The U.S. food industry is notorious for
poisoning the very consumers who drive their multi-billion dollar
enterprise, even spending millions against their right to informed
consent (truthful GMO labeling). So, is it any wonder that this
deregulated and increasingly deranged juggernaut is experimenting on its
own customer base by exposing them to trillions of toxic nanoparticles?
A new study published in Biomedicine and
Pharmacotherapy titled, "Effects of titanium dioxide nanoparticles in
human gastric epithelial cells in vitro," reveals for the first time
that the nanoparticle form of the common "whitening" agent known as
titanium dioxide is capable of inducing "tumor-like" changes in exposed
human cells.[1]
Whereas previous cell research has
established that titanium dioxide (TiO2) is cytotoxic (cell
damaging),[2] this is the first study of its kind to find exposed cells
undergo a 'phenotypal' transition from normal to cancerous cell traits,
including an increased rate of cell proliferation and a decrease in
programmed cell death – hallmark features of precancerous and/or
cancerous cells associated with 'immortalization.'
Owing to the fact that the researchers
tested human gastric epithelial cells, a type of stomach cell in direct
contact with material we eat, and considering the broad range of drug,
personal care and food products nanoparticle TiO2 is commonly used
within, the toxicological implications of these findings are deeply
concerning.
We Are Already Eating Titanium Dioxide
We Are Already Eating Titanium Dioxide
TiO2 is a naturally occurring oxide of
titanium, and has a wide range of industrial applications as a
"whitening" pigment in plastics, ceramic glazes and paints. It is used
in sunscreens as a UV absorbing "sun protection factor," due to its high
refractive index. Most of our risk of exposure comes from its use in
toothpaste, drugs and excipient-heavy supplements as a pill coating, and
food products, including even milk (to 'improve' appearance and
texture).
Indeed, given that TiO2 is found in
thousands of consumer products, the odds are that you are already being
exposed to a significant quantity of them on a daily basis. As reported
by Everydayhealth.com, "You ingest around 100 trillion nanoparticles
every day, researchers at Binghamton University and Cornell University
say."
So, what are some common brands who use
it? Nanotitanium is found in products produced by Jello, Nestlé,
M&M's, Mother's, Mentos, Albertson's, Hostess and Kool Aid.
Below is a table from the 2012 E Magazine article "Eating Nano" revealing its presence in common U.S. packaged goods.
Is Titanium Dioxide Regulated?
Much like present day radiobiological
risk assessments for technologies like mammography were developed long
before the discovery of DNA, making it impossible to comprehend their
DNA-damaging properties at that time, present day biosafety regulations
of TiO2 were determined long before the advent of nanotechnology. In
both cases, the true harms of these technologies were -- and still are
-- greatly underestimated.
As a result of this information gap, TiO2
is currently classified as 'generally recognized as safe' (GRAS) by the
FDA, regardless of format. Remarkably, the FDA still allows titanium
dioxide in sunscreens "at concentrations of up to 25 percent alone and 2
to 25 percent in combination with any proposed Category I sunscreen
active ingredient" without considering the toxicity differential of
particle size.[3]Considering that concentrations as low as 0.001% by
weight have been found to exhibit clear cytotoxicity within exposed
cells,[4] the biosafety regulations governing TiO2 are as great as 5
orders of magnitude or higher less stringent than they should be to
protect the consumer.
Nanoparticles are so small they are below
the threshold of visibility. This is one reason why they are used for
sun protection factor, as 100 nanometers or smaller particles will not
leave the white pasty appearance on the skin associated with larger
particles. What you can't see, however, is still there – and in the case
of nanotitanium, may slip through the surface layers of our skin into
more sensitive tissues, as well as our blood stream. This is also why,
if you use sunscreen, you should make sure the ingredients say
"non-nanoparticle" when describing titanium dioxide or zinc oxide. And
this rule applies to purportedly
'natural' brands as well.
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