Allergen notification The following list of allergens is excluded: wheat, gluten, barley, soy, eggs, milk and dairy products, lactose, nuts, sulphites, celery, fish, crustaceans and yeast. Precautions More than 1000 mg of vitamin C may cause mild stomach upset in sensitive people. Storage instructions Store in a cool, dry place, away from light and out of the reach of small children. Legal category Food supplement.