Potassium Ion Channels

Have potassium ION channels been discussed here previously? it seems this cambridge startup thinks this is the secret sauce behind hair regrowth. They have a nice marketing video here:
http://www.trx2.com/store/the-science/


Their product has nothing proprietary rather than the "delivery mechanism" and "formulation amounts." Although they seem reputable and have great marketing i don't think its worth the hefty price. Here is a list of all the ingredients and some CS has previously promoted some such as L-Carnatine

http://www.trx2.com/store/wp-content/uploads/2011/04/TRX2_label_22_november.jpg

Are we doing anything within our regimens to address all this? Is this even significant? What are all your thoughts?

http://www.fasebj.org/content/22/6/1725.full.pdf