Blue Dye 1 Allergy

Blue Dye 1 Allergy. Textile dye allergy is more common than previously reported. A contrast dye allergy, though rare, can happen after a ct scan or mri.

Some artificial food dyes, particularly blue 1, red 40, yellow 5 and yellow 6, may cause allergic reactions in sensitive individuals. These dyes are used primarily in synthetic textiles and are.