Wearing sunscreen is important to protect your skin from the harmful effects of UV radiation but doesn't cool people off. However, a new formula protects against both UV light and heat from the sun using radiative cooling. The prototype sunblock kept human skin up to 11 degrees Fahrenheit (6 degrees... Read more
Here’s another one from Nivea
https://www.nivea.com.au/products/ultra-sport-cooling-spf50plus-sunscreen-spray-40059001037960031.html
You can actually buy one from Amazon.
There’s also one from China.
It’s been done! This sunscreen uses radioactive cooling to keep the wearer cool in hot weather.
https://www.sciencedaily.com/releases/2024/12/241219152401.htm