Some individuals experience adverse reactions especially those who are allergic to red 40 dye. Most of the food reactions are considered as an intolerance that can be undesirable. An allergic reaction arises if the immune system releases antibodies that triggers reactions within 2 hours of exposure. The red 40 dye can trigger both forms of reactions among sensitive individuals especially children.
Common skin reactions to red 40 dye
Generally, the skin becomes reddened or itchy and might have rashes such as hives or eczema. As for angioedema, it is a dangerous form of swelling that affects the deeper skin layers. It can develop on any part of the body but initially arises first around the face, tongue and eyelids.
Digestive issues
The digestive issues are common in both intolerance and allergic reactions. The usual reactions include diarrhea, stomach pain, nausea with or without vomiting.
These symptoms might be the only signs present for cases of intolerance but generally linked with the early appearance of skin and respiratory symptoms during an allergic reaction.
Respiratory signs
The respiratory issues are triggered by inflamed airways. Wheezing and generalized nasal congestion are the usual signs.
Nervous system issues
It is important to note that an individual with red dye 40 allergy can experience dizziness, lightheadedness or actual fainting.
Am I at risk for anaphylaxis?
Anaphylaxis is a severe form of allergic reaction that can result to death if not promptly treated with epinephrine and emergency care. It is characterized by skin and respiratory symptoms along with severe swelling all over the body.
The swelling results to difficulty breathing and swallowing. Other signs include dizziness, rapid pulse rate, lightheadedness, bluish tinge on the skin and loss of consciousness.
Disclaimer / More Information
The information posted on this page on allergies to red dye 40 is for learning and educational purposes only. To learn to recognize the indications, register for first aid training at one of our training centers located throughout Canada. The training centers are in Edmonton, Calgary, Vancouver, Kelowna, Saskatoon, Victoria, Surrey, Mississauga, Winnipeg, Red Deer, Toronto, Ottawa and Halifax.