I make a very effective salve with comfrey, olive oil and beeswax. Also make one with Balsam Poplar tree buds also known as Balm of Gilead.
Here is a link to directions for the last one:
http://www.natalierousseau.com/2017/04/11/how-to-make-poplar-bud-salve-herbal-home-pharmacy/