L-malic acid is widely used as a functional acidifier in the beverage and food industry. The acidity of malic acid is long-lasting, and its acidity is 20% stronger than that of citric acid, which can not only maintain the flavor of natural fruit juice, but also eliminate the aftertaste of bitterness when combined with synthetic sweeteners, and can partially or completely replace citric acid for the acidity adjustment of beverages and food. In addition, L-malic acid is one of the important hubs of the tricarboxylic acid cycle in human body, and has many unique physiological functions. In its natural configuration, L-malic acid plays a very important role in cellular energy production. It also exists and transports metal ions in the form of complexes in living organisms. Therefore, Calcium L-Malate can be used for the prevention and treatment of senile osteoporosis caused by calcium deficiency. 

L-malic acid is also used in the processing and preservation of fresh meat, accelerating the maturation and preserving the freshness of the meat.L-malic acid can induce the division of skin cells and improve the growth of skin tissues, and thus can be used in the cosmetic industry. Since citric acid induces fatty acid synthesis, the use of L-malic acid in food and beverages can reduce fat synthesis, and malic acid has the function of weight loss. In recent years, it is also found that L-malic acid has the function of liver protection, detoxification and anti-depression, which is a functional additive with great application prospect.

Use of L-malic acid

L-malic acid is the form that can be utilized by living organisms, it is often used in compound amino acid injection (an important nutritional drug after surgery) to improve the utilization rate of amino acids, which is especially important for patients with postoperative weakness and liver dysfunction.Potassium L-malate is a good potassium supplement, it can maintain the water balance of the body, treat edema, hypertension and fat accumulation, etc. L-malic acid is a good supplement for liver disease, especially for hyperglycemia caused by liver dysfunction, it is a good additive for treating liver disease, especially for hypercalcemia caused by liver dysfunction, it is also a good additive for treating liver disease. L-malic acid is a good medicine for treating liver diseases, especially high blood ammonia caused by liver dysfunction.Sodium L-malate has 1/3 salty taste of table salt, and can be used as substitute table salt for kidney patients.

The uses of L-malic acid in food, medicine, daily-use chemical industry are as follows:

(1) Food industry: used for processing and configuration of beverages, wine, fruit juice, also used in candy, jam and other manufacturing, food and bacteriostatic and antiseptic effect. It can also be used for PH adjustment of yogurt fermentation and removal of tartaric acid salt in wine brewing.

(2) Tobacco industry: malic acid derivatives (such as esters) can improve the flavor of tobacco.

(3) Pharmaceutical industry: a variety of tablets, syrups with malic acid can be fruit flavor, and is conducive to absorption and diffusion in the body.

(4) Daily-use chemical industry: it is a good complexing agent, ester agent, used in toothpaste formulas, toothpaste tablets, synthetic spice formulas, etc. It can also be used as a component of deodorants and detergents.

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