Polyglyceryl-3 Methylglucose Distearate

Polyglyceryl-3 Methylglucose Distearate is a non-ionic emulsifier and skin-conditioning agent typically used at low percentages (about 1–5%) in creams and lotions, and it is generally well-tolerated because it lacks the strong protein-denaturing potential seen with harsher surfactants. Clinical experience and patch-test reporting suggest a low rate of irritant reactions, but compromised skin barriers (eczema, post-procedure) can still sting or react to any emulsifier due to barrier disruption and cumulative exposure in full routines. For safety in highly reactive populations, I rate it as very gentle rather than exceptionally gentle. Safety Notes: Polyglyceryl-3 Methylglucose Distearate is a nonionic O/W emulsifier commonly used in consumer leave-on creams/lotions; at the low end (~0.2–1%) it appears as a secondary co-emulsifier/stabilizer in lighter emulsions and serums. In richer moisturizers, body butters, sunscreens, and barrier creams it is often used as a primary emulsifier system at ~2–6%, with the highest OTC levels around ~7–8% in very high oil-phase, waxy, or anhydrous-adjacent emulsions where added lamellar structure/viscosity is needed. Rinse-off products generally sit toward the lower-middle of the range because high levels can feel heavy and are less cost-effective, while leave-on products more commonly reach the upper end.