Cosmetic products are made from different kinds of chemicals. Some of these chemicals are harmful to our skin and health. They may irritate our skin and lead to allergies, pigmentation and even cancer. Therefore, it is important to know these harmful ingredients and check if they are included in the products that we are using or we are going to purchase.
Alcohol is widely used as the solvent for different type of cosmetic products including facial toners and fragrances. Small amount of alcohol may not be harmful to skin and health but can minimize skin pores. You should be reminded that there are two main side effect of alcohol. It carries away skin moisture and it dissolves natural sebum. Therefore, you skin may become dry and sensitive if the concentration of alcohol is high or if you have prolonged use.
Skin peeling with BHA and Salicylic acid is common for those wish to remove their acne scars. The concentration of BHA and Salicylic acid used in skin peeling is high and that should only be done by doctors. Some cosmetic products may also include BHA and Salicylic acid as their ingredients for a gentle exfoliating effect. But, it may not be a good idea to exfoliate your skin every day as skin cells renew once every 28 days. Over exfoliating with BHA and Salicylic acid may lead to skin itch, stinging, allergies and redness.
In the United States, the use of mercury in cosmetic products is illegal and banned. But mercury can be found in some low quality imported cosmetic products (for example from those from China). Manufacturers add mercury to cosmetic products to enhance their whitening power. But, mercury is extremely poisonous to human bodies. Once mercury gets into our bodies, our kidney, liver and spleen will be seriously affected.
Zinc compound is another common ingredient in cosmetic and skincare products. Zinc compound itself may not be poisonous, but it may contain Cadmium and its compound. Cadmium and its compound in small amount are safe, but they can be poisonous when the amount exceeds 40 mg per kilogram of the product. The side effect caused by Cadmium and its compound include damages to heart, liver, kidney, lung and bones.
Finally, it you have your hair colored a lot, you may need to pay attention. As these hair coloring products may contain lead. If the lead amount exceeds 0.6%, serious side effect may be resulted. These serious side effects include damages to blood system, nerve system, kidney, stomach, reproductive system and immune system. In addition, lead is extremely poisonous to fetus and therefore pregnant women should always avoid hair coloring.
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