Is it effective if you keep using one pack a day?

pu1. Good! After doing it for a week, my skin looked different

2020-04-23

OK

pu2. They say it's not good to do it for a long time because your skin gets sensitive

2020-04-23

OK

pu3. I heard it's good to have good skin, but not for a long time

2020-04-23

OK

pu4. No, no. It's not good for a long time

2020-04-26

OK

pu5. It's good to do it for a week during the change of seasons. If you do it for a long time, your skin

2020-04-27

OK