Sunscreens that use titanium dioxide and zinc oxide. It’s unclear whether the particles are nano-sized or not. Sunscreens are a key example. Spread some Johnson & Johnson Baby Daily Face and Body ...

When cosmetic scientist Dr Julian Sass first tested Tower 28's new SOS FaceGuard SPF 30 Sunscreen on camera, his disappointment was obvious. Despite the “no white cast” claim prominently ...

Making these ingredients nano-sized - the particles used in sunscreen are about 200 times smaller than human blood cells -mean they rub on clear. "A nanometre is a billionth of a metre," Dr Faunce ...

“Chemical sunscreen also needs time to bind with your skin before it starts working. This is one reason why we recommend applying sunscreen 15-30 minutes before sun exposure.

If the product contains zinc oxide or titanium dioxide — known as physical sunscreens because they block the sun’s rays — and appears white when applied, it is most likely a non-nano sunscreen.

There is fresh concern that nano-particles found in some Australian sunscreens and cosmetics may be potentially harmful to humans. Yesterday, manufacturing company Antaria admitted its sunscreen ...

This white sea urchin embryo was exposed to nano-zinc oxide, commonly found in sunscreens. The green dye shows that other toxic substances are retained in the embryo when it is exposed to the ...