Methyl citrate is widely used as a plasticizer in the production of polymers, enhancing flexibility and durability in materials such as PVC. It is also employed as an intermediate in organic synthesis, particularly in the manufacture of pharmaceuticals and agrochemicals. In the food industry, it serves as an acidulant and preservative, helping to regulate acidity and extend shelf life. In the cosmetics industry, it is used as an ingredient in creams and lotions for skin conditioning and moisturizing. Additionally, it finds application in the production of biodegradable plastics, contributing to environmentally friendly material solutions. Its chelating properties make it useful in water treatment processes, where it helps to remove metal ions from wastewater.