section_heading: Biološka svojstva
paragraph_text: Vernix caseosa pruža plodu električnu izolaciju, koja je vjerojatno važan aspekt u razvoju fetalne anatomije.Riesenfeld B, Stromberg B, Sedin G. The influence of vernix caseosa on water transport through semipermeable membranes and the skin of full-term infants. Neonatal Physiological Measurements: Proceedings of the Second International Conference on Fetal and Neonatal Physiological Measurements, 1984:3–6. Sirasti maz je hidrofoban zbog lipida u svom sastavu.