Linoleamidopropyl Pg-Dimonium Chloride Phosphate

Linoleamidopropyl PG-dimonium chloride phosphate is a cationic, lipid-derived conditioning/anti-static agent used at low levels in haircare and some barrier-supporting skin products to improve feel and reduce irritation from harsher surfactants. In clinical use, these quaternary conditioning agents are generally well tolerated at typical concentrations but can still cause stinging or irritant contact dermatitis in highly reactive or eczema-prone individuals, especially on compromised skin. Given its cationic nature (which raises irritation potential versus inert emollients) but low typical use levels and conditioning role, a gentle score is most consistent with patient safety. Safety Notes: Linoleamidopropyl PG-dimonium chloride phosphate is a cationic phospholipid-like conditioning/emulsifying agent most commonly seen in hair/skin conditioning systems and cleansing products at low inclusion levels (~0.05–0.5%) where it boosts feel and deposition. In consumer-available high-conditioning rinse-off and leave-on formulas (e.g., richer conditioners, cleansing creams, barrier/conditioning lotions), total use levels can reach a few percent, with upper-end market observations around ~3–5% depending on whether the supplied raw material is active or diluted; higher levels are typically constrained by viscosity/clarity, sensory tack, and potential irritation common to cationic systems rather than by a specific EU/FDA numeric limit.