Recognize that skin care products can damage your skin

alcohol

Alcohol has two Achilles heel, so we can't use it for a long time. First, alcohol is extremely volatile, and it also removes moisture from the skin when it evaporates, leaving the skin dry. Second, the higher concentration of alcohol has a strong decomposition ability. When it decomposes the facial oil, it also destroys the skin's own water-quality membrane, making the skin vulnerable and sensitive, and even denatures the keratin protein. Therefore, special attention should be paid to the use of alcohol-containing skin care products during the dry season.

Salicylic acid

The first use of products containing salicylic acid, the skin feels like the egg of the shell, it is tender and slippery, in fact, the reason is very simple, salicylic acid has the effect of eliminating aging keratin. However, keratinocytes are renewed once every 28 days, excessive removal of the stratum corneum, the skin's defense will be worse, erythema, itching, tingling or allergies may occur, so use salicylic acid requires caution, it is best to avoid contact with eyes, face, Genital organs and mucous membranes. There are also a few people who are allergic to salicylic acid, and it is not appropriate to use any concentration of salicylic acid.

Fruit acid

AHA is mainly used to make your skin thinner, so as to have a whitening and exfoliating effect. Although the effect is obvious when used, you will soon find that the skin becomes thin and sensitive, and you can see and even see the capillaries under the skin. Moreover, the acidity of the fruit acid is very strong, and it is particularly easy to tan in the morning.

Mercury and its compounds

Mercury and its compounds are banned chemicals in cosmetic ingredients, but are often added to whitening, whitening and freckle products by some small, informal cosmetic workshops. If such products are used for a long time, mercury and its compounds can penetrate all the organs and tissues of the body through the barrier of the skin, causing damage to the body, especially to the kidneys, liver and spleen, thereby destroying the activity of the enzyme system. Coagulation of protein, tissue necrosis, and symptoms such as fatigue, fatigue, lethargy, apathy, emotional instability, headache, dizziness, tremor, etc., accompanied by hemoglobin content, decreased red blood cells, white blood cell count, liver damage, etc. There are peripheral sensation diminished, visual field narrowing, hearing impairment and mutual dysmotility.

Arsenic and its compounds

Arsenic and its compounds are considered to be carcinogenic substances. Long-term use of cosmetics containing high levels of arsenic can cause skin diseases such as dermatitis and pigmentation, eventually leading to skin cancer. Arsenic and its compound poisoning mainly manifests as peripheral nerve inflammation, such as pain in the limbs, difficulty walking, muscle atrophy, hair becoming brittle and easy to fall off, skin pigmentation is high, and may even turn into skin cancer.

Lead and its compounds

Lead and its compounds are usually added to hair dyes. According to national regulations, the content of lead in hair dye products must be less than 0.6% (pb), otherwise it will produce toxic side effects. Lead and its compounds are absorbed through the skin, which may harm human health, especially affecting the hematopoietic system, nervous system, kidney, gastrointestinal tract, reproductive system, cardiovascular, immune and endocrine systems. For pregnant women, it may affect the fetus. Health.

Cadmium and its compounds

Zinc compounds commonly used in cosmetics, the raw material sphalerite often contains cadmium. For this reason, as an impurity component, the content in cosmetics should not exceed 40 mg/kg. Metallic cadmium is very toxic, but cadmium compounds are highly toxic, especially cadmium oxides. Cadmium and its compounds are mainly harmful to the heart, liver, kidney, skeletal muscle and bone tissue, and may also induce hypertension, heart expansion, premature death and lung cancer.

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