DL-Methionine Methylsulfonium Chloride is widely used in the pharmaceutical and health industries due to its role as a methyl donor. It is often incorporated into dietary supplements aimed at supporting liver function and detoxification processes. The compound is particularly valued for its ability to promote healthy liver metabolism and assist in the breakdown of fats, making it beneficial for individuals with liver-related conditions or those seeking to improve overall liver health.

In agriculture, it is utilized as a feed additive for livestock to enhance growth and improve feed efficiency. By providing essential methyl groups, it supports various metabolic functions in animals, contributing to better nutrient utilization and overall health.

Additionally, it finds applications in skincare products, where it is used for its antioxidant properties. It helps in protecting the skin from oxidative stress and environmental damage, promoting a healthier and more youthful appearance. Its role in cellular repair and regeneration makes it a valuable ingredient in anti-aging formulations.