Methyline Blue is tricky to test because it really does turn things super blue. Interestingly, this is sometimes used as a powerful placebo in other studies, si

Methyline Blue is tricky to test because it really does turn things super blue. Interestingly, this is sometimes used as a powerful placebo in other studies, since it sure does convince people they aren't taking a sugar pill! https://en.m.wikipedia.org/wiki/Methylene_blue#Placebo https://en.m.wikipedia.org/wiki/Methylene_blue#Placebo