Preservatives play a vital role in the food industry and the production of products within this sector. These substances can naturally extend the shelf life of food items and prevent spoilage and decay. Food preservatives are generally categorized into two groups: natural preservatives and artificial preservatives. Sugar and salt are the most common natural preservatives used in the production of various items such as jams, canned goods, and ready-to-eat foods. Other types of preservatives include chemical and synthetic preservatives. In this article, we will examine the various types of food preservatives and familiarize you with their characteristics. Stay with ipars .
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Chemical Food Preservative
Types of chemical food preservatives include the following:
- Benzoates
- Nitrates
- Sulfites
- Sorbates
Chemical preservatives, unlike natural preservatives, extend the shelf life of food products. Some of these preservatives can be harmful to human health and may have specific side effects.
Artificial Food Preservative
In addition to chemical and natural preservatives, artificial preservatives are also used in the food industry. Artificial preservatives are divided into two categories: antioxidants and antimicrobials. They control the bacterial growth rate and prevent changes in the taste and flavour of food products. This type of preservative is either added to various food items or sprayed on them. Artificial food preservatives are categorized into three groups:
Antimicrobial Preservatives: This category includes benzoates, sodium benzoate, sorbates, and nitrates, along with various derivatives of these compounds.
Antioxidants: Sulfites, vitamin E, vitamin C, and butylated hydroxytoluene (BHT) fall into this category. These substances help prevent the oxidation of fats and oils in food products.
Quality Enhancers: Ethylenediaminetetraacetic acid (EDTA), polyphosphates, and citric acid are examples of substances in this category. They are used to improve the quality and stability of food products.
These categories of food preservatives serve various purposes, including preventing microbial growth, preserving freshness, and maintaining the overall quality of food items.
Also read: The Best Yogurt Starter Culture
The Best Natural Food Preservative
Today, all food items and processed products contain preservatives. The use and quantity of these substances are regulated by the Food and Drug Administration, and any new substance to be used must receive approval from this organization. Natural and artificial preservatives are employed to prevent rapid spoilage of food items and protect them against molds, yeast, botulism toxin, and other organisms that can cause food poisoning. In the past, salting meat and adding sugar and salt were among the primary methods of food preservation. Nowadays, numerous natural preservatives are produced for food items, which have their own advantages and disadvantages compared to artificial and chemical preservatives.
The best natural food preservatives are obtained from organic products. In fact, compounds within food items, such as milk, are extracted for preservation and converted into preservatives through a process. Many natural preservatives like citric acid, vinegar, honey, and others have been used from the past to the present day. Natural preservatives are also derived from organic and natural substances such as algae, fungi, animals, and plants. In addition to salt and sugar, the best natural food preservatives obtained naturally include:
- Herbal extracts
- Chitosan
- Bacteriocins
- Bioactive peptides
- Oils
The Benefits of Using Natural Preservatives
One of the main benefits of using natural preservatives is the control of bacterial growth and the prevention of botulism. Botulism is a type of disease that is caused by a toxin and can lead to human death. Since these preservatives are derived from plants, they have fewer side effects on the human body. Strengthening and enriching foods and reducing food waste are other advantages of natural preservatives.
Also Read: What is Lecithin and What Are its Types?
The Best Natural Preservative for Dairy Products
Milk and dairy products are recognized as some of the most nutritious foods worldwide. Milk and its derivatives constitute a significant portion of global nutrition, and the preservation of these products until they reach the consumer is of paramount importance. Various preservatives are used in the production of dairy products, with some of them being natural and gaining widespread attention from producers. Some of the best natural preservatives for dairy products include:
Natamycin 50% lactose
Natamycin is one of the best food preservatives in the dairy industry, known as a cost-effective natural preservative. It prevents mold growth and yeast activity in dairy products. This preservative is used in the production of dairy products such as yogurt, cheese, and cream cheese.
In comparison to artificial and chemical preservatives, Natamycin does not exhibit any activity against bacterial growth. Click here to purchase milk preservative.
Cultured Dextrose
Cultured dextrose is a natural preservative for dairy products, which enhances product quality and extends the shelf life of dairy items. Dextrose prevents the growth of undesirable lactic acid bacteria, yeasts, molds, Listeria, and other microorganisms. This natural preservative is used in the production of items such as sour cream, cheese, cottage cheese, and more.
Polylysine
Polylysine is also a natural preservative for food and dairy products, known for its strong antimicrobial activity, which prevents the growth of gram-positive bacteria. This preservative is used for various dairy products, including mozzarella cheese, cream cheese, feta cheese, cream, yogurt, sour cream, and more.
The Best Anti-Mold Preservative in the Food Industry
Bread, cakes, cookies, and other moisture-rich baked goods are highly susceptible to mold growth. Nowadays, the baking industry utilizes the best natural and artificial anti-mold preservatives to ensure that these products reach consumers in a completely safe condition. Mold preservatives are a type of additives added to food items to prevent them from molding.
Some of the natural anti-mold preservatives used today include vinegar, concentrated grape juice, starch, rosemary oil, whey, and fermented flour.
It's also important to note that the amount of anti-mold preservatives used varies, and each of them has its specific guidelines. When these preservatives are used in the specified and standardized amounts, they will not affect the taste of food items.
Also read: The Difference between Rennet Tablets and Cheese Rennet
Final Words
The choice of the best food preservative should indeed be based on the type of food and how it needs to be preserved. Food preservatives play a vital role in human health and the advancement of the food industry, but excessive use of these substances can pose health risks. Using natural food preservatives to a great extent can help reduce the potential drawbacks associated with chemical and artificial preservatives. It's essential to strike a balance between effective preservation and maintaining the overall safety and quality of the food product. Proper regulation and adherence to recommended usage levels are crucial in achieving this balance and ensuring food safety.