Sarcosine is widely used in the cosmetic industry as a moisturizing agent due to its ability to retain water and improve skin hydration. It is also employed in personal care products like shampoos and conditioners for its conditioning properties, helping to soften hair and enhance manageability. In the pharmaceutical sector, sarcosine serves as an intermediate in the synthesis of various drugs, including those targeting neurological disorders. Additionally, it is utilized in biochemical research as a reagent to study metabolic pathways and enzyme functions. In industrial applications, sarcosine acts as a corrosion inhibitor, protecting metal surfaces from degradation.