24K Gold beauty skin care cream Non-toxic, odorless,safe, reliable, anti-aging, eliminate free radicals and catalytic,promote metabolic,sterilization.serum:Product IntroductionThis product is the use nano gold solution particle diameter less than 15nm, as raw material, went through a very rigorous scientific preparation process of nano-gold production in aqueous solution. Non-toxic, odorless, safe, reliable, purple exterior solution to consumption level. Nanometer gold particles have a very good catalytic function and can effectively get rid of free radicals in human bodies.