Hello. Minoxidil helps blood circulation, but only for hair growth. It is not suitable for the treatment of erectile dysfunction. You can read more on this website
https://phlebotomynearyou.com/phlebotomy-classes-online/. My friend uses minoxidil and says that it helped him, but be careful because it affects erectile dysfunction. If you have a great desire to grow a beard, then you'd better not shave for one month and go to a barbershop. There the master will be able to tell you whether it is worth using something at all. In my experience, I can say that the beard oils and soaps that are sold in the barbershop are beneficial for growth.