In this article
- Beet greens fiber by serving
- Beet tops nutrition: what the leaves bring
- Beet greens vs the beet root
- How beet greens compare with other leafy greens
- A whole-beet bowl, counted
- A zero waste cooking checklist for beet greens
- Beet greens on a low carb plate
- What beet greens fiber does for digestion
- What a week of beet greens adds up to
- Greens, roots or both: a quick rule
- Beet greens questions people ask
- Sources
Plenty of people twist the leafy tops off a bunch of beets and drop them straight in the compost. That habit throws away the more fiber rich part of the plant: a cup of boiled beet greens has about 4.2 grams of fiber for 39 calories, while a cup of cooked beets has about 2.8 grams.
Beet greens fiber is only the start. Those same leaves carry about 1,309 mg of potassium per cooked cup, roughly 28% of the Daily Value, plus nearly six times the Daily Value for vitamin K. Keeping them is an easy win for zero waste cooking.
Beet greens fiber by serving
USDA FoodData Central lists raw beet greens at 3.7 grams of fiber per 100 grams and boiled beet greens at 2.9 grams. A cup of raw leaves weighs only 38 grams, while a cup of cooked greens packs in about 144 grams.
| Beet greens form | Serving | Fiber | % DV (28 g) | Calories |
|---|---|---|---|---|
| Raw, chopped | 1 cup (38 g) | 1.4 g | 5% | 8 |
| Boiled | 1/2 cup (72 g) | 2.1 g | 7% | 19 |
| Boiled | 1 cup (144 g) | 4.2 g | 15% | 39 |
| Raw | 100 g | 3.7 g | 13% | 22 |
| Boiled | 100 g | 2.9 g | 10% | 27 |
Raw leaves have more fiber per gram, but a raw cup is mostly air. The cooked cup holds almost four times as much leaf by weight, which is why it carries three times the fiber.
If you’re tossing a handful of raw leaves into a salad, expect a little over a gram of fiber. If you wilt the whole bunch in a pan, you’re looking at closer to 4 grams per cup.
Beet tops nutrition: what the leaves bring
The leaves are where much of the beet plant’s nutrition sits. Based on USDA’s boiled beet greens record, one cup (144 g) provides about:
- Vitamin K: 697 mcg, about 581% of the Daily Value
- Vitamin A: 552 mcg RAE, about 61% DV
- Vitamin C: 36 mg, about 40% DV
- Copper: 0.36 mg, about 40% DV
- Manganese: 0.73 mg, about 32% DV
- Riboflavin: 0.42 mg, about 32% DV
- Potassium: 1,309 mg, about 28% DV
- Magnesium: 98 mg, about 23% DV
- Iron: 2.7 mg, about 15% DV
- Calcium: 164 mg, about 13% DV
Potassium is the number that stands out most. At about 1,309 mg per cooked cup, beet greens supply more than a quarter of the 4,700 mg Daily Value from a side dish with under 40 calories.
Vitamin K is the other headline. The NIH Office of Dietary Supplements explains that vitamin K is important for blood clotting and healthy bones, and it names green leafy vegetables among the main food sources.
Magnesium also deserves a mention. The NIH notes that magnesium helps regulate muscle and nerve function and is involved in making protein, bone and DNA, and it lists green leafy vegetables as a key source.
A note on sodium
Beet greens contain some sodium naturally. USDA’s unsalted boiled record lists about 347 mg per cup, roughly 15% of the 2,300 mg Daily Value, so go easy on added salt when you cook them.
Beet greens vs the beet root
The two halves of the plant are very different foods. Here’s a cup by cup comparison using the Dietary Guidelines’ figure for cooked beets and USDA’s figure for boiled greens.
| Per cooked cup | Beet greens (USDA) | Beets (Dietary Guidelines) |
|---|---|---|
| Fiber | 4.2 g | 2.8 g |
| Calories | 39 | 49 |
| Potassium | 1,309 mg | not listed |
| Vitamin K | 697 mcg | not listed |
The greens win on fiber by about 1.4 grams per cup and come in 10 calories lighter. Per 100 calories, that gap widens: about 10.8 grams of fiber from the greens against about 5.7 grams from the roots. They also contain far less sugar, about 0.9 grams per cooked cup according to USDA.
That doesn’t make the root a poor choice. Beets bring their own sweetness and color, and eating both from the same bunch is the simplest way to get the most from what you paid for.
How beet greens compare with other leafy greens
Leafy vegetable fiber ranges widely from one green to the next. Here’s where boiled beet greens land against the cooked greens on the Dietary Guidelines list.
| Cooked greens (1 cup) | Fiber | Calories |
|---|---|---|
| Turnip greens | 5.0 g | 29 |
| Collard greens | 4.8 g | 63 |
| Kale | 4.7 g | 43 |
| Spinach | 4.3 g | 41 |
| Beet greens (USDA) | 4.2 g | 39 |
| Swiss chard | 3.7 g | 35 |
| Mustard greens | 2.8 g | 36 |
Beet greens sit right next to spinach, with just 0.1 gram less fiber per cup and a couple fewer calories. They beat Swiss chard, a close relative in the kitchen, by about half a gram.
Per 100 calories, beet greens deliver about 10.8 grams of fiber, almost exactly what kale and spinach offer. Turnip greens remain the leader at about 17 grams.
Mayo Clinic suggests about 21 to 25 grams of fiber a day for women and 30 to 38 grams for men. A cup of cooked beet greens covers about 17 to 20% of a woman’s target and 11 to 14% of a man’s.
Want a quick read on your own daily target? Our fiber calculator works it out in seconds.
