ABSTRACT An efficient and safe non-nano and non-coated SPF. A non-nano and non-coated sunscreen protection factor (SPF) agent comprising non-nano titanium dioxide and aluminium oxide-hydroxide in a ratio of 99 to 95 : 1 to 5; the agent having a synergistic SPF value of at least 50. It is used in a cosmetic or pe...

ABSTRACT A reversible coloured photochromic additive A stable and consistent reversible coloured photochromic additive changes colour from orginal buff to desired colour shade between pink to blue when exposed to sunlight and restores to original colour in the absence of the sunlight; simultaneously having synergi...