Radish Nutrition Facts: Is Radish Good for You?

Raw radishes can be a healthful addition to a varied diet. They are very low in calories, fat, and sugar, and provide 16% of the Daily Value for vitamin C in a 100-gram serving. They also contain some dietary fiber. While not high in most other vitamins or minerals, their low calorie and high water content make them a crisp, hydrating vegetable choice. How beneficial they are depends on your overall eating patterns and portion sizes.

16Calories

0.68gProtein

3.4gCarbs

1.6gFiber

0.1gFat

1.9gSugars

Per 100 g · Radishes, raw

Good source of (10 to 19% DV): Vitamin C

What stands out in radish

Good source of vitamin C. A 100-gram serving of raw radishes provides 14.8 mg of vitamin C, which is 16% of the recommended Daily Value (DV).
Very low in calories. Radishes contain only 16 calories per 100 grams. A full cup of sliced radishes has just 19 calories.
Contains dietary fiber. Each 100-gram portion of radishes includes 1.6 grams of dietary fiber, meeting 6% of the Daily Value.
Almost no fat. This vegetable has only 0.1 grams of total fat per 100 grams and contains 0 mg of cholesterol.

What to keep in mind

Radishes are naturally low in components many people monitor. A 100-gram serving contains only 39 mg of sodium (2% DV) and 1.9 grams of total sugars. They are also very low in saturated fat.

Radish nutrition facts per 100 g

Calories and macronutrients
Nutrient	Per 100 g	% DV
Calories	16 kcal	–
Protein	0.68 g	1%
Total fat	0.1 g	0%
Saturated fat	0.03 g	0%
Monounsaturated fat	0.02 g	–
Polyunsaturated fat	0.05 g	–
Cholesterol	0 mg	0%
Carbohydrate	3.4 g	1%
Dietary fiber	1.6 g	6%
Total sugars	1.9 g	–
Water	95.3 g	–
Sodium	39 mg	2%

Vitamins and minerals
Nutrient	Per 100 g	% DV
Potassium	233 mg	5%
Calcium	25 mg	2%
Iron	0.34 mg	2%
Magnesium	10 mg	2%
Phosphorus	20 mg	2%
Zinc	0.28 mg	3%
Copper	0.05 mg	6%
Manganese	0.07 mg	3%
Selenium	0.6 mcg	1%
Vitamin A (RAE)	0 mcg	0%
Vitamin C	14.8 mg	16%
Vitamin D	0 mcg	0%
Vitamin E	0 mg	0%
Vitamin K	1.3 mcg	1%
Thiamin (B1)	0.01 mg	1%
Riboflavin (B2)	0.04 mg	3%
Niacin (B3)	0.25 mg	2%
Vitamin B6	0.07 mg	4%
Folate (DFE)	25 mcg	6%
Vitamin B12	0 mcg	0%
Choline	6.5 mg	1%

% 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.

Radish by portion

The nutrition in radishes depends on how much you eat. A cup of sliced radishes provides 19 calories and 1.9 grams of fiber. A smaller portion, like a half-cup of slices, has 9 calories and just under a gram of fiber. A single medium radish is very small, containing only 1 calorie, while a large radish has about the same. Both have less than half a gram of carbohydrates.

USDA portion	Weight	Calories	Protein	Carbs	Fiber	Fat
1 cup slices	116 g	19	0.8 g	3.9 g	1.9 g	0.1 g
1 large (1″ to 1-1/4″ dia)	9 g	1	0.1 g	0.3 g	0.1 g	0 g
1 medium (3/4″ to 1″ dia)	4.5 g	1	0 g	0.2 g	0.1 g	0 g
1 slice	1 g	0	0 g	0 g	0 g	0 g
1 small	2 g	0	0 g	0.1 g	0 g	0 g
0.5 cup slices	58 g	9	0.4 g	2 g	0.9 g	0.1 g

How radish compares with other vegetables

Compared to the 38 vegetables in this site’s group, raw radishes rank in the lower half for most nutrients, including protein (rank 36), fiber (rank 28), and potassium (rank 27). Their nutritional profile is similar to other high-water-content vegetables like cucumber, zucchini, romaine lettuce, and celery, all of which contain between 14 and 17 calories per 100 grams. Radishes have the same amount of fiber as celery (1.6 g) and more than cucumber (0.5 g) or zucchini (1.0 g).

Per 100 g	Calories	Protein	Carbs	Fiber	Fat
Radish	16	0.68 g	3.4 g	1.6 g	0.1 g
Cucumber	15	0.65 g	3.6 g	0.5 g	0.11 g
Zucchini	17	1.2 g	3.1 g	1 g	0.32 g
Romaine Lettuce	17	1.2 g	3.3 g	2.1 g	0.3 g
Celery	14	0.69 g	3 g	1.6 g	0.17 g

Quick answers

How many calories are in a radish?

A single medium radish (4.5 g) has 1 calorie, and a large one (9 g) also has 1 calorie. A 100-gram serving of raw radishes, which is about one cup of slices, contains 16 calories.

How many carbs and how much sugar are in radishes?

A 100-gram serving of raw radishes has 3.4 grams of carbohydrates, which includes 1.9 grams of total sugars and 1.6 grams of dietary fiber. A cup of slices has about 3.9 grams of carbs.

Are radishes a good source of any vitamins?

Based on FDA guidelines, radishes are a good source of vitamin C, providing 14.8 mg (16% of the Daily Value) per 100 grams. They contain small amounts of other vitamins like folate and vitamin B6.

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 radish fits your situation.