Cosmetology

Fruit acids and skin whitening


If you mask your freckles with a tan, then you have something to worry about, because the skin can become uneven, somewhere darker, and somewhere lighter. And even worse are age spots.


The best time to get rid of these problems, if you still did not follow the advice of mystylex.techinfus.com/en/ and tanned without sparing your skin, is October. You can conduct a course of home or salon peels. We have already said that before getting rid of pigmentation, it is necessary to find out its cause of origin - whether it appeared from microtrauma, hormonal changes, or from excessive ultraviolet radiation. How to restore the former freshness?


For example, sun spots can be treated with special cosmetics, some of them act only on the surface of the skin, others penetrate deep enough and are able to suppress the synthesis of melanin, and age spots can be cured only with the help of hardware procedures or acid peeling. Fruit acids take an active part in acid peeling. These include malic, citric, tartaric, glycolic, lactic acids, and salicylic acid has a similar effect.


Lactic acid is formed under the influence of bacteria during lactic acid fermentation of sugary substances. Glycolic acid is found in sugar cane. Acids processed into cosmetics are like peels.


Glycolic acid in cosmetology

In cosmetology, products containing fruit and salicylic acids, resorcinol, niacinamide are often used.


Alpha Hydroxy Acids (AHA acids) - fruit acids have already proven their effectiveness. ANA began to be used in the 70s by American cosmetologists as exfoliating agents for acne and whitening for the treatment of pigmentation. Then ANA began to be obtained from apples, grapes and citrus fruits, combining them with other biologically active substances and obtaining various cosmetics.


They help fight premature skin aging. AHA acids accelerate the exfoliation of the stratum corneum and renewal of the epidermis, promote better penetration of the whitening components through the skin. ANA dissolves in the skin the substances that hold the keratinized cells together, and thus there is a rapid exfoliation of the stratum corneum. The skin looks smoother, fresher and softer.


With long-term treatment with ANA drugs, the processes of renewal of deep-lying cells are stimulated, therefore, fine wrinkles are smoothed out, pigment spots are lightened. The acids remove the stratum corneum, opening the way for the brightening components. The skin becomes firm and elastic, and retains moisture better.


However, they can cause skin irritation and even hyperpigmentation. This can only be if they are used incorrectly. If you buy preparations with AHA acids and use them at home, you should know that their concentration in a cosmetic preparation should not be more than 4%. High concentration can cause irritation.


preparations with ANA acids

When using the ANA at home, testing must be done first. If the skin responds with redness by 4%, you should immediately wash off the product and try to apply with a lower concentration (2.5 - 3%). If the skin continues to protest, treatment with ANA drugs will have to be canceled. But if your skin accepts products with a 4% concentration, then use this product for 4 - 6 weeks, and then, start using products with a 10% concentration, but with great care (for a short time - 2-3 minutes).


The preparatory stage is required. ANA peeling does not work instantly, everything happens gradually over several days.


As a rule, non-professional preparations contain 2-3% ANA content.But in order to significantly improve the skin, the content of these acids must be at least 70%. For a non-professional cosmetic product, this is unacceptable, as it will certainly lead to severe side effects. Therefore, salon procedures are more effective, since your skin is under the constant supervision of a beautician.


The higher the concentration of ANA in cosmetic products, the less time these products are on the skin. If the beautician does everything right, side effects are rare. In any case, when treating with fruit acids, be careful not to go out in the sun without a protective cream. In addition, for those with rosacea of ​​the skin, treatment with fruit acids is not suitable. However, when using preparations with ANA, which also contain strontium nitrate, the risk of complications in rosacea is reduced, which makes it possible to treat any type of skin, even in the presence of rosacea.


Cosmetics with ANA are preparations that contain various substances depending on their purpose. One of the most effective acids in the fight against pigmentation is recognized as the active form of niacin or niacinamide, also known as vitamin B3.


The enzyme tyrosinase is responsible for the formation of pigment, which promotes the synthesis of melanin, which becomes too much due to solar radiation or other reasons. Melanin accumulates and forms the so-called pigmentation foci. Niacinamide suppresses the activity of already produced tyrosinase, that is, the production of the enzyme does not change, but the signal for melanin synthesis is suppressed.


In other words, niacinamide performs two functions at once - it reduces the synthesis of melanin and the intensity of its delivery to the cells of the epidermis. Unlike other acids, niacin does not irritate the skin and strengthens blood vessels. Usually the best concentration in the composition of the product is considered to be 2-4% niacinamide. If, when applying the product to the skin, you see a slight redness that will go away after 15 minutes, everything is in order - the product contains a sufficient amount of niacinamide.


Glycolic acid in cosmetology

Besides niacinamide, bearberry extract also works.


If you decide to use products with ANA - acids ...


- Refuse to use professional cosmetics for any purpose, especially with the content of AHA acids. This can only be afforded under the supervision of a beautician in beauty salons. It is better to spend money on a salon than to pay for an expensive professional cosmetic and purchase problems.


- Do not use products with ANA - acids for girls under 25 years old. At this age, the skin itself is capable of renewing itself, it is not necessary to stimulate it additionally, otherwise it will “get out of the habit of working”.


- don't expect an instant effect. Non-professional cosmetics with fruit acids act gradually.


- in non-professional cosmetics, grape and citric acids are more often used, they should be indicated on the package. Otherwise, a fake is possible. If you buy a fruit acid cream from a store you can trust, you are unlikely to harm yourself, since the concentration of active substances in it is low.


- use protective equipment during whitening procedures. At this time, any contact with ultraviolet radiation has negative consequences.


- the best time for whitening procedures is from October. Chemical peeling should not be carried out from May to September inclusive, since during this period the sun is most active.


- for the fight against pigmentation to be most effective, it is necessary to fight constantly with mild lightening agents, and intensive whitening should be carried out as a course of treatment.


When the decision is made fight pigmentation, be patient and choose the most gentle of all means. Don't expect instant results, follow your doctor's recommendations.


What products do cosmetologists recommend? We will talk about this next time.


Skin whitening acids
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