it will stop bleeding, but since it is most likely on your face, there are many more blood vessels in your face so cuts on the face and neck area generally take longer to coagulate anyway.
You can't necessarily "stop" acne but you can do things that can lessen the effects. Using products that contain retinol-A are a very common solution to preventing or treating pimples. Another way...
Plasma in the blood becomes sticky and clogs the wound. Blood flow then continues around it. Healing takes places as the skin reproduces asexually (mitosis) to replace the damage cells.
put pressure on the wound. Say you fell and scraped your knee, first you get a wet paper towel and clean up as much as possible and then get a dry towel then hold it on your wound applying a little...
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