How does zinc oxide work in terms of uv protection.
Zinc oxide and uv protection.
Zinc oxide is an excellent sunscreen because it has the broadest uv protective spectrum and cannot be absorbed into your blood unlike all the petroleum based sunscreen chemicals.
Although zinc doesn t provide ultra high spf it produces a relatively equal degree of uv protection across the spectrum.
The benefits of zinc oxide.
Zinc oxide has had a long history of use as a sun protection.
This problem has been partly addressed by the advent of zinc oxide nanoparticles as a sunscreen agent one popular brand is z cote.
In fact the concentrations of ordinary forms zinc oxide required for high degree of protection against the full range of uva and uvb inevitably produce some whitish tint.
As such inorganic uv filters zinc oxide zno and titanium dioxide tio2 have become paramount in discussions about photoprotection.
It sits on the top of your skin where it needs to be effectively providing a layer of armor against damaging uv rays.
The sunscreens that receive ewg s highest ratings for uv protection and balance tend to contain the mineral zinc oxide.
We wanted to offer our customers protection from both uva and uvb rays which cause premature aging.
When formulating our natural sun protection our highest priorities were broad spectrum protection and safety.
Organic ultraviolet uv filters such as oxybenzone and octinoxate have become controversial due to their potential impact on the environmental and their potential human health risks.
Zinc oxide has been found to offer protection against broad spectrum ultraviolet rays uva uvb which is not always the case with chemical sunscreens that only block one type of uv light.
Most non mineral sunscreens on the u s.