1, bamboo vinegar and wood vinegar are the main components, but they are only responsible for stimulation and anti-inflammatory effects.

2. Tourmaline has certain adsorption capacity, and its radioactivity can be ignored.

3. Eucalyptus has antibacterial and antipruritic effects, and has a certain effect on treating beriberi.

4. As can be seen from the above, the self-made foot patch has a single effect, which is difficult to be competitive, and the components can be replaced with each other, which involves the cost problem and needs careful accounting and deployment.