Many nipple creams are specifically safe for ingestion by infants, to facilitate breastfeeding. This makes them preferable to using other moisturizers for dry skin unsuitable for infants.
Some products may contain ingredients babies should not consume and require washing off before breastfeeding, so check the instructions thoroughly.
All the nipple creams in this article are safe to leave on when breastfeeding.
Additionally, people with allergies should review product ingredients to ensure they will not cause reactions.