A whole-beet bowl, counted
Say you roast the roots from one bunch of beets and wilt the greens in the same pan for the last few minutes. A cup of cooked beets brings about 2.8 grams of fiber and a cup of the greens adds 4.2 grams.
Add half a cup of cooked lentils, which the Dietary Guidelines list at 7.8 grams, and the bowl reaches about 14.8 grams of fiber. That’s more than half of a woman’s daily target, built from one bunch of beets and a scoop of legumes.
Without the greens, the same bowl would stop at about 10.6 grams. Keeping the tops adds roughly 40% more fiber to the meal at almost no extra cost.
A zero waste cooking checklist for beet greens
- Twist or cut the tops off the roots before you cook either part
- Rinse the leaves well before cooking
- Slice the stems thinly and cook them a few minutes before the leaves
- Saute the leaves with garlic and olive oil, or wilt them into soups and pasta
- Use them anywhere you’d use spinach or Swiss chard
- Stir chopped greens into lentil or bean dishes to stack the fiber
Looking for more ways to use every part of your produce? Our recipe eBooks are full of easy, high fiber meals.
Beet greens on a low carb plate
A cup of boiled beet greens has about 7.9 grams of carbohydrate, and 4.2 grams of that is fiber. That leaves roughly 3.7 grams of net carbs per cup, with under a gram of sugar.
Compare that with the roots: the Dietary Guidelines list a cup of cooked beets at 49 calories with 2.8 grams of fiber. Per cup, the greens bring more fiber for fewer calories, so if you’re watching carbs they’re the lighter half of the plant.
What beet greens fiber does for digestion
Fiber from beet greens works much like fiber from other leafy vegetables. Mayo Clinic explains that fiber increases the weight and size of stool and softens it, which makes it easier to pass and helps prevent constipation.
Mayo Clinic also notes that fiber rich foods tend to be more filling and are linked with healthier cholesterol and steadier blood sugar. A low calorie green that delivers 4 grams per cup is an easy way to move toward those benefits.
Mayo Clinic groups fiber into two types. Soluble fiber dissolves in water to form a gel-like material, while insoluble fiber helps material move through your digestive system, and Mayo lists vegetables among the sources of the insoluble kind.
Beet greens deliver their fiber with very few calories, about 39 per cooked cup. That makes them a handy way to add bulk to a meal without making it heavy.
If you’re adding several fiber rich foods at once, take your time. Mayo Clinic recommends increasing fiber gradually over a few weeks and drinking plenty of water.
If your gut needs a gentler on-ramp, our guides walk you through adding fiber step by step.
What a week of beet greens adds up to
One cooked cup at dinner is helpful. Three cooked cups spread across a week adds about 12.6 grams of fiber, close to half a day’s Daily Value, and about 3,900 mg of potassium in total.
That’s the payoff of treating the tops as a second vegetable. A single bunch of beets often gives you a side of roasted roots one night and a pan of greens the next, without a second trip to the store.
Mayo Clinic notes that fiber can help slow the absorption of sugar and that higher fiber intake is linked with a lower risk of heart disease. Small, regular servings of greens are one easy way to keep your daily total moving up.
Greens, roots or both: a quick rule
If you want the most fiber and potassium for the fewest calories, cook the greens. If you want sweetness, color and a heartier side, roast the roots.
If you bought the whole bunch, use both. The leaves add more fiber than the beets themselves, so the bunch you already paid for goes further.
Beet greens questions people ask
Are beet greens high in fiber?
They’re a good source. A cup of boiled beet greens has about 4.2 grams of fiber, roughly 15% of the 28 gram Daily Value, for 39 calories.
Do beet greens have more fiber than beets?
Yes. A cup of boiled beet greens has about 4.2 grams of fiber, while the Dietary Guidelines list a cup of cooked beets at 2.8 grams.
Can you eat beet greens raw?
Yes. A cup of chopped raw beet greens has about 1.4 grams of fiber and only 8 calories, so they work well in salads.
Are beet greens high in potassium?
Yes. A cup of boiled beet greens has about 1,309 mg of potassium, roughly 28% of the Daily Value, according to USDA.
Are beet greens healthier than spinach?
They’re very close. Cooked spinach has about 4.3 grams of fiber per cup and boiled beet greens about 4.2 grams, and both are rich in vitamin K.
What vitamins are in beet greens?
Beet greens are rich in vitamins K, A and C. A cooked cup has about 581% of the Daily Value for vitamin K, 61% for vitamin A and 40% for vitamin C.
How many calories are in beet greens?
About 39 calories in a cup of boiled beet greens and about 8 in a cup of chopped raw leaves.
Sources
- USDA Agricultural Research Service. FoodData Central: SR Legacy Beet greens, raw (170375); Beet greens, cooked, boiled, drained, without salt (170376). 2019. fdc.nal.usda.gov
- U.S. Department of Agriculture and U.S. Department of Health and Human Services. “Food Sources of Dietary Fiber.” Dietary Guidelines for Americans, 2020 to 2025. dietaryguidelines.gov
- U.S. Food and Drug Administration. “Daily Value on the Nutrition and Supplement Facts Labels.” 2024. fda.gov
- National Institutes of Health Office of Dietary Supplements. “Vitamin K: Fact Sheet for Consumers.” 2021. ods.od.nih.gov
- National Institutes of Health Office of Dietary Supplements. “Magnesium: Fact Sheet for Consumers.” 2021. ods.od.nih.gov
- Mayo Clinic Staff. “Dietary fiber: Essential for a healthy diet.” Mayo Clinic. 2025. mayoclinic.org
