On the network or circle of friends there are a lot of “pure Chinese medicine formula”, “skin problem nemesis”, “a wipe effect”, “N days let you white! “and so on the efficacy of the skin care products, consumers in the trial will find that this type of “skin care products” on the initial use of the skin condition quickly turn good, but after a period of time, the skin becomes very easy to allergies, and if you stop, the skin will become worse, so you can only continue to use, and the long-term use of the skin will lead to thinning, allergies, redness and even capillaries. The long-term use leads to thinning of the skin, sensitivity, redness, swelling and even capillary dilatation or repeated rashes. This is the formation of hormone-dependent dermatitis, because of the use of hormone-adulterated cosmetics. In mild cases, the symptoms are: erythema, redness or pimples, dryness, flaking, tightness or itching, and recurrent sensitization. In severe cases, acne-like papules or nodules, pustules and other stubborn rashes appear. Due to epidermal thinning, atrophy, skin barrier function is impaired, lost the ability to resist stimuli, the slightest wind, temperature changes, ultraviolet radiation, food stimulation, rashes and allergic symptoms. Therefore, when choosing skin care products, you must keep your eyes peeled, try to choose a big brand recognized by the relevant health licensing department, and go to regular retail stores to buy, avoid through the unauthorized network way. Also be careful with the use of skin care products and cosmetics sold in beauty salons, and consumers who have developed inflammation should immediately stop using cosmetics and go to the hospital in time to receive treatment.