Natures Plus - Hema-Plex For Total Blood Health 30 Tablets 48700

Is this vegetarian or vegan? It used to be vegan, then it was changed to vegetarian.

Does it contain caffeine? It has green tea so I want to know how much caffeine is in it and is that what's giving me the energy from taking it?

can these large pills be cut in half?

What form of iron is in hemaplex?