Scraping Gua Sha without oil can scrape, but need to use other media, such as cool water, vegetable oil, petroleum jelly and so on.
Gua Sha is to Chinese medicine meridian acupuncture point theory as a guide, through the special scraping apparatus, dipped in a certain medium, in the body surface parts for repeated scraping, friction, so that the local skin appears red corn, or dark red bleeding points, so as to achieve the effect of blood circulation through the role of a therapy.
Scraping Gua Sha if not dipped in any medium, easy to cause skin breakage, pain. Scraping Gua Sha can not use oil, but need other media, such as cool boiled water, vegetable oil, petroleum jelly, moisturizing cream and so on. These mediums can make the skin in the scraping area smooth and reduce localized damage and irritation when the scraping board repeatedly scrapes and rubs the skin.
It is recommended that patients who experience discomfort and need gua sha treatment should go to a regular Chinese medicine hospital and be guided and operated by a professional doctor, and should not operate blindly on their own to avoid causing skin damage.