Longevity enthusiasts are buzzing after reports surfaced that Robert F. Kennedy Jr. may be a fan of methylene blue. President Donald Trump’s pick to lead the Department of Health and Human ...

A recent viral video of Robert F. Kennedy Jr. using a bright blue liquid sparked widespread curiosity about methylene blue—a substance that has been making waves on social media as a supposed ...

They found methylene blue had an “extensive safety profile” and promoted various health effects. As proof, researchers identified the molecule’s use in medicine “for decades.” ...