Safflower oil should not be used on wounds because it has a pungent, pungent odor and is relatively irritating to the skin. If applied to a wound, it can cause abnormal pain, burning sensation, and no healing effect, or worse, ulceration, bleeding, infection or oozing of the wound. Therefore, safflower oil should not be applied to broken skin or mucous membranes. The wound can be applied with aloe vera gel, iodophor, etc. to achieve the effect of anti-inflammation and pain relief. And safflower oil works to invigorate blood and remove blood stasis, mainly for bruises and rheumatism bone pain and other symptoms, must be used with caution. This is also true for sensitive skin. Some people will have allergic reactions, which can even lead to anaphylaxis. In addition, pregnant women must not use it.