Azelaoyl Bis-Dipeptide-10

Azelaoyl Bis-Dipeptide-10 is a modified peptide (often positioned for soothing/anti-inflammatory and barrier-support) typically used at low concentrations, where peptides generally show very low rates of stinging or erythema in use testing compared with true exfoliating acids or retinoids. While the azelaoyl moiety is related to azelaic acid, this is not used as a low-pH keratolytic active and is not associated with the same predictable burning/peeling profile; irritation risk is mainly limited to rare individual reactivity or formula context (other actives/preservatives). Given sensitive-skin safety priorities and the overall low irritancy profile expected for peptide derivatives at typical use levels, it fits best as very gentle rather than inert. Safety Notes: Azelaoyl Bis-Dipeptide-10 is a specialty peptide/azelaoyl conjugate typically used in leave-on serums and creams; in mass-market formulas it commonly appears at very low, label-supporting levels around 0.01–0.1% as part of multi-peptide blends. Higher-strength consumer products marketed for pore appearance, texture, and sebum control have been observed using dedicated peptide actives around 0.5–2.0% when the ingredient is a hero active rather than a trace component. Use in rinse-off products is uncommon and generally trends toward the low end due to short contact time and cost.