Preservative Supplier With Over 10 Years of experience

 As one preservative supplier manufacturing company that can make different type preservative, our company has rich experience in manufacturing and exporting  food additives to customers around the world.

Preservative Manufacturing Company

one of the leading preservative supplier and manufacturer in China. We are specialized in providing a wide range of food additives such as emulsifiers, stabilizers and thickening agents for the food industry. Our products are widely used in bakery, dairy products, beverages, confectionery and other food industries for improving quality and stability of final products.

We offer a wide range of customized food additives, which are produced according to your specifications. The production team gathers all information required and is involved in testing procedures to ensure that each order meets your standards.


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Grade Chemical will provide you best food ingredients preservative such as phenol, formaldehyde, benzoic acid, sorbic acid, parabens, parabens, Benzoic acid and potassium benzoate etc.

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We are one chemical preservative supplier in Germany which built in 1985, it is lucky for us to find Grade Chemical company in Google. We have cooperate with them for 3 years. for each order quality is keep good, it is our best custom chemical supplier partner in China.
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Grade Chemical provide us a lot of help in sourcing chemicals for us, because many of the other chemical that we want are not provided in China, so we must find them from abroad. But it is not easy to find. Grade Chemical's team work very hard to help us solve this problem.
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Preservative Blog

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We are a professional preservative manufacturer and supplier in China, exporting our products to more than 30 countries worldwide. As a leading food additives company in China, we export food additives preservative to Europe, Germany, Malaysia, Philippines, Austria, Middle East, etc.

We specialize in manufacturing services for acidulants, antioxidants, anti-coccidials, binders, coloring agents, enzymes, antibiotics, amino acids, enzymes. we can produce basis on your contract from mg to kg quantities. If you are looking for preservative supplier partner from China, pls feel free to contact with us.

The Ultimate Guide to Food Preservative

The Ultimate Guide of food preservative definition, types, uses and affect

The Ultimate Guide to food Preservative

Preservatives are an essential part of the food industry. Food preservative is used to maintain the quality and safety of food throughout its shelf life. The action of preserving food is directed towards killing or preventing the growth of microorganisms such as bacteria, viruses, and fungi that produces toxins that cause food spoilage. Food additives can also be used to prevent or extend the shelf life of harvested pharmaceuticals, including such products as insulin and vaccines.

What are preservative?

Preservatives are chemicals added to cosmetics and skincare products to prevent growth of bacteria, fungus and mold.

They are usually natural or synthetic compounds that are added into a formulation to ensure it stays as fresh as possible.

There are many kinds of preservatives that can be used in cosmetics and skincare products. Here is a list of some common types:

BHT (butylated hydroxytoluene) – A chemical preservative widely used in food and personal care products, including lipstick, skin lotion and sunscreen.

EDTA (ethylenediaminetetraacetic acid) – An organic compound used in cosmetics and personal care products to help stabilize the pH of a product and prevent bacterial growth.

What is food preservative?

Food preservation is a method of keeping the food longer than its natural shelf life. It can be done by processing, such as canning or pickling; or it can be done by adding chemicals to the food, called food additives. Food additives prevent the growth of bacteria and other microorganisms in the food, which would cause it to spoil.

Food preservatives are substances added to food to arrest or prevent the growth of microorganisms (such as bacteria), yeasts, and molds. They are often used in the food industry to increase the shelf life of processed and packaged foods.

There are many different types of preservatives that are used in foods today. Some examples are citric acid, sodium benzoate, potassium sorbate, calcium propionate and sodium nitrite. These chemicals prevent spoilage by inhibiting the growth of molds and bacteria in food products.

Are food preservative harmful?

Preservatives are chemicals added to foods to help them last longer on the shelf. They do not make food unsafe, but they can cause health problems in some people.

Preservatives can be natural or synthetic chemicals, or a combination of both. Natural preservatives include calcium propionate, sodium nitrite, potassium sorbate and sodium benzoate. Synthetic preservatives include sulfites and nitrates.

Foods with natural preservatives can contain high levels of salt and sugar as well as artificial colors or flavors that may be harmful to people with allergies or sensitivities.

Artificial colors and flavors are not always listed on the label because they are common ingredients in processed foods. Some people have allergic reactions to these ingredients, although it is difficult to determine which ones may be causing the reaction because many of them look similar on their labels: Blue 1 (Brilliant Blue), Red 3 (Erythrosine), Yellow 6 (Sunset Yellow), Red 40 (Allura Red) and possibly others.

Why food preservation is important?

There are many reasons why food preservation is important. First, it helps to prevent waste. If a farmer has an abundance of crops, he may have to throw away some of the produce if he can’t sell it all. Food preservation allows farmers to make their crops last longer so they can sell them later in the year or even years down the road if need be.

Food preservation also helps you save money. You might not realize how much money you spend on food every month until you start calculating your grocery bill by hand every week or month and adding up all the prices of everything you buy from meat to vegetables and fruits. By preserving your own food, especially when it’s in season and plentiful, you’ll be able to save lots of money over time because you won’t have to keep buying expensive fresh produce at high prices from the store each week or month when it’s not in season anymore!

Food preservation also helps people get through tough times without starving because if there’s an emergency like a war or natural disaster where no food is available for purchase anywhere (or even just a really bad winter), then your food will last longer and you won’t have to worry about going hungry.

