Rhodiola rosea capsules can mainly enhance the tolerance of hypoxia and improve the blood supply of heart and cerebrovascular diseases. Rhodiola rosea capsules have a very good effect of preventing plateau reaction. Before preparing to travel into Tibet, it is recommended to take Rhodiola rosea capsules two weeks in advance, which can improve the ability to tolerate plateau reaction and not to have a sudden strong plateau reaction. And you should also insist on taking it during the period of going into Tibet. If you have symptoms of chest tightness and dizziness after entering Tibet, you should insist on taking it even more. In addition, you can also take Rhodiola rosea capsules before preparing for a long flight or train ride, so as to avoid the discomfort caused by suddenly passing through the plateau area.