And fruit acid beauty effect contrast
Salicylic acid (BHA) is extracted from the Holly leaves of willow bark and is also called plant acid.Alpha hydroxy acids (AHA) are extracted from sugar cane;Is two kinds of different raw materials extraction of acid both can accuse oil, cutin remove acne shrink pores weak printing density more than 50% of the fruit changes skin only a dermatologist can operate, and salicylic acid in skin no matter how much concentration are classified as medical treatment, it is worth noting that there are a few people who are not suitable for the use of any concentration of salicylic acid, so it is impossible to carry out the general beauty salon is, in the salon concentration of less than 40% of the fruit changes skin is legally allowed to, by comparison with salicylic acid is much safer than acidityAs for the effect, salicylic acid only lock in the superficial stratum corneum, just pure treatment and blocking effect, change the type of skin is only a temporary, 
Chemicalbook while fruit acid into the dermis radically change the skin, can be cured, as for dermal damage to formation of blain hole, the role of salicylic acid is powerless, and salicylic acid could not called salicylic acid in the skin, can only be called salicylic acid treatmentSalicylic acid in effect and safety of skin with fruit changes skin is different, for there is no toxicity of fruit acid, can use up from low to high (8% - 15% - 20% - 30% - 40%), get used to that won't burn skin and disfigured have any side effects and salicylic acid is toxic, high concentration is not suitable for use on the face, have a certain concentration limits, concentration from 3% to 6% salicylic acid can be used cutin, more than 6% of corrosive to the skin, a high concentration of 40% salicylic acid has strong corrosion properties of horny layer.
Function
Salicylic acid commonly used in the treatment of various chronic skin diseases in dermatology, such as acne (acne), ringworm and so on.
Salicylic acid can remove the horny, sterilization, anti-inflammatory, which is very suitable for the treatment of acne caused by clogs, the international mainstream acne products are salicylic acid, the concentration is usually 0.5 to 2%.
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