one thing to avoid if you have skin problems is lanolin. this wool oil is a known acne causing agent and is present in several excellent shaving creams including musgo real and mitchell's wool fat.
if you're looking for something mild for the face, it's hard to beat pure glycerin soap. it's about as basic as you can get. whether you go for col. conk, or honeybee, mama's or em's, a pure glycerin without an artifical fragrance should do you very right
"Life is what happens to you while you're busy making other plans" John Lennon