12 ingredients to avoid in cosmetics to be harmful

Cosmetics are items that we use on a daily basis and unless they cause us irritation or an allergic reaction, we rarely stop to check the ingredients.

We choose these types of products for color, smell, price, or any other reason related to taste, but we have to start reviewing the labels and knowing what ingredients should be avoided in cosmetics.

    12 ingredients to avoid in cosmetics

    Some chemicals in cosmetics are so harsh that they have been banned in some countries, but in many others they are still on the market and you need to know about them to avoid buying products with these ingredients.

    Regardless of the price of cosmetics in the market, many include to a greater or lesser extent some of these chemicals that we should avoid applying to our skinAs some have been tested for damage with continued use and in some cases have been shown to be able to promote the onset of cancer.

    1. Parabens

    They are used as preservatives because they serve to ward off bacteria. They are very cheap to produce, so many cosmetic brands use them.

    However, parabens they cause alterations in the body’s hormonal functions which is known as endocrine disruptor therefore in France and Denmark have been banned.

    It is for this reason that parabens are one of the ingredients to avoid in cosmetics.

    2. Diethanolamine

    DEA, PIXA and TEA are compounds which they are found in soapy products and cause, among other things, the retardation of hair growth.

    They are widely used in order for the products to acquire a creamier texture or to be more foamy, some sensitive people show irritability of the skin and eyes. The worst risk with these three compounds is that added to other components potentiates carcinogenic effects (Although the danger is not very high).

    If any of these ingredients appear on the label, it is a cosmetic product to avoid.

    3. Siloxanes

    Siloxane is used to soften and soften cosmetics. Although there is no definitive study, they are suspected of impairing hormonal functions and they cause liver toxicity.

    If your beauty products read cyclomethicone or any compound that ends with “siloxane” on the label, then this product contains ingredients that are best avoided in your regular beauty treatments or treatments.

      4. Aluminum

      Aluminum is used in antiperspirant deodorants, And has been linked to the onset of breast cancer. Unfortunately, it is very common to find it in any brand of deodorant, although it is a harmful ingredient that should be avoided.

      5. Lead

      It’s like that, many lipsticks contain lead. Although the amount they contain is very low, the truth is that the body absorbs it and if we think that lipsticks are very frequently used products, we can realize that we have been very exposed to lead. .

      The recommendation is to check the lipstick label and if there is lead, throw out this cosmetic because it is harmful.

      6. Ammonia

      Although this ingredient is one of the least aggressive in the long list of harmful ingredients in cosmetics, ammonia causes problems on the scalp.

      It is widely used in dyes and is contraindicated in people with seborrheic dermatitis or scalp eczema.

      7. Polyethylene glycol (PEG) compound

      This ingredient is used by cream bases and has been found relationship with damage to the nervous system.

      If the label says ingredients such as “ethyl” or “glycol”, it is a product containing harmful compounds.

      8. Silicones

      They are mainly found in makeupBut also many shampoos and conditioners contain it. They are not toxic, but prolonged use damages the skin, scalp and hair surface.

      These types of compounds are considered to be harmful ingredients in beauty products because they permeate the skin and hair, causing them to stop “breathing” so at first you may feel that the appearance improves over time. , they damage it.


      Chemically, they are one of the simplest aldehydes that exist. They are flammable volatiles and are used in cosmetics to set nail polishes and body lotions.

      It is highly allergenic, but what is really alarming is that the WHO considers it to be a harmful ingredient that can cause cancer. Formaldehyde is one of the harmful ingredients in cosmetics to avoid.

      10. Phthalate

      Its most detrimental feature is that it has been shown that acting alongside other chemical compounds can promote the development of genetic mutations and affect the function of hormones, causing reproductive problems.

      At one point it worked as a substitute for formaldehyde because it was also used for fixing nail polish lacquer. However, in the face of these findings, it is best to check whether the label contains phthalate as a cosmetic ingredient and if so, to avoid its use.

      11. Pfelendiamine

      It is a compound derived from anilines. Used for its ability to give color and its low cost it is therefore commonly found in hair dye. It appears as CI and a 5-digit code.

      This ingredient is harmful in cosmetics because in addition to causing irritation, it has been shown to have allergic reactions to asthma and, being a compound derived from coal tar, it is highly carcinogenic.

      12. Sodium lauryl sulfate

      It is used as a cleaning agent to make suds, and its use is common although it is known to cause cancer.

      Sodium Lauryl Sulfate is a harmful component in cosmetics, so when it is on the label, it is best not to use it.

      Bibliographical references:

      • Winter, R. (2005). Consumer Cosmetic Ingredient Dictionary: Comprehensive information on harmful and desirable cosmetic ingredients (pocket-to-pocket). United States: Three Rivers Press.

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