
Dr. Graham Wong, Cardiologist, Vancouver, BC
Heart Health : The Health Benefits of Cucumbers

Cucumbers are low in calories but rich in water and several beneficial nutrients, making them a healthy addition to most diets.
Here are some of their main health benefits:
- Keeps you hydrated: Cucumbers are about 95–96% water, which helps support hydration, especially during hot weather or after exercise.
- Low in calories: One cup of sliced cucumber contains only about 16 calories, making it a filling snack that can support weight management.
- Provides important nutrients: Cucumbers contain:
- Vitamin K (important for blood clotting and bone health)
- Vitamin C (supports the immune system)
- Potassium (helps regulate blood pressure)
- Magnesium (supports muscle and nerve function)
- Small amounts of fiber
- Supports digestion: The combination of water and fiber, particularly if you eat the peel, can help promote regular bowel movements and reduce constipation.
- Contains antioxidants: Cucumbers provide antioxidants such as flavonoids and tannins, which help protect cells from damage caused by free radicals.
