Choline dihydrogen citrate is widely used as a dietary supplement to support liver function and promote overall health. It plays a crucial role in fat metabolism, helping to prevent the accumulation of fat in the liver, which can lead to conditions like fatty liver disease. Additionally, it is essential for the synthesis of acetylcholine, a neurotransmitter important for brain function, memory, and muscle control. This compound is also utilized in sports nutrition to enhance physical performance and recovery by supporting energy production and muscle function. In medical applications, it is sometimes included in formulations to treat certain neurological disorders and cognitive impairments due to its role in maintaining healthy brain activity. Furthermore, it is incorporated into infant formulas to ensure proper growth and development, particularly in brain and nervous system development. It also aids in maintaining cell membrane integrity and may be used in food products to enhance nutritional value, as well as in skincare for hydration and elasticity.