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Essential Elements in Unprocessed and Processed Frankfurters
N G Marriott1, A Lopez1, H L Williams1
1Department of Food Science and Technology, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061.
Processing frankfurters minimally impacts essential element content, with most elements retained above 80%. Frankfurters are good sources of iron, zinc, and potassium.
Area of Science:
- Food Science
- Analytical Chemistry
- Nutritional Science
Background:
- Frankfurters are a popular processed meat product.
- Understanding the impact of processing on nutrient content is crucial for consumers and manufacturers.
- Essential elements play vital roles in human health.
Purpose of the Study:
- To quantify the content of 16 essential elements in three types of frankfurters (beef, chicken, meat).
- To compare element levels in frankfurter batter versus processed frankfurters.
- To assess the retention of elements during the frankfurter processing.
Main Methods:
- Atomic absorption spectrophotometry was used to determine the content of 16 essential elements.
- Element concentrations in frankfurter batter were compared to those in the final processed products.
- Statistical analysis (P<0.05) was performed to identify significant differences.
Main Results:
- Processing increased sodium content in beef and meat frankfurters, and cobalt, manganese, and sodium in chicken frankfurters.
- Chicken frankfurters showed decreased chloride and potassium levels post-processing.
- Element retention rates ranged from 80.9% to over 100%, indicating minimal losses.
Conclusions:
- Processing generally has minimal effects on essential element loss in frankfurters.
- Frankfurters are valuable dietary sources of iron, zinc, and potassium.
- Variations in element content exist among different frankfurter types and processing stages.
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