Why Does Blood Taste Coppery?

Blood is rich in iron, which is why it causes a metallic taste in your mouth.

Why does blood taste like that?

Blood naturally has a metallic taste because of its iron content.

Is it normal to taste blood running?

Wait, what? It might sound odd to some, but many athletes are familiar with this happening when they work out. A metallic, bloody taste in the mouth during intense exercise is not uncommon. The taste often isn't accompanied by any visible blood in your saliva, which makes it even more perplexing.