Calories in Unprepared Frozen Fiddlehead Ferns

Low Sugar
Instrument — Food Profile
100g
Calories

34.00

kcal
Protein

4.31

g
Carbs

5.74

g
Fat

0.35

g
Fiber

0.00

g
Sugar

0.00

g

Curious about the nutritional profile of unprepared frozen fiddlehead ferns? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of unprepared frozen fiddlehead ferns provides 34.00 calories, 4.31g of protein, and 5.74g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 34.00 kcal 4.31g 5.74g 0.35g
1 oz (28g) 10 kcal 1.2g 1.6g 0.1g

Vitamins & Minerals

Nutrient Amount
Vitamin A 168.00 mcg
Vitamin C 17.80 mg
Thiamin (B1) 0.01 mg
Riboflavin (B2) 0.13 mg
Niacin (B3) 3.26 mg
Calcium 24.00 mg
Iron 0.73 mg
Magnesium 19.00 mg
Potassium 129.00 mg
Zinc 0.71 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 168584)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories are in unprepared frozen fiddlehead ferns?

100 grams of unprepared frozen fiddlehead ferns contains exactly 34.00 calories.

Can I eat unprepared frozen fiddlehead ferns on a keto diet?

No, unprepared frozen fiddlehead ferns have 5.74g of carbs per 100g, which may disrupt ketosis.

Is unprepared frozen fiddlehead ferns a good source of protein?

They contain 4.31g of protein per 100g, which is moderate.