Can fermented food get spoiled? What is the shelf life of yogurt? If you’re confused by this information, look at this article to find out more about the shelf-life of yogurt.
A short history
It’s easy to overlook foods that are commonly consumed, such as yogurt, as a given. But, do you know you have a fascinating story behind it?
Since the beginning of time, yogurt has been an essential part of the diet of humans.
Yogurt and cheese are two of the items that are considered to be accidental discoveries.
Their origins are rooted in how the earliest homestead owners and merchants were able to store milk. They used animal stomachs serving as containers to keep milk. The digestive juices that were present in stomachs could curdle milk, which resulted in several curdled milk products.
Yogurt drinking traditions vary greatly across the globe. Some people add spices such as cinnamon or mustard seeds. Others would simply enjoy the classic honey.
The word yogurt is derived from its roots in the Turkish dialect, which comes from the word “yogurt.” It simply means to thicken.
It is interesting to note that yogurt production was mostly for subsistence and not for commercial use.
The commercialization of yogurt took place in the later part of the 20th century, towards the end of the late 20 century. Century. It was the outcome of acquiring the cultures of lactobacillus bulgaricus bacteria by a Bulgarian microbiologist.
Today, the most common kinds of yogurt-making bacteria comprise streptococcus thermophilus Bifidobacterium, lactococcus, Bifidus regularis, enterococcus, faecium lactobacillus plantsarum, and Saccharomyces boulardii.
Factors to Take into Account in the various types of Yogurt
Yogurt has gained a lot of popularity among consumers. In the last few years, this deliciously creamy treat has gone through a transformation in the process of texture, flavor, and brand transformation.
These days dairy isles are bombarded by a myriad of yogurt-based products. It is difficult to comprehend all the varieties available is not an easy task.
However, some factors help decide the yogurt you want to purchase.
The fat content
When you are shopping, make sure to study the ingredients that are used. For fat content, you’re likely to see yogurt made from these ingredients:
- Non-fat. This is often referred to as skimmed or fat-free milk
- Low-fat. It contains one percent fat amount.
- Milk with reduced-fat content of 2 percent
- Whole milk has the highest amount of fat, 3.5 percent.
The kind of milk that is used
While we are accustomed to the milk of cows, however, many other animals produce milk. Therefore, it’s not uncommon to find yogurt made from sheep’s, goat buffalo’s, and camel’s milk.
Alternatives to dairy (lactose without cost)
Dairy-free diets are popular, particularly for health-conscious people who are purists. Dairy alternatives are also suitable for those who suffer from lactose intolerance.
They are also praised as low in fat and packed with nutrients, proteins, and vitamins.
There’s a myriad of sweeteners and flavors to please various preferences. From strawberry to vanilla, lemon to maple to chocolate, all the available tastes can be found in yogurts.
The flavors are derived by using artificial food coloring or real food sources.
The thickness of yogurt largely depends on the number of times it was squeezed.
For example, Greek yogurt owes its characteristic thickness and creaminess to straining. This procedure is what separates the whey, which is watery, from the curd, which is thick.
In this regard, there are drinkable yogurts like kefir that are thin and runny. Additionally, there are spoon-able yogurt varieties.
Preservatives and fortified vitamins are utilized.
The commercially produced type is enriched with preservatives. They are added to extend the shelf life and reduce consumption.
In addition to preservatives, minerals and vitamins are added to aid in nutritional value.
Health and Nutritional Advantages of Yogurt
Natural or homemade yogurt is believed to have better advantages over commercial yogurts. The inclusion of sweeteners, artificial flavors, and preservatives impedes the benefits of yogurt that it has to offer.
It remains one of the most calcium-rich foods. The bacteria that are present are beneficial for digestion.
The nutritional value of yogurt is following:
One cup of coffee provides you with just half of your daily calcium requirements. Calcium is essential for tooth and bone development.
These are living bacteria and cultures. Probiotics are praised for their health-enhancing qualities. They are also referred to as beneficial bacteria that enhance gut health, lower bad cholesterol (LDL), fight allergies, and strengthen your immune system.
Yogurt is high in Vitamin B6, and this helps in the process of food metabolism. It also helps in the operation of central nerves. It is also enriched with vitamin D, which assists in calcium absorption. It also aids in improving heart health and fighting depression.
Yogurt is a popular food that can induce satisfaction. This is due to its high levels of protein. This makes it suitable for weight management and for boosting energy levels in your body.
Minerals that are trace like cobalamin, potassium, phosphorous, and magnesium
Each of them plays a crucial role within the body. They aid in biological and chemical processes like tissue and cell development, intracellular fluid balance, muscle and nerve functions, and food metabolism.
Content with high water
Unstrained varieties are extremely high in water content, around 88 percent. Consuming food items with a high level of water is beneficial to keep your body hydrated. It also assists in a variety of functions of cells and organs, as well as improves blood circulation. It also assists in eliminating toxins.
Shelf Life of Yogurt is homemade, commercially purchased
Although it is a source of live cultures, yogurt does come with an expiration date.
The live bacteria help reduce mold growth and give yogurt a relatively long shelf life. But, once the cultures are gone, mold could begin to grow.
To extend shelf life, it is crucial to create an efficient storage environment.
For example, it is important to cool down bottles and cartons that have been opened. Ensure that the containers or cartons are shut to prevent the infiltration of harmful substances.
It is also possible to freeze additional cartons. Also, how long yogurt lasts differs.
For example, plain yogurt that is refrigerated lasts longer than one containing chocolate or fruit chunks. Plain yogurt can last for up to two weeks. However, yogurt with fruits gets stale within 10 days.
Low-fat or reduced-fat varieties are also good for up to two weeks. However, drinks are in good shape for up to 10 days.
Homemade yogurt can also be stored well after completing the necessary manufacturing steps. Yogurt that is refrigerated properly is a shelf-life of approximately 2 weeks. Also, a well-frozen one lasts for two months.
The most obvious signs of spoilage are:
- Growth of mold. Remove immediately.
- Off-odor. Because you know what an individual brand’s taste an off-odor, it is an alarm signal.
- The discoloration of the skin is another clear indication.
How long can yogurt last? Is it a good thing, or does it spoil? Yes, it does. Insofar as it is home to live cultures that stop mold, it’ll begin to degrade as the end of the old culture.
Heya, I’m Norah! The foodie editor here at YummyTasteFood! I love absolutely everything to do with food, baking, and eating! I earned my stripes in the hospitality industry as a pastry chef, sous chef, and barista. I’m now a freelance writing nomad. I do not miss the hospitality industry! Be sure to join our Facebook group – it’s free to access!