Methylene blue is a hashtag paradise on TikTok, where 5,500 #bluetongue videos were posted. Why? Ignoring the normal idiocy seen on the site there are all kinds of claims that it does wonders for [you name it].
methemoglobinemia
It took me the usual three minutes to come up with these. Either 1) I'm really fast or 2) there is so much craziness out there that a stoned marmoset could have done the same job, and maybe in two minutes. I'd go with #2.