Category: Natural preservatives

Used for decades across more than 50 countries, nisin has a long history as a food preservative. But is nisin preservative safe for consumption? The safety profile of this naturally derived ingredient is backed by major international regulatory bodies, offering a viable alternative to synthetic chemicals.

The vibrant, red-orange berries of the rowan tree, *Sorbus aucuparia*, contain a surprisingly complex profile of beneficial compounds. What are the ingredients in rowanberry extract, and why is this botanical substance so valued in the food, cosmetic, and wellness industries?.

Oils, especially those high in polyunsaturated fats like rosehip or grapeseed oil, are particularly susceptible to a process called oxidation, which can cause them to go rancid prematurely. For this reason, many formulators and enthusiasts ask: does vitamin E oil prolong the shelf life of oil?

According to research, cranberries contain some of the highest natural concentrations of benzoic acid, making up nearly 0.5% of the berry's weight. This naturally occurring organic compound is also found in a variety of other fruits, where it acts as a built-in preservative to inhibit microbial growth.

Over 5,000 phytochemicals have been discovered in plant-based foods, and these compounds are gaining attention for their dual roles in human health and food technology. Understanding what are functional and preservative properties of phytochemicals reveals their immense potential, from promoting well-being to naturally extending the shelf life of food products.

Did you know that cranberries can contain up to 0.5% of their weight as benzoic acid? This natural compound is also found in many other foods, acting as a natural preservative. Here, we'll explore what foods naturally contain benzoic acid and why it's there.

Hen egg white is one of the richest and most commercially viable sources of the powerful enzyme lysozyme, which is also a naturally occurring antimicrobial agent. Lysozyme plays an important role in the innate immunity of animals and plants and can be found in a variety of other dietary sources.

Over 90% of homemade flaxseed gels spoil within two weeks if not properly preserved and refrigerated. So, is flaxseed gel shelf stable? The answer is a definitive no for homemade versions due to their water content and lack of preservatives.

Over the past decade, the global rise in antibiotic resistance has driven intense research into natural alternatives, including polyphenols. This growing body of evidence shows that polyphenols can inhibit and kill bacteria through a variety of complex and potent mechanisms.

For millennia, people have used natural substances like salt and citrus to extend the shelf life of food. Yes, lemon juice is a natural preservative, and its efficacy is rooted in the unique properties of its key components, primarily citric acid and ascorbic acid (vitamin C).