The range for "non-nano" is 100 nanometers (nm) or greater, while "nano" zinc oxide (used because it is non-whitening) is typically 10-20 nm in size. To give you a sense of how small that is, one nanometer is a billionth of a meter.
NON-NANO ZINC OXIDE SUNSCREEN: Our luxury high performance sunscreen provides broad spectrum protection using the highest quality Australian non-nano zinc oxide. With 25% zinc oxide as the only active ingredient, this SPF lotion provides a natural physical barrier to the sun’s UVA and UVB rays while deeply nourishing the skin.Or buy homemade sunscreen on Etsy with beeswax, shea butter, coconut oil, non nano zinc oxide, essential oils, etc. Cheryl on June 16th, 2016 - 10:04am Growing up I spent time playing in the sun when I was young.
Thinksport Kids Safe Sunscreen SPF 50+ (3oz) $15.49. Quantity. Add to cart. Non-toxic, reef safe sunscreen for adults, kids and babies. Try Think's zinc oxide based sunscreens which are safe for coral reefs and other aquatic life. Water-resistant up to 80 mins. Broad spectrum (UVA & UVB) SPF protection you can rely on.