Arugula is a nutrient-dense, low-calorie leafy green that provides calcium, potassium, folate, and vitamins A, C, and K. Research links cruciferous vegetables like arugula with a lower risk of some ...

L-theanine is an amino acid. While more research is necessary, possible benefits include managing anxiety, relieving stress, and reducing insomnia. L-theanine is primarily found in green and black tea ...