What can I do about cracked skin on heals?

Various. 20 % urea lotion usually is a good start.
Cracked skin. Treat your skin daily to re-moisturizing treatments that will help to heal and soothe dry, cracked skin with cerave cream. Though cracking can occur anytime of the year, it is especially common during the dry winter months and in the summer when open shoes are worn. Use super glue to close skin fissures and reduce the amount of pain.