medela Purelan™ Lanolin cream Breastfeeding nipple cream. If you have breastfeeding problems, PureLan cream protects your nipples against dryness during breastfeeding. The cream contains 100% pure lanolin (wool wax) without any natural additives or preservatives. It can also be applied to other areas of dry skin. PureLan cream is so safe that it can even be used on your baby's skin. LTKfamily LTKbaby LTKbump