RFK Jr Methylene Blue: What blue liquid is RFK Jr adding to his water on flight? Video sparks curiosity over Methylene Blue

In a viral video, RFK Jr was seen adding Methylene Blue in his water on a plane.

A video of RFK Jr adding a blue liquid through a dropper to his water has gone viral with people commenting it was Methylene Blue which could mitigate radiation exposure, could prevent colds etc. Social media users questioned whether Kennedy Jr who will become the Donald Trump administration’s health secretary, after Senate confirmation, is doing well health-wise and also whether he put an excessive amount of that blue liquid in his water.
MMA fighter Vance Elrod addressed the online curiosity and said Methylene Blue protects against oxidative stress, cold and also boosts autophagy if fasting on flight. “Also that dose I don’t recommend, but he’s spearheading a movement so I get it,” Elrod said indicating his disapproval for the high dose that Kennedy Jr took.

“Its methylene blue, known to be strong cancer cure and powerful prevention. Look it up. Its cheap, proven and will be well known within the next 6 months. Hes going to enlighten America,” one user wrote.
“People asking me about Methylene Blue, (seems to be a thing today after video of @RobertKennedyJr posted on
@X). Any curious should know that it has (weak) MAO inhibitory activity… net effect increased serotonin. I’ve never tried it,” an expert wrote.
“RFK Jr. drinks Methylene Blue on an airplane. Guy’s a machine. Confirm him now,” one wrote.
“Methylene Blue! Never leave home without it. I take 20 drops with flavored water to help cut the bitterness. Feel great. Massive benefits. Only downside, you’ll pee blue.
What is Methylene Blue?
Methylene Blue is a salt used as a dye and as a medication. Its injection is used to treat a condition called methemoglobinemia which occurs when the blood cannot deliver oxygen where it is needed in the body. This medicine is to be given only by a doctor.