As influencers tout methylene blue as a cognitive enhancer and anti-aging solution, experts caution about its serious risks ...

Cyanide also preferentially binds to the ferric ion of methemoglobin, but endogenous concentrations of methemoglobin are quite low. The mechanism of action of amyl nitrite and sodium nitrite as ...

Methemoglobinemia (metHb) is a rare medical condition that reduces the ability of red blood cells to deliver oxygen to cells. It is caused when a protein called methemoglobin is overproduced ...