Oligopeptide-197 is a synthetic short-chain peptide used in cosmetic formulations for its proposed skin-conditioning and signaling effects, often marketed for soothing or anti-redness benefits. Clinical evidence in peer-reviewed literature is limited, and most data come from manufacturer or formulation studies.
| Reported effect | How often | Notes |
|---|---|---|
Mild transient irritation or stinging | Uncommon | Typically associated with the overall formulation rather than the peptide itself. |
Erythema (redness) at application site | Rare | Usually mild and self-resolving. |
Contact allergy / sensitization | Very rare | Peptides are infrequent sensitizers; reported cases are sparse. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.