Substances that increase the flow of blood to the surface of the skin and produce redness. They draw inflammation and congestions from deeper areas: nettle, mustard seed, cayenne, horseradish, black pepper, pine and thyme oil.
When rubefacients are applied to the skin they cause a gentle, local irritation and stimulate the dilation of the capillaries, thus increasing circulation in the skin. The blood is drawn from deeper parts of the body into the skin and thus often internal pains are relieved.
An agent that causes skin to redden. Active rubefacient occurs when an excess of blood occurs because of local or general relaxation of the arterioles. Passive rubefacient occurs when an excess of blood results from obstructing its outflow.
Affects immune system and reactivity due to its ability to produces a mild irritation, reddening of the skin and local vasodilatation thereby increasing the blood supply to the area of application. to top of page