I know at one time we had a discussion going about excessive ear wax. I was reading an article written by my son's nutritionist and came across this.
Even on a high fat diet, essential fats can be deficient. Symptoms of essential fatty acid efficiency include dry, flaky or bumpy skin, wax build-up in the ear, toe walking and excessive thirst.
None of my kids have had excessive ear wax but I have noticed it in some kids in school. They are usually the ones that have problems with staying focused.
If you want to read more here is the link
http://www.kellydorfman.com/pages/459019/index.htm
--Judy