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A Complimentary Gift Awaits

Receive a complimentary 7ML Definitive Cleansing Complex with qualifying orders of $250+ →

AUTEUR Definitive Enzyme Cleanser bottleAUTEUR Definitive Enzyme Cleanser powder texture close-up
Sale price$170.00 USD
AUTEUR Definitive Eye Cream anti-aging peptide eye treatmentAUTEUR Definitive Eye Cream texture close-up
Sale price$420.00 USD
AUTEUR Composition No. 1 Serum regenerative overnight treatmentAUTEUR Composition No. 1 Serum golden texture close-up
Sale price$1,190.00 USD

CLINICAL PEPTIDE ENGINEERING

Clinical peptide skincare. Visible results in eight weeks.

Six compositions. Nine peptides. Measured by Cutometer and ARAMO imaging. Not promised.

★ 4.7 · 200+ reviews51% wrinkle reduction · 8-wk clinicalAs seen in Vogue · Marie Claire
AUTEUR clinical peptide skincare composition
CLINICALLY TESTED · 8-WK STUDYFREE SHIPPING OVER $150AFFIRM FINANCING AVAILABLECOMPLIMENTARY SAMPLES WITH EVERY ORDER

Find Your Peptide

Six compositions, nine clinically-validated peptides. Filter by concern.

AUTEUR Definitive Eye Cream anti-aging peptide eye treatment AUTEUR Definitive Eye Cream texture close-up
AUTEUR Composition No. 1 Serum regenerative overnight treatment AUTEUR Composition No. 1 Serum golden texture close-up
AUTEUR Definitive Density Cream firming peptide moisturizer AUTEUR Definitive Density Cream rich texture close-up
AUTEUR Definitive Line Serum peptide line-smoothing treatment AUTEUR Definitive Line Serum texture close-up

AS SEEN IN

VOGUE · MARIE CLAIRE · HARPER'S BAZAAR · BYRDIE · INSTYLE

CLINICALLY MEASURED · 8-WEEK STUDY

51%
Reduction in wrinkle appearance
21%
Increase in skin elasticity
27%
Avg. wrinkle-depth reduction
100%
Improvement in tone & pigment

ARAMO ASW 300 + Cutometer MPA580 · n=40 · 8 weeks twice daily

Gold Pro-Collagen Biomimetic Peptide

THE PEPTIDE

Gold Pro-Collagen Biomimetic Peptide

TGF-β · Collagen I & III · 72-hour sustained activity. Eight weeks of measured, structural change in the dermal matrix — not a surface effect.

Read the science

THE COMPOSITION SYSTEM

Nine peptides across six compositions. INCI-verified.

 Gold Pro-CSYN®-AKEArgirelineMatrixylCopper-TriSnap-8
Eye Cream
Composition No. 1
Density Cream
Hyaluron Activator
Collagen Activator

Your skin's architecture starts here.

What Our Clients Say

FREQUENTLY ASKED

Questions, answered.

What is a biomimetic peptide?

A biomimetic peptide is a lab-engineered short chain of amino acids that mimics the body's own signaling molecules, instructing skin cells to rebuild collagen, relax expression lines, or restore barrier function.

How quickly will I see results?

Most users notice smoother texture and improved radiance within 2 weeks. Clinical changes in firmness, elasticity, and line depth are typically measurable at the 8-week mark with twice-daily use.

Can I use this with retinol?

Yes. AUTEUR peptides are compatible with retinol and complement its cell-turnover action. Composition No. 1 already includes encapsulated retinol, so additional retinoids are not required.

Is AUTEUR safe during pregnancy?

Most AUTEUR formulations are pregnancy-friendly, but compositions containing retinol (including Composition No. 1) should be paused during pregnancy and nursing. Please consult your physician.

What is the difference between Composition No. 1 and Eye Cream?

Composition No. 1 is our most peptide-dense full-face serum, with seven actives plus retinol and the Liquid Oxygen carrier. The Eye Cream is calibrated for the thinner periorbital skin, pairing Colloidal Gold, SYN-AKE and Acetyl Heptapeptide-9 with a multi-ceramide barrier complex.