Heavy metals

Heavy metals in cosmetics generally refer to lead, mercury, arsenic, cadmium, chromium, neodymium, etc. For safety reasons, the content of heavy metals in cosmetics is strictly restricted, especially in unqualified whitening cosmetics, the content of heavy metals is often found to exceed the standard. These unqualified cosmetics seriously endanger the health of the human body.

Microorganisms

Microorganisms in cosmetics generally refer to the total number of colonies, fecal coliform bacteria, Pseudomonas aeruginosa, Staphylococcus aureus, mold and yeast. Microbes in cosmetics pose a serious threat to human health.

Harmful substances

The harmful substances in cosmetics mainly come from the chemical raw materials of cosmetics, and the banned and excessive use of chemicals are added.

Adding sex hormones to cosmetics can promote hair growth, eliminate wrinkles, increase skin elasticity and prevent skin aging, but long-term use of cosmetics containing hormones can easily lead to metabolic disorders and cancer.

Methanol as a solvent added in perfume and hair spray series of products, has an obvious anesthetic effect on the central nervous system, can cause brain edema.It has special selective effect on optic nerve and retina, which causes optic atrophy and leads to blindness.

Hydroquinone has whitening effect on the skin, widely used in freckle bleaching cosmetics, because of its toxicity, irritation, light lead to skin itching, allergy, erythema, burns and other adverse reactions.Long-term use of large areas will also produce toxic effects on human organs and systems, and cause exogenous leukoplakia, brown-yellow disease and leukemia, tumors and cardiovascular diseases.

Formaldehyde is widely used in cosmetics due to its antiseptic and sterilizing effects.Direct skin contact with formaldehyde can cause allergic dermatitis, color spots, necrosis, inhalation of high concentration of formaldehyde can induce bronchial asthma.