Interpretation Of Labels For Sunscreen Products
How much do you know about sunscreen terms? What exactly do those markings on sunscreen indicate? Knowing these tag terms, you know what kind of sunscreen they are suitable for.
Sunscreen term
Talking about
Sunscreen
When it comes to sunscreen, some terms are often mentioned. What do these terms refer to? Now learn the sunscreen terms with AI Xiaobian, so that you can read the SPF and other indicators.
UVA:Ultravilet A Ray
Long wavelength ultraviolet light, though low in energy, can reach the deep part of the dermis, and its effect on the skin is more profound and chronic. Moreover, it is pointed out that UVA is one of the culprits of making the skin aging early.
UVB:Ultraviolet B Ray
The wavelengths are shorter and can only reach the basal layer of the skin, which burns when the energy is higher.
Skin and flesh
There is immediate visible redness and desquamation.
SPF:Sun Protection Factor
Sun protection factor is an indicator of sunscreen function, allowing consumers to know the time and ability of skin to isolate UVB in sunscreen.
SPF represents an extension of the multiple times of sun exposure to UVB under the sun. Most of them will be exposed to red in 10 minutes under UVB. The sunscreen product coated with SPF20 can extend 20 times of 10 minutes, or 200 minutes of sunscreen effect.
IP:Indicia Protection
The protection index is the European system's protection index for UVB, similar to that of SPF, and multiplying the value of IP by 1.5 is equal to SPF.
numerical value
。
But most of the skincare brands in the market use SPF as a protective index.
PA:Protection Grade of UVA
UV A protection index is Japan's Ministry of health requires sunscreen products for UVA blocking, unlike SPF, PA level is represented by "+", PA+ is representative of protective effect, PA+++ represents a very good protective effect.
PFA:Protection Factor of UVA
The protection index for UVA is similar to that of PA value. PFA2-4 is mild sunscreen, effective protection time is 2-4 times, and so on.
PFA:Protection Factor of UVA
The protection index for UVA is similar to that of PA value. PFA2-4 is mild sunscreen, effective protection time is 2-4 times, and so on.
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