Milk
Reliable tests for the detection of dairy content in food
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Milk allergies vs. lactose intolerance
More and more people suffer from milk allergies, but it’s important to distinguish between milk allergy and lactose intolerance. Lactose intolerance is caused by a deficiency of an enzyme needed to break down lactose (milk sugar). In contrast, a milk allergy is a true food allergy triggered by allergenic components of milk proteins. Understanding this difference is crucial for proper diagnosis and management.
Allergenic proteins in cow’s milk
Cow’s milk contains several proteins with allergic potential, with the most significant ones being casein and ß-lactoglobulin. These proteins can cause a range of allergic reactions in sensitive individuals, making it essential to be aware of their presence in various foods.
Casein: a major milk allergen
Casein is one of the major allergens in milk. It plays a crucial role in cheese production and is mainly found in cheese, quark, yoghurt, cream, and butter. Additionally, casein is present in bakery goods, chocolate, wine, and meat products. Since casein is not unique to cow’s milk, it is also found in sheep’s milk, goat milk, and other types of milk. This widespread presence means that individuals with a casein allergy need to be vigilant about checking food labels and ingredient lists.
ß-lactoglobulin: whey protein allergen
ß-lactoglobulin is a whey protein found in fresh milk and hydrolyzed dairy products like baby food. Allergies to ß-lactoglobulin commonly occur in children, while adults are more often allergic to casein. Because ß-lactoglobulin is not heat-stable, many allergic individuals can tolerate cooked dairy products. Products made from sheep or goat milk are often well tolerated by people allergic to ß-lactoglobulin. This can provide alternative dietary options for those affected by this allergy.
How to test for dairy in food
Testing for dairy in food is essential for ensuring the safety of individuals with milk allergies. Our company offers two reliable methods: ELISA and lateral flow tests.
- Enzyme-linked immunosorbent assay (ELISA) is a widely used technique to detect specific milk proteins with high sensitivity and accuracy. It is ideal for both raw ingredients and finished products, providing clear and quantitative results.
- Lateral flow tests offer a quick and easy on-site solution. These tests are user-friendly, delivering rapid results without the need for specialized equipment. They are perfect for routine checks and immediate verification of dairy contamination in various food products.
By utilizing ELISA and lateral flow tests, you can ensure your products are safe for consumers with milk allergies, maintaining compliance with labeling regulations and avoiding cross-contamination.
Importance of labeling and testing for milk allergens
Milk is subject to labeling as an allergen in many countries. This labeling helps consumers identify products that may contain milk proteins and avoid them if they have allergies. To ensure the safety of allergic individuals, it is crucial to test food and surfaces during the production process. Regular testing and strict labeling regulations help prevent cross-contamination and accidental exposure.
Key benefits of monitoring milk allergens
- Consumer safety: Protects individuals with milk allergies from potentially severe allergic reactions by ensuring accurate detection and labeling of milk allergens in food products.
- Regulatory compliance: Helps manufacturers comply with food allergen labeling regulations, ensuring that all milk-containing products are properly labeled.
- Quality assurance: Maintains the integrity and safety of food products by accurately identifying and quantifying milk allergens, preventing accidental exposure.
- Cross-contamination prevention: Ensures that food production environments are free from milk allergens, preventing cross-contamination and ensuring the safety of allergen-free products.
- Advanced detection methods: Utilizes sensitive ELISA tests and other advanced techniques to accurately detect and quantify milk proteins, even in processed foods.
Conclusion
Monitoring for milk allergens is essential for protecting consumer health, ensuring regulatory compliance, and maintaining product quality. By employing advanced detection methods such as sensitive ELISA tests, manufacturers can accurately identify and quantify milk allergens, preventing allergic reactions and ensuring the safety of their products. This proactive approach supports robust allergen management, upholds food safety standards, and fosters consumer trust in milk-free products.
Target | Recommended test kit |
---|---|
Quantification of casein | RIDASCREEN®FAST Casein |
Quantification of ß-lactoglobulin | RIDASCREEN®FAST ß-Lactoglobulin |
Quantification of ß-lactoglobulin in hydrolyzed dairy products | RIDASCREEN® ß-Lactoglobulin |
Quantification of total milk proteins (casein and ß-lactoglobulin) | RIDASCREEN®FAST Milk |
Qualitative detection of milk residues or contaminations | Lateral Flow Milk |
Product portfolio
Product | Description | No. of tests/amount | Art. No. |
---|---|---|---|
RIDASCREEN®FAST Milk |
RIDASCREEN®FAST Milk is a sandwich enzyme immunoassay to quantify milk proteins (casein and ß-lactoglobulin) in food containing whey, milk or milk powder such as sausages, ice cream, chocolate, bakery goods, cake and bread mix, soups, sauces, … Read more |
Microtiter plate with 48 wells (6 strips with 8 removable wells each) | R4652 |
RIDASCREEN®FAST β-Lactoglobulin |
RIDASCREEN®FAST β-Lactoglobulin is a sandwich enzyme mmunoassay for the quantitative analysis of native and processed β-lactoglobulin in rice crispies, chocolate and sausage. Read more |
Microtiter plate with 48 wells (6 strips with 8 removable wells each) | R4912 |
RIDASCREEN® β-Lactoglobulin |
RIDASCREEN® β-Lactoglobulin is a competitive enzyme immunoassay for the quantitative analysis of β-lactoglobulin in hydrolyzed milk products including hypoallergenic baby food. The assay is calibrated to hydrolyzed β-lactoglobulin check … Read more |
Microtiter plate with 96 wells (12 strips with 8 removable wells each) | R4901 |
RIDASCREEN®FAST Casein |
RIDASCREEN®FAST Casein is a sandwich enzyme immunoassay for the quantitative analysis of casein in food like bakery goods, cake and bread mix, non-hydrolyzed milk-based infant formula, ice cream, beverages, chocolate, wine and sausages. Read more |
Microtiter plate with 48 wells (6 strips with 8 removable wells each) | R4612 |
Product | Description | No. of tests/amount | Art. No. |
---|---|---|---|
bioavid Lateral Flow Casein incl. Hook line |
The Lateral Flow Casein (Milk) (Art. No. BLH714-15), with included hook line from bioavid, is an immunochromatographic test for the sensitive and qualitative detection of casein residues on surfaces (e.g. swab test for the hygiene control in food … Read more |
15 test strips (15 determinations) | BLH714-15 |
bioavid Lateral Flow Milk |
The Lateral Flow Milk (Art. No. BL623-15) from bioavid is an immunochromatographic test for the sensitive and qualitative detection of milk residues on surfaces (e.g. swab test for the hygiene control in food production lines), in cleaning / process … Read more |
15 test strips (15 determinations) | BL623-15 |