One of our company's flagship products is Anti-allergy series,Cell Culture Media,cell culture media components, we also produce a wide range of cosmetic products, including Cell Culture Media, cell culture media components.Skin allergies are a very common form of allergies, and 20% of people have skin allergies. Symptoms of skin allergies are itching, and the face appears red. It may also be accompanied by redness and swelling, blisters, or scarring of the lesions and liquefaction. These lesions vary in shape and size. Occasionally, chest tightness, numbness, swelling, etc. may occur; when these symptoms appear, it is skin allergies. Other skin allergy symptoms include itchy skin, sneezing, runny nose, tears, rashes, airway obstruction, or skin conditions such as urticaria. In extremely rare cases, an allergic reaction can even be life-threatening, such as a condition called anaphylactic shock.