why are ammonia solution and phenol used in certain lip cream preparations?

Subject: why are ammonia solution and phenol used in certain lip cream preparations?

Date: Mon Mar 19 17:38:05 2001
Posted by sangita
Grade level: undergrad School: kings college london
City: london State/Province: london Country: uk
Area of science: Other
ID: 985041485.Ot

Message:


I would like to know because I thought that these substances would irritate 
rather than heal the surface of lips. So I found it rather confusing to find out 
that they were present in lip treatments which were meant to heal chapped, 
cracked lips which can sometimes develop cold sores? Thank you

Re: why are ammonia solution and phenol used in certain lip cream preparations?

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