# Nutritional benefits of dark leafy greens > Live situation record from CLSTR: https://clstr.news/situations/nutritional-benefits-of-dark-leafy-greens > Updated: 2026-10-02T15:45:00.000Z. Sources: 4. Developments: 2. Information regarding the nutritional value of dark leafy greens highlights their role in disease prevention and essential mineral intake. Initial reports focus on kale, noting it is a nutrient-dense brassica providing high levels of potassium, vitamin C, calcium, beta-carotene, and folate. Research indicates that consuming kale may reduce the risk of various cancers, including those of the digestive tract, prostate, bladder, and rectum. Subsequent information expands this to include other greens like spinach, cabbage, and bok choy. These vegetables are noted for providing vitamins A, C, and K, alongside iron and calcium. While fiber content supports digestive health and helps reduce risks of heart disease and cancer, a 2025 CDC study noted that only 10 percent of American adults meet recommended daily vegetable servings. Bok choy is specifically identified as a versatile alternative to spinach or lettuce, offering antioxidants and minerals such as potassium and folate. ## Timeline ### 2026-10-02: Nutritional benefits of dark leafy greens Dark leafy greens like bok choy and kale provide essential vitamins and minerals that can reduce the risk of chronic diseases, addressing low vegetable consumption rates in adults. 2 sources. https://clstr.news/cluster/nutritional-benefits-of-dark-leafy-greens ### 2026-09-04: Kale offers high potassium and potential cancer-fighting benefits Kale is a highly nutritious leafy green containing significant amounts of potassium, vitamin C, and calcium. Regular consumption may help reduce the risk of several types of cancer. 2 sources. https://clstr.news/cluster/kale-offers-high-potassium-and-potential-cancer-fighting-benefits --- Cite as: Nutritional benefits of dark leafy greens. CLSTR, https://clstr.news/situations/nutritional-benefits-of-dark-leafy-greens