Please invest some of your time into answering the questions in this survey:
Peeling Lips / Exfoliative Cheilitis Survey
Cause patterns may emerge giving answers to burning questions. Also, patterns may save time and money to other people.
If some expensive remedy appears to be ineffective in 95% of people who tried it, why would you even consider wasting your time and money trying it.
On the other side, if a remedy shows to be effective in 50% of people who tried it, maybe you should also try it.
50% chance is not a bad deal.
Best of health