• Extract
  • Their efficacy as preservatives, in combination with their low cost, the long history of their use, and the inefficacy of some natural alternatives like grapefruit seed extract (GSE), probably explains why parabens are so commonplace. (wikipedia.org)
  • levels
  • This disorder affects workers in smelters, in populations whose drinking water contains high levels of arsenic (0.3-0.4 ppm), and in patients treated for long periods with arsenic-based pharmaceuticals. (wikipedia.org)
  • Materials
  • Copper arsenates, which are derived from arsenic trioxide, are used on a large scale as a wood preservative in the US and Malaysia, but such materials are banned in many parts of the world. (wikipedia.org)
  • salt
  • Caffeine and other GRAS (generally recognized as safe) additives such as sugar and salt are not required to go through the regulation process. (wikipedia.org)