Growth Factor Tripeptide – mimics TGF-β pathways to restore smoothness and protect collagen
• Liquid Oxygen – enhances oxygen delivery to skin cells for accelerated repair and regeneration
• Niacinamide – brightens, evens tone, refines pores, and strengthens the barrier
• Squalane – provides lightweight moisture while protecting against free radical damage
  

Aqua/Water, Pentylene Glycol, Glyceryl Stearate Citrate, Perfluorohexane, Squalane, Niacinamide, Glycine Soja Oil, Caprylic/Capric Triglyceride, Glycerin, Sodium Lactate, Sodium PCA, Xanthan Gum, Glyceryl Stearate SE, Lactic Acid, Sodium Stearoyl Glutamate, Perfluorodecalin, Pentafluoropropane, Sodium Hyaluronate, Butyrospermum Parkii Butter, Ceramide Np, Monarda Didyma Leaf Extract, Tocopherol, Phospholipids, Helianthus Annuus Seed Oil, Adansonia Digitata Fruit Extract, Propanediol, Leuconostoc/Radish Root Ferment Filtrate, Sodium Citrate, Caprylyl Glycol, Palmitoyl Tripeptide-5, Citric Acid, Vaccaria Segetalis Extract, Maltodextrin, Phenylpropanol, Acetyl Hexapeptide-8, Tetrasodium EDTA, Acetyl Heptapeptide-9, Colloidal Gold.