Answer: Watercress is one of the most keto-friendly vegetables you can find. At a mere 0.3 g of net carbs per serving, it has the versatility to fit into almost any meal.
Watercress is somewhat unique as a vegetable because it grows in water. When you purchase it at the supermarket, you'll often find it bagged with moisture inside to keep it fresh. It has grown in popularity in recent years as more people discover that this nutrient-rich leafy green is pretty tasty.
Each serving of watercress (1 cup, chopped) contains 0.3 g of net carbs. At only 4 calories per serving, it's not very substantial, but you can rest assured that watercress won't interfere with your ketosis.
Watercress is also a good source of protein, at 0.8 g per serving.
Watercress contains 16% of your daily value of vitamin C, an essential antioxidant that can help prevent cardiovascular disease.
Watercress is a cruciferous vegetable, a family of crop species that includes kale and broccoli. Scientists are interested in cruciferous vegetables because of evidence that suggests that they contain compounds that prevent cancer. More research is needed, but several studies have found that people who consume cruciferous vegetables like watercress are less likely to develop lung or colon cancer.