Food preservation also helps ensure that we’re eating healthy, nutritious food because if someone is sick or has a compromised immune system, they may not be able to eat certain foods for various reasons. This can result in infections and other health issues which could lead to death if left untreated. If you have your own garden with plenty of fresh produce from your own vegetable patch or fruit trees, you’ll know exactly what’s in the food you’re eating and how it was grown so there shouldn’t be any nasty surprises when it comes to consuming food!

Finally, by preserving our own foods we can make sure that the future generations are getting an adequate supply of healthy foods as well as making sure that everyone eats good quality nutrition throughout their lives! It’s important that people know how important it is to preserve all types of food now so they don’t end up feeding their kids unhealthy processed junk later on in life once they’ve grown up and left home!

what are the types of food preservative?

There are many different types of food preservatives, and each has its own unique properties.

Types of Food Preservatives

Benzoates: Benzoates are used to inhibit the growth of mold on foods such as dried fruits and fruit syrups, jams, jellies, canned tomatoes and vegetable oils. Benzoic acid is naturally occurring in cranberries and cherries, so these foods contain small amounts of benzoates.

Sorbates: Sorbates are used to inhibit the growth of molds on foods that contain high levels of water or moisture (like dairy products). Examples include cakes, cookies and pastries. The most common sorbate is potassium sorbate which is found in cheeses like Swiss cheese.

Nitrates/Nitrites: Nitrates and nitrites are used to inhibit the growth of Clostridium botulinum spores in cured meats such as ham, bacon and sausages. They also prevent rancidity in meats by reacting with fat molecules from animal fats to form nitric oxide gas. This reaction is called nitric oxide formation (NOF).

How do food preservatives work?

Food preservatives can be added to foods to help prevent spoilage and extend shelf life. They are usually classified as either natural or synthetic, but both types work in similar ways.

Natural preservatives include salt, vinegar, sugar and alcohol. Salt is added to foods such as pickles and olives to help prevent bacterial growth. Vinegar is used for pickling vegetables such as cucumbers and onions. Sugar is used to preserve fruits such as jams and jellies. Alcohol prevents the growth of yeasts, molds and bacteria in foods like wine and beer.

Artificial preservatives include nitrates, benzoates, sulfites and propionates. Nitrates are used to preserve meats such as hot dogs, bacon, ham and corned beef; benzoates are used in carbonated beverages; sulfites are used as antioxidants in wines; propionates are used in cheeses to prevent mold formation.

What are food preservatives made of?

Food preservatives are chemicals added to food to slow or prevent the growth of microorganisms such as yeasts, molds and bacteria. They include additives such as antioxidants and anti-browning agents.

Antioxidants are substances that inhibit oxidation of other molecules, which can hasten spoilage. Antioxidants can be natural (such as vitamin E) or synthetic.

Antimicrobial agents are used in food to kill harmful microorganisms like bacteria, yeast and mold that can cause food spoilage. They also help prevent food poisoning from Salmonella and E. coli O157:H7, among others.

How food preservation is beneficial for you?

There are many ways to preserve food, but the most popular one is canning. It’s a simple process that involves preserving food in a jar or can. The food is heated and then sealed airtight with a lid. There are many benefits of food preservation, but here are just three:

It lengthens shelf life. This means you don’t have to throw away spoiled food or buy more than you need. With canned foods, you can keep them for up to one year or longer if stored properly.

It saves money. Canned foods are less expensive because they’re preserved at their peak flavor, texture and nutritional value. This means you don’t have to buy fresh produce every time you want something tasty on the table!

It’s easy to do yourself at home without the help of professionals (like those used by commercial companies). You just need some basic equipment and ingredients that are readily available in your kitchen!

List of common food preservatives

Food preservatives are used to extend the shelf life of food products. They prevent undesirable changes to the food by slowing down or preventing the growth of bacteria, fungi, and other microorganisms. They may also inhibit oxidation and rancidity, thereby increasing the shelf life of foods.

The most common food preservatives are:

Sodium benzoate and potassium benzoate (used as a co-preservative in carbonated beverages)

Sorbic acid (E200)

Potassium sorbate (E202)

Sodium nitrite (E250)

Sulfites (E220-228)

Where to buy food preservatives?

The best place to buy food preservatives is from a reputable store. You should also purchase them from a store that has a good reputation for selling fresh and healthy products. This can be difficult when you are in a hurry.

If you are looking for a quick answer, then I would suggest going to your local grocery store or market and buying some there. If this is not an option, then you will need to go online and search for some of the best food preservatives on the market today.

The first thing that you are going to want to do when looking into this matter is make sure that you know what kind of preservative you are looking for so that it will be easier for you to find out where to buy it at.

You may also want to consider reading some reviews on different types of preservatives so that you can get an idea as to which ones work better than others and which ones might not be worth your time buying them at all!

How to looking for right food preservative supplier?

Looking for a food preservative supplier? the easy way is Google it! You can find many suppliers who will claim to have the best products. The next step is to check their reviews and see how other people have rated them. This will give you an idea if they are reputable or not.

The other way is to visit Alibaba and search for food preservatives suppliers in your area. There are plenty of companies out there that sell this product, so it may be difficult to find the right one.

You can also visit Fair and see if any of the companies offer fair pricing on their products. If you find one that does, then you should consider buying from them because they care about their customers’ needs and wants.


Food preservatives are used to prolong the shelf life of food and stop the growth of bacteria. Within this guide we cover you need to know’ s such as how food preservatives work, how they are added to foods, what you should and shouldn’t eat, however they do interact with other substances in the body.

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