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Peptides in Skincare:
What do they do & what is SNAP-8TM?
Peptides are short chains of amino acids that act as messengers, telling skin to do specific jobs: support its own collagen, ease the movements that cause expression lines, and helps skin repair itself.
A serious peptide serum uses several types that work on different areas of the skin at meaningful doses, not one token peptide.
That is how Rejuvaus formulates.
Peptides are not one single ingredient
They are a family, and each type sends the skin a different message.
Build
Collagen peptides
Caproxyl Tetrapeptide-3 developed to target the loss of facial volume and structural density, this one works on the deeper architecture, supporting skin's own scaffolding.
Relax
Expression-line peptides
Ease the small, repeated muscle movements that press expression lines into the skin over time, so lines look softer. SNAP-8 is one of these.
CALM
anti-inflamatory
Tripeptide-1 signals fibroblasts to produce more structural proteins that keep skin firm. Tetrapeptide-7 tells skin to stop overproducing the inflammatory signals that break collagen down.
What SNAP-8TM actually is
SNAP-8TM, known technically as acetyl octapeptide-3, is one of the best known expression-line peptides. It works on the surface of the skin, gently easing the small repeated movements that deepen lines around the eyes, forehead and mouth over time, so those lines look softened.
Because it is topical and gentle, it suits daily use and sits comfortably alongside other actives. It is not a substitute for anything done in clinic, it is a considered, everyday way to help expression lines look less pronounced.
Why most peptide serums fall short
The usual way
One peptide, frequently at a low, marketing-level dose, in a formula that does not keep it stable.
Enough to claim "peptides", not enough to do much.
The Rejuvaus way
Several peptide types, at meaningful doses, encapsulated to stay stable, working together across the range rather than one token addition.
How Rejuvaus uses peptides
Rejuvaus does not treat peptides as a single hero ingredient. They are used throughout the range: collagen-supporting peptides for firmness, expression-line peptides including SNAP-8, and plant-derived growth factors for renewal.
They come together most fully in the Rejuvenate & Restore Growth Factor Serum, which layers collagen peptides, a plant-derived growth factor and an expression-line peptide in one bottle, encapsulated for stability and formulated for twice-daily use. It's the serum to reach for when firmness and expression lines are the priority.
Rejuvenate & Restore Growth Factor Serum combines collagen peptides, a plant-derived growth factor and an expression-line peptide, formulated for morning and night.
Blend one pump with your other serums.
$240.00
