On the alternating use of retinol and glycolic acid
Mrs. skin care, retinol and glycolic acid are both wonderful products. However, there must be a reason and method for using the two alternately.

Retinol can promote skin cell renewal, smooth fine lines, enhance luster, and make the skin youthful. Glycolic acid is also not inferior, soluble in keratin, through pores, and makes the skin delicate and smooth.

However, both are strong. If used together, it may cause skin intolerance, redness, swelling, itching, etc. Therefore, it is a good strategy to use them alternately.

At the beginning, it is advisable to try a single species first. Taking retinol as an example, apply a little thinly to the face at night, and wait for the skin to adapt without discomfort. Glycolic acid is the same. You can choose the appropriate concentration according to the skin type in the morning and apply it gently.

As for the alternating method, you can use glycolic acid during the day and retinol at night. Because the skin has strong repair power at night, retinol helps it; use glycolic acid in the morning to clear the cuticles and welcome the dust during the day. You can also use it the next day depending on the skin's reaction to give the skin a chance to breathe.

Use both of these, sun protection is essential. Both increase skin sensitivity to light. If you don't use sun protection, it will damage the skin. Must wear high-multiple sunscreen, umbrella, hat, comprehensive protection.

In general, retinol and glycolic acid are used alternately, and the method can make the skin radiant and firm, radiant and radiant. However, the way of skin care, your mileage may vary, when you carefully observe the state of the skin, adjust it at the right time, it is the best.