What is the PA value of sunscreen and what does PA+++ mean

Sunscreen is also a kind of skin care product. It is quite common in summer. Many people will use it when going out, otherwise they will get tanned. So what is the PA value of this sunscreen? What does PA+++ mean in sunscreen?

What is the PA value of sunscreen?

The PA value of sunscreen refers to the sunscreen's ability to protect against ultraviolet UVA. Ultraviolet UVA can enter the dermis of the skin and is cumulative and irreversible to the skin. If accumulated over a long period of time, it is likely to cause dermatitis or skin pigmentation, etc. Therefore, when girls are choosing sunscreen, the PA value is also very important.

What does sunscreen pa+++ mean?

Girls should have noticed that there is a + sign after the sunscreen PA. This + sign actually indicates how long the sunscreen can protect against ultraviolet UVA. The more + signs there are, the longer the sunscreen can protect against ultraviolet UVA. For example, PA+ means that the sunscreen can delay skin tanning by 2-4 times, PA++ means that it can delay skin tanning by 4-8 times, PA+++ means that it can extend the skin tanning time by more than 8 times, and so on.

That’s all the knowledge about sunscreen. I guess you’ve learned a lot now!