[sci.med] Allergic/Anaphylaxic Reaction

vampire@philabs.philips.com (Rich Hemmer) (04/28/89)

	I have an allergic reaction problem which involves only
	microwave popcorn or packaged popcorn.   I have cross posted
	this article inorder to give many 'experts' in medicine, bio
	and chem a chance to help.  So please, NO FLAMES.

	Every time that I have microwave popcorn or most package
	popcorns, I have had a severe allergic [anaphylaxic] reactions
	and they appear to be getting worse.  I am however able to eat
	regular popcorn made by hot air or by hot vegetable oil.  I am
	also able to eat regular corn without a problem.  I subjected
	myself to a series of RAST tests all of which were rather
	negative for corn and other foods.  (Dust mites and cats were
	the major ones.)

	My question is what is the nature / treatments done to microwave
	popcorn as opposed to regular popcorn, and why would one have a
	reaction only to microwave popcorn.  I have tried to compare
	labels but that is useless.  I have approached the companies
	involved and they tell me that the processes are confidential.

	I know that the solution is to not eat popcorn, however there
	must be some components (or reaction product of some component)
	that causes this reaction, and it must also be present in other
	foods.  I need to find out the cause or probable cause inorder
	to avoid these reactions.


	Thanks in advance.  I will summarize all e-mail responses.

					- Rich



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dyer@ursa-major.spdcc.COM (Steve Dyer) (04/29/89)

In article <51030@philabs.Philips.Com>, vampire@philabs.philips.com (Rich Hemmer) writes:
> 	I have an allergic reaction problem which involves only
> 	microwave popcorn or packaged popcorn.   I have cross posted
> 	this article inorder to give many 'experts' in medicine, bio
> 	and chem a chance to help.  So please, NO FLAMES.

Perhaps it's from the artificial color added to the popcorn.  I just
looked at my never-to-be-opened again box of "Orville Reddenbacher's
Cheddar Cheese Microwave Popcorn" and noticed that the popcorn itself
(not the cheese pouch) contains F. & D. Color #5.  Now, that particular
food color is also known as tartrazine, which is a known allergen; usually
it shows cross-sensitivity with aspirin in aspirin-allergic individuals.
I don't know off-hand whether this color is frequently found in other
microwave popcorns or not.

I'd recommend that you write to the manufacturers of the brands which
you known to have caused you trouble and relate to them why it's important
that you find out what is causing it so you can avoid it in OTHER foods
(presumably having given up microwave popcorn.)

Your experience isn't too far-fetched.  I'm not prone to food allergies,
but I experienced a VERY strange reaction to the brand I mentioned
above.  There's this cheese pouch (okay, well, orange powdery stuff)
which you shake over the hot cooked popcorn.  Within minutes of eating
the popcorn, my lips and chin were itching, which was not helped by the
 fact that I have a beard, which was now festooned with the orange powdery
stuff.  Yucch.  It took a thorough washing and a night's sleep to get
rid of the itch.

Steve Dyer
dyer@ursa-major.spdcc.com aka {ima,harvard,rayssd,linus,m2c}!spdcc!dyer
dyer@arktouros.mit.edu