A gua sha tool still can be used if you have Botox or dermal fillers ― just avoid the treated areas. ” can be used on all untreated areas of your face, to even out the difference between the Botox and untreated skin,” Brindle said. “We recommend avoiding the treated area for 28 days after dermal filler treatment and 14 days after Botox. You can continue to use gua sha tools on other areas of your face.” FollowWildling on Instagram The gua sha practitioner will press the tool into the body with smooth, firm strokes in one direction. If gua sha is being carried out on the back, or back of the legs, a person may need to lie face down on a massage table. Gua sha is intended to address stagnant energy, called chi, in the body that practitioners believe may be responsible for inflammation. Inflammation is the underlying cause of several conditions associated with chronic pain. Rubbing the skin’s surface is thought to help break up this energy, reduce inflammation, and promote healing.