• allergy
  • Headache caused by allergy not to sulfites, but to yeasts,etc in the wine. (wines.com)
  • This presents a significant danger because the already compromised airways in an asthmatic person can close up completely following exposure to sulfites if the individual also has a sulfite allergy. (reference.com)
  • Many consumers of the standard American diet experience severe allergy symptoms, including headaches, asthma, and even seizures from sulfites. (naturalhealthtechniques.com)
  • Some people have positive skin allergy tests to sulfites indicating true (IgE-mediated) allergy. (wikipedia.org)
  • preservative
  • Sulfites, when used as a preservative, are inorganic salts that help extend the shelf life of certain foods. (livestrong.com)
  • Evidence from 17O NMR spectroscopic data suggests that protonation of the sulfite ion gives a mixture of isomers: Sulfites are used as a food preservative or enhancer. (wikipedia.org)
  • Sulfites used in food processing, but not specifically added as a preservative, are only required to be listed if there are more than 10 parts per million (ppm) in the finished product. (wikipedia.org)
  • Ammonium sulfite is used as a preservative for fixers in photography. (wikipedia.org)
  • dried fruits
  • About.com recommends that people with sulfite allergies avoid dried fruits except for prunes and dark raisins, non-frozen bottled lime and lemon juice, wine, molasses, sauerkraut, and grape juices. (reference.com)
  • Sulfites are often used as preservatives in dried fruits, preserved radish, and dried potato products. (wikipedia.org)
  • allergies
  • Although an epinephrine syringe contains a small amount of sulfite, there are no reports of adverse reactions to epinephrine in those with sulfite allergies . (freemd.com)
  • headaches
  • Secondly, sulfites do NOT cause headaches, as Foodie alluded to. (wines.com)
  • Clarification: rereading my note makes it seem that I am saying Foodie said sulfites cause headaches - not what I meant, just the opposite. (wines.com)
  • Many people claim that sulfites cause them to get headaches, but this hasn't been supported by credible research, notes Andrew L. Waterhouse, writing for the University of California Davis. (livestrong.com)
  • fruit and vegetables
  • citation needed] In 1986, the Food and Drug Administration in the United States banned the addition of sulfites to all fresh fruit and vegetables that are eaten raw. (wikipedia.org)
  • Along with other antioxidant sulfites, it is commonly used in preserving wine, cider, fruit juice, canned fruit and vegetables. (wikipedia.org)
  • reactions
  • Sulfites can and do cause life-threatening reactions, primarily respiratory, in a very rare subset of people. (wines.com)
  • As of 2015, no one knows why sulfites cause adverse reactions in certain people, according to About.com. (reference.com)
  • protonation
  • Most of the intermediates involved in delignification in sulfite pulping are resonance-stabilized carbocations formed either by protonation of carbon-carbon double bonds or acidic cleavage of ether bonds which connect many of the constituents of lignin. (wikipedia.org)
  • produces
  • There are scant few wines to which no sulfites are added, but fermentaion of wine, cheese, yogurt and bread naturally produces sulfites, as does your body every day. (wines.com)
  • preservatives
  • In 1986, the U.S. Food and Drug Administration banned the use of sulfites as preservatives on foods intended to be eaten fresh (such as salad ingredients). (wikipedia.org)
  • bottle of wine
  • one ppm is equivalent to less than 1 mg. of sulfites in a full 750ml bottle of wine. (wines.com)
  • Lots of ordinary foods(peanut butter, jams and jellies, some of the stuff on salad bars) have more sulfites than a bottle of wine. (wines.com)
  • spectroscopic
  • They are grouped as either assimilatory or dissimilatory sulfite reductases depending on their function, their spectroscopic properties , and their catalytic properties. (wikipedia.org)
  • Shrimp
  • Regarding sulfites: While it is possible that sulfites can cause nasal flushing, itching, nasal congestion and even wheezing, there are other foods such as shrimp, prepared potatoes, sauerkraut, dried fruit, various prepared dips, beer and other beverages which contain greater concentration of sulfites than wine. (wines.com)
  • lignin
  • The sulfite process does not degrade lignin to the same extent that the kraft process does and the lignosulfonates from the sulfite process are useful byproducts . (wikipedia.org)