i find body oils to be great moisturizers. things such as argon and jojoba oils seems to moisturize and soften my skin pretty well. only downside compared to a lotion type of moisturizer is that it tend sot keep your skin a bit oily and greasy until it has time to absorb.
I like to jerk off and then smear the fresh jizz all over my cock and balls. note that you need a decent-sized load to cover all that surface area depending on your Genital Situation - li'l dribblers may have difficulty with this.
Caustic soda, concentration is usually a matter of taste. Be sure to let us know how it works out.
If you’re not keen on the smell toothpaste is another good alternative.