Tetrapeptide-4
Tetrapeptide-4
TET
8/10
Concern level
High concern
Peptide Compound
Synthetic cosmetic peptide used primarily as a skin-conditioning agent. Tetrapeptide-4 is an oligopeptide made from four amino-acid residues, typically used in anti-aging and comfort-focused formulations to support the appearance of smoother, healthier-looking skin.
Pore-clogging
Non-comedogenic
Pregnancy
Safe
Regulatory
No data
Benefits
Anti-agingSoothingImproves TextureSupports Barrier Function
Chemical Properties
pH Range
4.00 - 7.00Typical Concentration
0.00% - 1.00%Skin Type Compatibility
dry skin8/10
oily skin6/10
sensitive skin8/10
acne prone6/10
mature skin9/10
normal skin8/10
Interactions
incompatible with: highly acidic formulas, strong oxidizing systems, formulation heat during processing
Risks & Warnings
Available public safety data are limited, but peptides of this type are generally low-risk in topical cosmetics. Possible concerns include rare irritation or sensitization from the finished formula, not usually from the peptide itself. Avoid use on broken or highly reactive skin if irritation occurs.
Vegan Cruelty-Free
