Here at Actual Mushrooms, we make use of the cultivated option, Cordyceps militaris. It is the only kind of Cordyceps species which can be commercially cultivated at scale to make a mushroom (fruiting body), and it is now pretty well known to be used in dietary supplements. Just be sure https://dallasfikqx.ampedpages.com/the-definitive-guide-to-lion-s-mane-59122858