1) Improve blood circulation and immunity.

2) Reduce fatigue

germanium function to human body :

1.  Germanium has function to adjust abnormal electricity position of human body

2.  Accelerate blood circulation, reduce fatigue

negative ion function  :

1  Activate cells: through cell membrane, it promote exchange of      calcium and natrium inside and outside membrane, and keep cells activity.

Blood purification

Resume fatigue: eliminate illness factors, quickly recover physical strength  

5,    Strengthen resistance capacity to disease , stabilize emotion

6   Restrain tumour cell growth