Milk
Milk and dairy products: butter, cheese, cream, yogurt, whey, casein.
What It Is
Milk proteins (casein, whey) and lactose. Two different things:
- Milk allergy: immune reaction to the proteins (mainly in children).
- Lactose intolerance: lack of the lactase enzyme. Very common in adults.
Where It Appears
Butter, cream, cheese, sour cream, casein (E1404), whey, milk chocolate, breads with butter, many cold cuts.