This document discusses food allergens and their effects. It defines a food allergen and lists the major food allergens including gluten, eggs, fish, peanuts, milk, crustaceans, sesame seeds, mustard seeds, celery, lupin, and soybeans. It describes the allergens contained in each food and potential symptoms caused by allergens like headaches, breathing issues, and rashes. The document also outlines methods for diagnosing food allergens, managing allergens through reading labels and medication, and providing allergen information to customers.

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2. RANA KINZAAKHTAR
2018-GCWUF-1628
81 E-A
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3. FOOD ALLERGENS
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4. CONTENTS
 DEFINITION
 MAJOR FOOD ALLERGENS
 FOOD ALLERGEN ANALYSIS
 EFFECTS OF ALLERGENS
 SYMPTOMS
 HOW TO PROVIDE ALLERGEN
INFORMATION
 DIAGNOSIS FOR FOOD
ALLERGENS
 MANAGEMENT AND
TREATMENT
 REFERENCES
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5. Allergenic Substance
ALLERGEN
 Any substance that cause allergic reactions
 Type of antigen
 Cause abnormally vigorous immune system response
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6. MAJOR FOOD ALLERGENS
 Gluten
 Eggs
 Fish
 Peanut
 Milk
 Crustaceans
 Sesame Seeds
 Mustard seeds
 Celery
 Lupin
 Soybean
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7. GLUTEN
 Gluten is a protein
 Found in wheat, rye and barley
 Trigger allergy, inflammation, digestive issues and
intestinal damage
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Gluten Free Flour

8. Eggs
EGGS
 Common allergens- Ovalbumin and Ovocumoid
 Make up to 65% composition of egg white
 Found in cakes, mayonnaise, pasta, sauces, bakery
products
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9. Fish Products
FISH
 Major fish allergen- Parvalbumins
 Common trigger of severe allergic reactions
 Found in fish sauces, pizzas, salad dressings
etc.
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10. Peanut Products
PEANUTS
 Allergens- Glycoprotein, Legumin and Conglutin
 Found in biscuits, cakes, desserts, groundnut oil and
peanut flour
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11. Milk Products
MILK
 Major allergens- Betalactoglobulin(BLG) and
Casein
 BLG- most abundant whey protein
 Found in butter, cheese, cream, milk powder and
yogurt
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12. Crustaceans- Lobster,
Prawns, Crabs
CRUSTEACEANS
 Major allergen- Tropomyosin
 Muscle cell protein
 Handling and consumption can induce allergenic
reactions
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13. Sesame Seeds
SEASAME SEEDS
 Major allergen- Oleosins
 Rich in methionine
 Found in breads, burgers and sesame oils
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14. Mustard
MUSTARD
 Major allergen- Sinapsis Alba 1(Sin a 1)
 Found in bread, curries, meat products, sauces and soups
 Mustard plant, mustard oil, mustard powder can trigger
allergic reactions
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15. Celery
CELERY
 Major allergen- Apium Graveolens (Api G)
 Found in salads, meat products, soups
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16. Lupin Seeds
LUPIN
 Major lupin allergen – Lupan 1, Beta- conglutin
 Cause allergic reactions
 Use in chocolates, pastries and pasta
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17. Soy Products
SOYBEAN
 Major allergen- Glycinin, Beta- conglycinin
 They both are globulins
 Found in ice creams, meat products, sauces, soy flour
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18. FOOD ALLERGEN ANALYSIS
‘‘Testing of a material or surface to identify
presence of food allergens’’
It is useful:
 For allergen management in food processing
 Establish allergen status of ingredients
 Monitor effect of allergens
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19. EFFECTS OF ALLERGENS
Allergens effects:
 Brain
 Lungs
 Gut
 Skin
 Eyes
 Mouth
 Heart Body Parts Effected By
Allergens
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20. Symptoms
o Headache
o Fever
o Shortness of breath
o Nausea
o Vomiting
o Rashes and Eczema
o Swelling of Mouth
o Heart Palpitation
o Watery eyes
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21. HOW TO PROVIDE ALLERGEN INFORMATION:
 Training of staff
 Write allergen information on menu card
 Effective communication
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Staff Training Customer Guidance

22. Allergen Info Chart
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Menu Card

23. DIAGNOSIS FOR FOOD ALLERGENS
Skin Prick Tests Oral Food Challenge
Blood Tests Food Elimination Diet
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SKIN PRICK TEST
 In this test :
• Food allergens solution are placed on forearm
• Solution is placed by scratching the skin
• Results will obtain after 30 minutes
• Positive result is confirmed by a wheal Skin Prick Test

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BLOOD TEST
In this test:
 Blood sample of a person is taken
 Blood Sample is then sent to laboratory
 In lab blood sample is subjected to battery of tests
 To measure antibodies developed in response to specific allergens

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CONT…
 Also known as Radioallergosorbent Test
Blood Samples

27. OFC
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Oral Food Challenge
In this test:
 Food is eaten slowly in increasing amount
 Suspected foods are added or eliminated from diet
 If there is no reaction then this food may include in diet

28. Eliminated Food
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Food Elimination Diet
 Temporary elimination of reactive foods from diet
 Aids in diagnosis of food allergen
 Test takes 2-4 weeks
 During this period individuals are advised to avoid
suspected food

29. Treatment:
Two main types of medication-to
relieve the symptoms
1. Antihistamines (for mild
allergic reactions)
2. Andrenaline (for severe
allergic reactions)
Management:
 Always read labels
 Take care when cooking
 Avoid foods that cause allergic
reactions
 Always carry your medication
MANAGEMENT AND TREATMENT
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30. REFERENCE
 https://www.researchgate.net/publication/225
071089_Food_Allergens
 https://allergenbureau.net/food-
allergens/food-allergen-analysis/
 Boye, J.I. , A.O. Danquah and X. Zhao. 2012.
Food Allergen, 2nd. John Willey And Sons.
799-808pp
 https://www.health.harvard.edu/healthbeat/6-
tips-for-managing-food-allergies
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