What is Job’s Tears (Coix Seed)? Benefits for Skin Explained

Job’s Tears, also known as Coix lacryma-jobi, is a grain native to East Asia, long celebrated in traditional herbal medicine. It’s sometimes called “coix seed” and has been used for centuries in skincare and wellness rituals for its nourishing and skin-supporting properties.

Prized for its hydrating, brightening, and soothing effects, it helps: Lock in moisture for soft, plump skin, improve skin clarity and radiance, and reduce the appearance of dullness and uneven texture. The ingredient is gentle yet effective, making it suitable for daily use across all skin types.

Job’s Tears, known in Japan as the “Beauty Pearl Grain” (美肌の穀物), has deep roots in traditional Eastern medicine. It has been used for centuries in Chinese and Indian medicine and is a staple in Japanese Kampo practices, where it supports skin health, aids digestion, and helps balance internal hydration.

Native to East and Southeast Asia—including Japan, China, and Korea—Job’s Tears seeds are harvested and dried for various uses. They are ground into powders for skincare or prepared in soups, broths, and herbal teas, reflecting a holistic approach to wellness.

Job’s Tears is gentle and suitable for daily use. In skincare products, you can include it in your morning and evening routine to maintain hydration and a bright, even complexion.

Job’s Tears (Coix Seed) Extract stands in a class of its own among botanical ingredients. While it offers benefits often associated with ingredients like Hyaluronic Acid for hydration, Green Tea for antioxidant protection, and Niacinamide for tone clarity, its true strength lies in bringing these benefits together in one—helping to reveal skin that appears hydrated, smoother, and more radiant.

• University of Texas at El Paso. (n.d.). Job’s tears (Coix lacryma-jobi). UTEP Herbal Safety. https://www.utep.edu/herbal-safety/herbal-facts/herbal%20facts%20sheet/jobs-tears.html
• T. K. Bhoomika, S. Suhas*. (2025). Job's Tears: A Comprehensive Review of Its Traditional Uses, Nutritional Composition, And Pharmacological Potential. International Journal of Scientific Research and Technology, 2(5), 417–426. https://doi.org/10.5281/zenodo.15426595
• Neomirae. (n.d.). Top skincare ingredient in Korea: Yulmu. https://neomirae.com/top-skincare-ingredient-in-korea-yulmu/
• Clinikally. (n.d.). Hatomugi in Japanese skincare: A natural secret for radiant skin. https://www.clinikally.com/blogs/news/hatomugi-in-japanese-skincare-a-natural-secret-for-radiant-skin