Yes, celery is healthy. It is a low-calorie, nutrient-dense vegetable that provides fiber, vitamin K, and antioxidants while being about 95% water. However, it is not a miracle food: it won’t magically burn fat or detox your body, but as part of a balanced diet, it supports hydration, digestion, and overall health.
Nutritional Profile: What’s Actually in Celery
A single medium stalk (about 40 g) contains roughly 6 calories, 0.3 g protein, 1.2 g carbohydrate, and 0.6 g fiber. The most notable micronutrient is vitamin K: one cup of chopped celery (about 101 g) provides about 30% of the Daily Value. It also supplies small amounts of folate, potassium, and vitamin A. Celery is about 95% water, which contributes to its low energy density—meaning you can eat a large volume for very few calories.
Celery also contains plant compounds like apigenin and luteolin, which are flavonoids with antioxidant properties. These compounds are being studied for their anti-inflammatory effects, but the evidence is mostly from lab or animal studies, not large human trials. So while celery is a healthy choice, it is not a medicinal food.
Health Benefits: What the Evidence Supports
Celery’s main benefits come from its fiber and water content. The insoluble fiber adds bulk to stool, which helps prevent constipation and supports regular bowel movements. The high water content also aids hydration, especially if you eat it raw as a snack.
Vitamin K is essential for blood clotting and bone health. A deficiency is rare, but eating foods like celery contributes to your daily needs. The antioxidants in celery may help reduce oxidative stress, which is linked to chronic diseases, but this is not the same as saying celery prevents cancer or heart disease—no single food does.
Some people claim celery has “negative calories” because chewing burns more energy than it provides. This is a myth. The thermic effect of food (calories burned during digestion) is about 10% of the calories consumed, so celery’s 6 calories per stalk might cost less than 1 calorie to digest. You won’t lose weight by eating celery alone, but it can be a satisfying low-calorie snack that helps you feel full.
How to Choose and Store Celery
When buying celery, look for stalks that are firm, crisp, and tightly packed. The leaves should be green and fresh-looking, not wilted. Avoid bunches with cracks, brown spots, or a rubbery texture. The color can range from pale green to dark green; darker stalks often have more nutrients, but all are fine.
To store, keep celery in the refrigerator in a plastic bag or wrapped in aluminum foil. It will stay crisp for about 1–2 weeks. If it starts to go limp, you can revive it by cutting the base and placing the stalks in a glass of cold water in the fridge for a few hours. Do not wash celery until you’re ready to use it, as excess moisture promotes spoilage.
Common Problems: Pesticides and Allergies
Celery is one of the crops that tends to have higher pesticide residues when grown conventionally. The Environmental Working Group’s “Dirty Dozen” list often includes celery, though the list changes yearly. If you’re concerned, buying organic celery is an option, but the health benefits of eating conventional celery still outweigh the risks of not eating vegetables at all. Washing with water removes some surface residues, but not all.
Celery allergy is relatively common, especially in Europe. It can cause oral allergy syndrome (itching or swelling in the mouth) in people with birch pollen allergies. In rare cases, it can trigger anaphylaxis. If you have a known allergy to celery or birch pollen, avoid celery and check food labels, as celery is sometimes used as a flavoring or thickener.
Celery Juice: Does It Work?
Celery juice became a trend after a wellness influencer promoted it as a cure-all. The evidence does not support any unique benefits of juicing celery. Juicing removes most of the fiber, which is one of the main health benefits. You also lose the chewing satisfaction and the satiety that comes from eating whole celery.
If you enjoy celery juice, it’s a fine beverage, but it’s not superior to eating celery stalks. The juice is mostly water with some vitamins and antioxidants. It is not a detox—your liver and kidneys do that. And drinking large amounts of celery juice can add sodium (about 80 mg per cup) and may interact with certain medications, especially blood thinners like warfarin, because of its vitamin K content.
Celery in Cooking: How to Use It
Celery is a staple in mirepoix, the French flavor base of celery, onions, and carrots. It’s also used in soups, stews, and stocks. You can eat it raw with peanut butter or hummus, or add it to salads for crunch. Celery leaves are edible and can be used as an herb-like garnish.
When cooking, celery becomes softer and sweeter. It’s a common ingredient in Thanksgiving stuffing, chicken soup, and tuna salad. For a quick snack, try stuffing celery with cream cheese and raisins (the classic “ants on a log”).
If you don’t like the stringy texture, you can peel the outer ridges with a vegetable peeler before slicing. This removes the tough fibers and makes it more tender.
Safety and Interactions
Celery is safe for most people when eaten in normal food amounts. However, it is one of the top sources of vitamin K, which can interfere with blood-thinning medications. If you take warfarin (Coumadin), keep your celery intake consistent so your doctor can adjust your dose accordingly. Sudden increases or decreases in vitamin K can affect your INR (a measure of blood clotting).
Celery also contains a compound called psoralen, which can make your skin more sensitive to sunlight if you handle large amounts, but this is unlikely from normal eating. People with kidney issues should be aware that celery is moderately high in potassium, though not as high as bananas or potatoes.
Frequently Asked Questions
Is celery a negative-calorie food?
No. The idea that you burn more calories chewing and digesting celery than it contains is a myth. A stalk has about 6 calories, and digestion uses only a fraction of that. Celery is low-calorie, but not negative-calorie.
Can celery help you lose weight?
It can be part of a weight-loss diet because it’s low in calories and high in water and fiber, which helps you feel full. But eating celery alone won’t cause weight loss; you still need an overall calorie deficit.
Is celery juice better than eating celery?
No. Juicing removes the fiber, which is one of the main health benefits. The juice has some vitamins and antioxidants, but you lose the satiety and digestive benefits of the whole vegetable.
Does celery lower blood pressure?
Some animal studies suggest that compounds in celery may help relax blood vessels, but human evidence is limited. Eating celery as part of a diet rich in fruits and vegetables can support heart health, but it’s not a substitute for medication.
Can I eat celery every day?
Yes, eating celery daily is fine for most people. Just be mindful of your vitamin K intake if you take blood thinners, and vary your vegetables to get a range of nutrients.
How should I wash celery?
Rinse the stalks under running water and scrub with a vegetable brush to remove dirt and residue. You don’t need soap or special washes. Trim the ends and remove any damaged parts.
Related
- Sour Cream Makers in Choa Chu Kang: 3 Ways
- Soto Ayam Soup: Indonesian Chicken Noodle Soup
- Lobster Roll Gloucester MA: Classic New England Recipe
More recipes to cook
Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes
Spotted an error? Tell us and we will correct it (corrections policy).