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Benefits of watercress

23 Nov 2022 • 1 min read


Watercress is a leafy green and an official ‘powerhouse vegetable’ which contains every nutrient the UN considers essential to health.1 Ancient Romans believed watercress could prevent baldness, and although we wouldn’t go that far, it’s undoubtedly good for you.2

The United States’ public health authority named watercress as the best vegetable you can get for nutrient density, which is the amount of goodness relating to calories provided.3

In this article, we’ll assess all the health benefits associated with watercress. We’ll look at the nutrients within watercress and advise you how to get more watercress in your diet. Finally, we’ll notify you of the risks associated with watercress consumption.

Benefits of eating watercress

Eating watercress as part of a balanced diet is associated with fantastic benefits for health, including:

  • Antioxidant content

 Oxidative stress in the body is strongly associated with an increased likelihood of developing age-related diseases.4 Watercress combats oxidative stress in the body, thanks to its phenomenal antioxidant content.5

  • Better heart health

 A study of 500,000 people found that those who eat leafy greens like watercress have better heart health than those who don’t.6

  • Lower cholesterol

 High cholesterol is associated with an increased risk of developing a wide variety of age-related illnesses.7 Happily, eating watercress is likely to lower cholesterol and boost health.8

  • Better eye health

 Watercress contains compounds lutein and zeaxanthin, which are some of the best antioxidants we can eat to enhance eye health, according to scientific studies.9

Watercress nutrition values

A 34g portion of watercress contains10:

Vitamin K Vitamin C Vitamin A
106% of RDA 24% of RDA 22% of RDA


  • Vitamin K is essential for wound healing and is associated with bone health11
  • Vitamin C helps maintain the health of cells, skin, blood vessels, bones and cartilage12
  • Vitamin A helps the immune system to work at its best13

How to cook with watercress

Watercress is a versatile ingredient as it is small but flavourful, and as good raw as it is cooked.

Here are some recipes to help you incorporate watercress into your diet:

  • Watercress soup

Heat watercress with leeks, potatoes, and cream (or plant-based milk) to make a delicious, nourishing green soup.

  • Watercress sauce

 Blend watercress with cooked shallots and white wine to make the classic sauce that complements salmon or cod perfectly.

  • Watercress stuffing

 Incorporate watercress into your favourite stuffing recipe and enjoy with turkey or chicken.

  • Watercress pesto

Make a pesto of watercress, pine nuts, and parmesan to add to risottos or pasta dishes.

Potential risks from watercress

Watercress has been linked to food poisoning outbreaks, which food hygiene experts say is likely the result of the damp, warm conditions it’s sometimes grown in.14,15 If you’re worried about food poisoning risk, cook before use.

Although there’s a renewed interest in foraging watercress, foragers are advised to avoid wild watercress as if it’s picked from water contaminated with bacteria, it can cause illness.16

Last updated: 15 March 2021



Author: Bhupesh PanchalSenior Regulatory Affairs Associate

Joined Holland & Barrett: Apr 2019

Masters Degree in Toxicology and BSc Hons in Medical Biochemistry

Bhupesh started his career as a Clinical Toxicologist for Public Health England, advising healthcare professionals all around the country on how to manage clinical cases of adverse exposure to supplements, pharmaceuticals, cosmetics, industrial chemicals and agricultural products.

After 7 years in this role and a further year working as a drug safety officer in the pharmaceutical industry, Bhupesh joined Holland & Barrett as a Senior Regulatory Affairs Associate in 2019.

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