On the method of alternating the use of fruit acid and salicylic acid
The principle of skin care is related to the way of maintenance. Fruit acids, such as glycolic acid, have the power of rejuvenating the skin, can exfoliate, make the skin new and tender; salicylic acid is good at penetrating deep into the pores, clearing oil, suppressing acne, and making the skin clean.

However, both of them are irritating to a certain extent. Whether they can be used alternately needs to be investigated in detail. If the skin is well tolerated and wants to improve a variety of skin diseases, such as acne and roughness, or you can try the alternating method.

At the beginning, it is advisable to try it with a low concentration. For example, take an appropriate amount of low-concentration fruit acid first, apply it thinly to the surface, and observe the skin reaction. If you don't feel uncomfortable, you can change to salicylic acid after the skin adapts for a few days. When applying salicylic acid, you should also pay attention to whether the skin is reddish or tingling.

Alternate frequency, not too often. Skin repair takes time. If it is replaced frequently, it may damage the skin barrier. At the beginning, it can be changed every three days. As the skin adapts, gradually adjust it to two days, but it must not be changed every day.

And during the use of both, sun protection is particularly important. Both of these can make the skin more sensitive to light. If there is no protection, it is easy to cause pigmentation. When going out, you must use physical sun protection such as parasols and wide-brimmed hats first, supplemented by appropriate sunscreen.

If the skin discomfort intensifies during use, such as redness, swelling, itching, or even, stop using it immediately and seek medical consultation to avoid excessive skin damage.

In short, the alternating use of fruit acid and salicylic acid can be used as a skin care method. However, it must be done with caution according to your own skin condition in order to achieve the purpose of skin care.