Ingredient

Peptide (Matrixyl)

On labels: Palmitoyl Pentapeptide-4

Signal peptide that may help skin look smoother and firmer.

What it does

Smooths the look of lines

Evidence

Evidence: Limited · Mostly lab or early data so far.

Often chosen for

Fine lines, Skin that looks less firm

Skin types

Dry, Oily, Combination, Normal, Sensitive

Typical amount

ppm in a formula

Best time

Morning or evening