PHYT’S SPFs are made from Zinc Oxide and Titanium minerals and are non-nano particules, which are minerals which sit on the skin and protect from UVA and UVB. PHYT’S 100% natural and organic SPFs protect your skin without interfering with your well-being. Spf 50 and 30 can be used as moisturisers or over moisturisers for dry skins during the summer or sky holiday. A must for babies skin too.