What is SPF and PA?

What is SPF and PA?

What is SPF and PA?

SPF and PA are indices widely used in sunscreens to define the level of protection against UVA and UVB rays. SPF stands for Sun Protection Factor. It measures how effectively...

What is SPF and PA?

SPF and PA are indices widely used in sunscreens to define the level of protection against UVA and UVB rays. SPF stands for Sun Protection Factor. It measures how effectively...