active

Tetrapeptide-30 Solution

INCI: Tetrapeptide-30, Glycerin, Water

What is it?

Tetrapeptide-30 is a short, lab-made chain of four amino acids, proline, lysine, glutamic acid, and lysine, based on a fragment of an antimicrobial protein naturally found in skin. It's supplied pre-diluted in glycerin and water. Unlike a direct tyrosinase-blocking brightening active, its documented mechanism is ant...

How is it used?

Add it to the water phase, below 40°C for an oil-in-water emulsion or below 30°C for a water-in-oil one.

Forms

Available forms and grades affect how this ingredient behaves and how it should be selected for a formula.

Appearance

Color, texture, and physical characteristics can vary between suppliers and product grades.

Usage rate

Recommended incorporation levels depend on product type, supplier guidance, and the intended result.

Why we use it

Formulators choose this ingredient for specific performance, sensory, and stability benefits.

Strengths and limitations

Its advantages, compatibility considerations, and practical tradeoffs should be weighed during development.

Alternatives and substitutions

Possible replacements depend on the ingredient's role, desired skin feel, and formulation system.

Storage and shelf life

Appropriate storage conditions help protect quality and performance throughout the ingredient's usable life.

Tetrapeptide-30 Solution

What is it?

How is it used?

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