Fully circumcised and want more sensitivity.

Hi guys 24M here I am fully circumcised and am looking to increase the sensitivity of my head. I have dealing with a very desensitized cock for a while now and would like to change that. I’ve heard to try using Lanolin, but wanted to get some more thoughts and suggestions. I’m specifically looking for some type of moisturizer or topical to put on my head to help moisturize and for sensitivity