What you need to know about watercress
Watercress, which was used as a medicine by Hippocrates about 2500 years ago, was a source of food that people consumed until the beginning of the 19th century. So much so that it is said to be the main food source of Roman soldiers due to its nutritional values and easy availability.
Watercress, which is part of the cruciferous group with chard, broccoli, arugula and Brussels sprouts, contains a very high nitrate level just like other cruciferous ones. It is reported by experts that a high amount of nitrate also increases athletic performance and lowers blood pressure. Two cups of watercress is only 7 calories and 1.6 g. The protein it contains shows that it is an ideal food for those who want to stay fit. Also in watercress, there are plenty of basic food sources such as K, C, A, E vitamins, calcium, magnesium, potassium, amine, riboflavin.