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Whelks, boiled

Whelks are edible marine snails, classed as shellfish. The figures here describe whelks boiled in salted water. They mainly provide protein, with 20g per 100g, alongside 1.2g of fat. They also provide vitamin B12, at 21µg per 100g, and minerals including zinc, copper and iron. Their salt content is 0.7g per 100g.

Protein supports the growth and repair of body tissues. Vitamin B12 helps maintain normal nerve function and is needed for red blood cell formation. The salt content is worth noting for people monitoring their salt intake, particularly as these whelks were cooked in salted water. Full nutrient figures are given in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energía

89 kcal

Energía

376 kJ

Grasa

1.2g

of which saturates

0.2g

Carbohydrate

Trace

of which sugars

Trace

Proteína

20g

Sal

0.7g

Alcohol

0g

Agua

74g

Colesterol

125mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamina D

Trace

Vitamina E

0.8mg

Vitamina C

Trace

Thiamin (B1)

0.04mg

Riboflavin (B2)

0.17mg

Niacin (B3)

1.3mg

Vitamin B6

0.09mg

Vitamina B12

21µg

Ácido fólico

6µg

Calcio

84mg

Hierro

3.3mg

Magnesio

87mg

Phosphorus

140mg

Potasio

190mg

Sodio

280mg

Zinc

12mg

Cobre

6.6mg

Other types of whelks

Alimentos

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Whelks, boiled, weighed with shells

30 kcal

6.6g

0.4g

–

About these figures

Values are per 100g of the food as described (10 samples from assorted outlets, boiled in salted water). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Lecturas adicionales y referencias

  • Public Health England. McCance and Widdowson's The Composition of Foods Integrated Dataset 2021. GOV.UK.

Historial del artículo

La información en esta página está escrita y revisada por pares por clínicos calificados.
  • 4 Nov 2026 | Última versión
  • 3 Nov 2026 | Publicado originalmente