Green Beans Nutrition Facts: Are Green Beans Good for You?

Raw green beans can be part of a balanced diet by supplying key nutrients. A 100-gram serving is high in vitamin K and a good source of both vitamin C and dietary fiber. They are a low-calorie food, containing 31 calories per serving, and are very low in fat and sodium. Their nutritional value depends on the portion size and how they fit into your overall eating pattern.

31Calories

1.8gProtein

7gCarbs

2.7gFiber

0.22gFat

3.3gSugars

Per 100 g · Beans, snap, green, raw

High in (20% DV or more per 100 g): Vitamin K
Good source of (10 to 19% DV): Dietary fiber, Vitamin C

What stands out in green beans

High in vitamin K. A 100-gram serving of raw green beans provides 43 micrograms of vitamin K. This amount is 36% of the Daily Value (DV).
Good source of vitamin C and fiber. Raw green beans are a good source of both vitamin C and dietary fiber. A 100-gram portion contains 12.2 mg of vitamin C (14% DV) and 2.7 grams of fiber (10% DV).
Low in calories. With just 31 calories per 100-gram serving, which is about one cup of 1/2-inch pieces, green beans are a low-calorie vegetable.
Very low fat and sodium. This data shows raw green beans have almost no fat (0.22 g) or sodium (6 mg) per 100 grams, providing 0% of the Daily Value for each.

What to keep in mind

This nutrition data is for raw green beans. Adding ingredients like salt, butter, or sauces will increase the sodium and fat content.
Canned green beans often have added sodium, so it is useful to check the label if that is a concern.

Green Beans nutrition facts per 100 g

Calories and macronutrients
Nutrient	Per 100 g	% DV
Calories	31 kcal	–
Protein	1.8 g	4%
Total fat	0.22 g	0%
Saturated fat	0.05 g	0%
Monounsaturated fat	0.01 g	–
Polyunsaturated fat	0.11 g	–
Cholesterol	0 mg	0%
Carbohydrate	7 g	3%
Dietary fiber	2.7 g	10%
Total sugars	3.3 g	–
Water	90.3 g	–
Sodium	6 mg	0%

Vitamins and minerals
Nutrient	Per 100 g	% DV
Potassium	211 mg	4%
Calcium	37 mg	3%
Iron	1 mg	6%
Magnesium	25 mg	6%
Phosphorus	38 mg	3%
Zinc	0.24 mg	2%
Copper	0.07 mg	8%
Manganese	0.22 mg	9%
Selenium	0.6 mcg	1%
Vitamin A (RAE)	35 mcg	4%
Vitamin C	12.2 mg	14%
Vitamin D	0 mcg	0%
Vitamin E	0.41 mg	3%
Vitamin K	43 mcg	36%
Thiamin (B1)	0.08 mg	7%
Riboflavin (B2)	0.1 mg	8%
Niacin (B3)	0.73 mg	5%
Vitamin B6	0.14 mg	8%
Folate (DFE)	33 mcg	8%
Vitamin B12	0 mcg	0%
Choline	15.3 mg	3%

% Daily Value uses the FDA Daily Values for adults and children 4 years and older. Highlighted rows are 20% DV or more per 100 g. A dash means no Daily Value is set.

Green Beans by portion

The nutrition information is based on a 100-gram serving, which the USDA describes as about one cup of 1/2-inch pieces. This portion has 31 calories, 7 grams of carbohydrates, and about 2 grams of protein. A smaller portion of ten 4-inch beans weighs 55 grams and provides 17 calories, about 4 grams of carbohydrates, and 1.5 grams of dietary fiber.

USDA portion	Weight	Calories	Protein	Carbs	Fiber	Fat
1 cup 1/2″ pieces	100 g	31	1.8 g	7 g	2.7 g	0.2 g
10 beans (4″ long)	55 g	17	1 g	3.9 g	1.5 g	0.1 g

How green beans compares with other vegetables

Compared to 37 other vegetables on this site, green beans are moderate in most nutrients. Their calorie count of 31 per 100 grams is similar to that of okra, broccoli, and collard greens. They rank in the upper half for fiber (13th), iron (11th), and vitamin K (11th). However, their content of other nutrients like potassium, calcium, and zinc is in the lower half compared to the other vegetables analyzed. For example, collard greens and kale provide more protein and fiber in a similar number of calories.

Per 100 g	Calories	Protein	Carbs	Fiber	Fat
Green Beans	31	1.8 g	7 g	2.7 g	0.22 g
Collard Greens	32	3 g	5.4 g	4 g	0.61 g
Okra	33	1.9 g	7.5 g	3.2 g	0.19 g
Broccoli	34	2.8 g	6.6 g	2.6 g	0.37 g
Kale	35	2.9 g	4.4 g	4.1 g	1.5 g

Quick answers

How many calories are in a cup of green beans?

A one-cup serving of raw green beans cut into 1/2-inch pieces (100 grams) contains 31 calories.

How many carbs and how much sugar are in green beans?

A 100-gram serving of raw green beans has 7 grams of total carbohydrates. Within that, there are 3.3 grams of total sugars and 2.7 grams of dietary fiber.

Are green beans a good source of protein?

Green beans contain some protein, with 1.8 grams in a 100-gram serving. This amount provides 4% of the Daily Value, so they are not considered a good source of protein.

When to talk to a doctor or dietitian

This page describes nutrient content, not medical advice. If a health condition, medicine or pregnancy affects what you eat, a doctor or registered dietitian can tell you how green beans fits your situation.