390KiB, 455x606, file.png View SameGoogleiqdbSauceNAO Anonymous Wed 09 Sep 07:03:12 2020 No.12100719 ViewReplyOriginalReport Quoted By: >>12100727 >>12100738 >>12100753 >>12100802 >>12100875 >>12103146 >>12103279 >>12104326 i scratch the sebum out of my scalp everyday in the shower and i use nioxin and minoxodil. nightly scalp massages 10 minutes. is there any science backing up the sebum that removing it improves hair ?