Transport of urate via SLC22A12 is selectively inhibited by lactate, succinate, -hydroxybutyrate, and acetoacetate
J Neurochem 93:11991208
(Think small, since these are found in trace amounts compared to overall calories.) We need both macros and micronutrients to keep our bodies running, since together they supply us with energy, help with production of hormones, nourish our tissues and organs, help produce enzymes, and carry out processes responsible for repair, growth and development
A 2009 review article about the safety of nanoparticles summarizes this, "to date, in-vivo and in-vitro studies have not demonstrated percutaneous penetration of nanosized particles in titanium dioxide and zinc oxide sunscreens"
208 MichaowskaJMiller-KasprzakEBogdaskiP