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The Function of Citric Acid in Beverages

The Function of Citric Acid in Beverages

Citric Acid is one of the organic acids that have many applications, especially in the Food industry. This acid is commonly used as a food additive and a type of flavoring and can be found naturally in oranges and lemons. The acidity of this compound prevents bacteria and other microorganisms from growing in that environment. The citric acid in a number of beverages is naturally present and is added to many other beverages due to its various properties.

In this article, we will discuss some of the most important properties of Citric Acid Uses in a variety of beverages.

What Beverages Contain Citric Acid?

Citric acid is present in various beverages, including the following:

Lemon Juice:

The highest concentration of this compound among other citrus fruits is found in lemon juice, which contains 1.44 grams per ounce.

Orange Juice:

Fresh orange juice or orange juice concentrate contains about 0.25 grams of citric acid per ounce. Grapefruit juice also contains 0.0068 grams per ounce.

Green Tea:

Pure and natural green teas do not contain citric acid. But there are also special types of green tea that are flavored with lemon and contain this acid.
Citric acid found in certain types of green tea

Pure Water:

Pure water does not contain this type of acid, but flavored waters contain citric acid to preserve its flavor.


Sodas have a certain amount of this compound depending on the brand and the manufacturer.


Coffee beans contain at least 850 different compounds, all of which have formed the color and smell of coffee. Many of these compounds are acids that make up an important part of the taste of coffee. In green coffee, citric acid, along with malic acid, make up a significant amount of coffee acid.

Why is Citric Acid used in Beverages?

In the food and beverage industry, citric acid plays a significant role in most processed foods and beverages because it has a great deal of flexibility when used.


Citric acid is very effective in enhancing taste, especially in the beverages industry. This substance provides a sour and refreshing taste to the beverages and neutralizes their unpleasant sweetness.

As a Preservative:

The PH of this product makes it an excellent preservative for beverages and prevents the growth of bacteria and other microorganisms in the environment. Many long-lasting products contain large amounts of this substance. This acid can also be used to prevent oxidation and browning of fresh fruits and vegetables, which are used to prepare a variety of fruit drinks.


Citric acid creates a good environment for the emulsions to stabilize and prevents the breakdown of fats. The stabilizing and acidic properties of this substance are also used to regulate the pH of beer and wine solutions.


The use of Citric Acid in Beverages effectively reduces the antioxidant function of fruits and their rate of decay and will keep a variety of beverages fresh for a long time.

The Citric Acid in Soda:

lemon essence is a weak, sour-tasting acid that has many uses in the food industry. It is used as a pH regulator in a wide range of foods, including carbonated beverages and sodas.

We first examine the effects of this substance on the body and answer the question of whether this acid is harmful to the body? Citric acid is the same acid found in citrus fruits and gives them a sour taste. This substance is not harmful to the body in itself and even has countless benefits.

But this acid, which is used in carbonated beverages and other foods, is derived from corn, so there are slight differences in its properties.

This acidic compound is a good preservative that prevents the spoilage of beverages and as a strong disinfectant, can prevent the activity of bacteria and fungi.

citric acid in soda

Side Effects of Citric Acid in Sodas:

This substance if used regularly, can damage tooth enamel and cause decay.

Also, people who soda regularly are more prone to gastrointestinal irritations. This is because of the presence of this inorganic acid in beverages. Of course, beverages such as sodas are generally harmful to health due to their high sugar content.


In this article, we examined the properties and use of this acid in various beverages. Citric acid has many benefits in beverages and is an important industrial additive. But overconsumption can also cause side effects.

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6 thoughts on “The Function of Citric Acid in Beverages

  1. Ryan says:

    What is the permissible amount of citric acid in beverages?

    1. china chemicals says:

      The highest concentration was recorded for energy drinks and the lowest for soft drinks. The concentration of citric acid in energy drinks is 7.3 ± 0.06 g/L, in fruit juices is 2.79 ± 0.04 g/L and in beverages is 1.76±0.04 g/L.

  2. Emma says:

    Does citric acid in beverages affect human teeth?

  3. china chemicals says:

    The most obvious side effect of overuse of this substance is tooth erosion. Although citric acid is a weak acid, it can erode the enamel calcium. Some beverages containing citric acid can erode teeth to the dentin surface, the underlying layer of enamel.

  4. mina says:

    What drinks don’t have citric acid?

    1. china chemicals says:

      green tea, milk, milk alternatives, and some root beers

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