Germanium (锗):

Germanium helps to improve the immune system and boosts the body's oxygen supply, making a person feel more alive.
Germanium can also protect the user against radiation.

Titanium (钛):

Titanium corrects biological electrical currents disruptions, thereby eliminating any unpleasant and painful symptoms such as muscles pain and brings about relaxation.

It can also help improve metabolism, and encourages cells to expel toxic wastes more easily.