Potassium citrate is a versatile compound with various applications in the food industry. As a potassium salt of citric acid, it serves multiple purposes in food products. Let’s explore the details one by one.
What is Potassium Citrate?
Potassium citrate commonly refers to Monopotassium citrate. It is a chemical compound with the molecular formula C6H7O7K. It is a white, crystalline powder with a slightly acidic taste. This compound is naturally present in citrus fruits and is produced synthetically for various applications, including food.
For a better understanding, please check the specifications below:
| Chemical Formula | C6H7O7K |
| Molecular Weight | 208.14 g/mol |
| Appearance | White crystalline powder |
| CAS No. | 866-83-1 |
| EC No. | E332(i) |
| Solubility | Soluble in water |
| pH (1% solution) | 3.5 - 6.0 |
| Assay (as C6H7O7K) | ≧99.0% |
| Loss on Drying | ≦4.0% |
| Heavy Metals (as Pb) | ≦10 ppm |
| Arsenic (As) | ≦3 ppm |
| Lead (Pb) | ≦2 ppm |
| Mercury (Hg) | ≦1 ppm |
| Cadmium (Cd) | ≦1 ppm |
Let’s move on to the next question.
What is Potassium Citrate Used For in Food Industry?
Food Preservation: Potassium citrate acts as a preservative, helping to extend the shelf life of various food products. It inhibits the growth of microorganisms, bacteria, and mold, thereby reducing spoilage and food wastage.
Flavor Enhancement: As a souring agent, potassium citrate contributes to enhancing the flavor of certain food items. It adds a tangy taste to beverages, candies, gel-based foods, and other products, making them more appealing to consumers.
Acidity Regulator: Potassium citrate is used as an acidity regulator in certain food formulations. It helps maintain the desired pH level in acidic food products, ensuring consistent taste and texture.
Texture Modifier: In some applications, potassium citrate can act as a texture modifier, influencing the mouthfeel and consistency of food items. It is particularly relevant in products like sauces, dressings, and dairy-based products.
Buffering Agent: Potassium citrate functions as a buffering agent, helping to stabilize the pH of certain food systems. It prevents significant pH changes that could negatively impact the product’s quality.
Firming Agent: In certain food applications, potassium citrate can act as a firming agent, helping to maintain the desired texture and structure of fruits and vegetables, especially in canned or processed forms.
Emulsification: Potassium citrate can aid in the emulsification process, allowing for better mixing and stabilization of ingredients in food products like salad dressings and mayonnaise.
Natural Source of Potassium: Besides its functional roles, potassium citrate also provides a source of potassium in food products. Potassium is an essential mineral that supports various physiological functions in the human body.
What Foods Potassium Citrate Applied in?
Beverages: Potassium citrate is used in soft drinks, sports drinks, and fruit juices to enhance flavor and act as an acidity regulator.
Confectionery: It is used in candies, gummies, and sour sweets to provide a tangy taste and enhance overall flavor.
Dairy Products: Potassium citrate is found in yogurt, cheese, and flavored milk beverages to regulate acidity and improve taste and texture.
Dressings and Sauces: It is used in salad dressings, ketchup, and sauces as an emulsifier to stabilize the product and ensure proper mixing of ingredients.
Pickled Foods: Potassium citrate helps maintain the desired acidity level in pickled vegetables, ensuring proper preservation and flavor development.
In Conclusion, Potassium citrate is a valuable food additive that serves multiple purposes in the food industry. And potassium citrate can contribute positively to the taste, texture, and overall quality of various food products. For COA and MSDS, please contact [email protected].
