The effect of foot soaking with red and green peppercorns is the same. Red and green peppercorns just contain different coloring, soaking feet is the same effect.
Peppercorns, as a traditional Chinese medicine, have the effect of warming the middle and relieving pain (by warming the spleen and stomach to relieve pain), killing insects and relieving itching. So soaking feet in peppercorn water can have a certain effect of warming the meridians and dispersing cold. Peppercorns can also be used with saffron and mugwort to soak the feet, used to alleviate the lower focal cold, cold feet and other conditions.
Peppercorns have the effect of killing insects and relieving itching, so they can also be used to treat some skin diseases, such as eczema, itching and so on.
Finally, it is recommended that when you soak your feet in peppercorn water, after boiling the peppercorn water, make sure to let the water dry and warm before soaking, so as not to irritate the skin.
The adverse reactions and contraindications of peppercorns are not clear. However, it should be noted that the role of pepper foot soak is limited and cannot replace the therapeutic effect of drugs.