5 Toxic Ingredients You Need to Avoid in Beauty Products

This might shock you but the preservative you smelled when dissecting frogs in a science class can be found in many beauty products you use, including cleansers, nail polish, and even mascara.

Although formaldehyde serves as a preservative to prevent the growth of bacteria, it is regarded as a carcinogen by the International Agency for Research on Carcinogens.

Not only that, formaldehyde can also cause various skin allergic reactions and may even seriously damage the immune system. Your best bet is resorting to natural makeup products.