am730: ” restore the damages caused by high-energy blue light wavelengths (up to 446 nm)”

Heartfelt thanks am730 for introducing ignae Blue Light Serum in Mother’s Day 2022 Gifts Collections

ignae Blue Light Serum  HK$1,040 ／30ml   Nowadays, frequent use of mobile phones, computer while working,  all expose us to the blue light environment. This Serum can restore the damages caused by high-energy blue light wavelengths (up to 446 nm), while also offering cell protection against external pollutants, UVA, UVB and IR-A radiation, and heat.

One nanometre (nm) is 10−9 metre

0.000,000,001 of a metre

source :

https://www.britannica.com/science/nanometre ;

cambridge dictionary