Food Additives and Preservatives

Anything that doesn't occur naturally in a particularunless you have identified a specific allergy or
food is considered an additive. Many of thesesensitivity. Many people believe they are sensitive
substances occur naturally in one food butto MSG, and you can avoid it if you wish. Most
become additives when used in the manufactureadditives are used in such small amounts that
of another food. You might find sodium propionatethey have no significance in your diet unless you
in the list of ingredients in a loaf of bread, but ifconsume huge quantities of a single food.You
you buy Swiss cheese, you'll be eating ten timesshould be more concerned about what's taken out
as much sodium propionate. It won't be listed onof your food than what's added in. "Enriched"
the label, because it is a natural component of themeans vitamins, minerals, other nutrients and fiber
cheese.Why are additives put in food?They havewere been removed during processing, and what
a variety of functions. Additives are used tois added back may be only a small part of what
replace nutrients lost in processing (for example,was taken away. When fiber is removed, you are
all white flour must have thiamine, riboflavin, niacinthe loser. Extracted oils give you lots of calories
and folate put in to replace what is lost when theand little of the nutrients that were in the original
wheat germ is removed), or to add nutrients (i.e.,plants.If your diet consists primarily of fruits,
vitamins in breakfast cereals). Some additives arevegetables, whole grains and beans, you don't
used as preservatives to retard spoilage, such asgive food processors the chance to remove the
BHA and BHT, or antioxidants that keep fat fromgood parts that nature provides and you won't
turning rancid. Others are used to improve theneed to worry about what's added behind your
texture or consistency by making the productback.Dr. Gabe Mirkin has been a radio talk show
thicker, smoother, or more free-flowing, or tohost for 25 years and practicing physician for
keep ingredients from separating. Flavorings andmore than 40 years; he is board certified in four
colorings are considered additives, whether theyspecialties, including sports medicine. Read or listen
are the relatively benign spices, salt and pepper,to hundreds of his fitness and health reports at
or the ominous-sounding "artificial flavors", dyesweekly newsletter on fitness, health, and nutrition.
and bleaches.Should you try to avoid additives?Not