Urticaria and angioedema can be caused by food additives and dyes.
D000328:Adult; D000799:Angioedema / Q000139:chemically induced*; D004396:Coloring Agents / Q000009:adverse effects*; D005260:Female; D005503:Food Additives / Q000009:adverse effects*; D006801:Humans; D014581:Urticaria / Q000139:chemically induced*
D004396:Coloring Agents; D005503:Food Additives