Allergic To Food Dye?
There are two kinds of food dyes — the naturally occurring kind and the kind made in a laboratory. Of these, some dyes can cause allergic reactions. Although food dye allergies are pretty rare, if you are someone who reacts to dyes in foods, here are some things to look out for:
CARMINE
Also called: cochineal extract or natural red 4
Found in: burgers and sausages, drinks, candy, fruit yogurt
RED 40
Also called: Allura Red
Found in: cereal, beverages, cosmetics, candy, fruit snacks
YELLOW 5
Also called: tartrazine
Found in: candy, canned vegetables, cheese, drinks, ice cream, ketchup, salad dressings, hot dogs
YELLOW 6
Also called: Sunset Yellow
Found in: cereals, drugs, gelatin, candies, sausage, cosmetics, bakery goods
ANNATTO
Also called: achiote, achiotillo, bija, urucum, and atsuete
Found in: cereals, cheeses, drinks, snack foods
BLUE 1
Also called: Brilliant Blue
Found in: beverages, cereals, candies, drugs, cosmetics (excluding eye area)
Symptoms of Food Dye Allergy:
Mild:
flushing
headaches
hives
itchy skin
Severe:
swelling of the face or lips
tightness in the chest
difficulty breathing or wheezing
dizziness or fainting
fast heartbeat
low blood pressure
tightness in the throat
trouble breathing
If you develop severe symptoms, call 911 immediately and carry a pair of epinephrine auto-injectors at all times.
Source: https://www.healthline.com/health/allergies/understanding-food-dye-allergies