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A
chemical that tricks you into "tasting" sugar or salt
when it is not really there may soon be added to a variety of foods,
including some made by Kraft Foods, Nestlé, Coca-Cola and
Campbell Soup. The result? Processed foods could contain less salt
or sugar (one-third to one-half less than regular products) and
the product would still taste the same.
Senomyx, the biotechnology company behind the new food additive,
has already developed several chemicals that, although they contain
no flavor of their own, activate or block receptors in the mouth
that taste. The chemicals can mimic or enhance the taste of sugar,
salt and monosodium glutamate (MSG).
The chemical compounds will not be listed on ingredient labels.
Instead, they'll be included with a general ingredient category
already on most processed food labels: "artificial flavors."
Flavor Chemicals Able to Bypass FDA Approval
Process
The compounds will be used in small amounts (less than one part
per million), which means Senomyx does not have to go through the
Food and Drug Administration's (FDA) approval process typically
necessary to release food additives. Instead of the lengthy FDA
process, the company only had to be classified as "generally
recognized as safe" by the Flavor and Extract Manufacturers
Association--a task that took less than 18 months (including a three-month
safety study on rats).
Consumer groups and food safety experts have pointed out that while
the chemicals' ability to reduce salt, sugar and MSG in foods
could be beneficial, one three-month safety study is not enough
to guarantee safety. They say more rigorous testing is needed before
the compounds are released onto the market.
Senomyx says the flavorings would be used in such minute amounts
that they would pose no safety risk. In contrast to the flavorings
being used at 1 part per million, artificial sweeteners are used
at levels of 200 to 500 parts per million.
Kraft Foods, Nestlé, Coca-Cola and Campbell Soup have paid
Senomyx a total of $30 million for research and development and
have contracted for exclusive rights to use the flavorings. Senomyx
will receive royalties of 1 percent to 4 percent of product sales
when the flavorings are added to food products.
Kraft plans to use the flavorings to reduce sugar in Kool-Aid,
while Campbell hopes to use them to reduce salt in soups and beverages
like V8.
New
York Times April 6, 2005
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