Created with a patented refining process, Lansinoh uses ultra-pure, medical-grade lanolin to help heal sore, cracked nipples, and major reason women discontinue breastfeeding. Lansinoh Brand Lanolin is the only lanolin available that contains no preservatives or additives of any kind, so it does not have to be removed before breastfeeding.  Also great for using on a sore bottom and any dry areas.  Available as 56g or 10g tubes.