Polyglyceryl-3 diisostearate is a nonionic water-in-oil emulsifier used in creams, colour cosmetics and anhydrous systems. Its functions in these formulations include pigment wetting, emulsion stability and skin feel. The chemical record describes it as a diester of isooctadecanoic acid with triglycerol. The material is a clear to yellow viscous liquid. The catalogue lists a cosmetic grade, with packaging formats of 25 kg and 200 kg drums. Cosmetic use is subject to the applicable cosmetic-ingredient conditions.