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Oysters, raw

Oysters are shellfish, and the figures here describe them raw. They provide protein alongside vitamins and minerals, including zinc, vitamin B12, iron and iodine. Per 100g, raw oysters contain 11g of protein, 59mg of zinc, 17µg of vitamin B12 and 1.3g of salt.

Protein supports the maintenance and repair of body tissues, while zinc contributes to normal immune function and wound healing. Vitamin B12 is needed for normal nerve function and red blood cell formation. The salt content is worth noting for people monitoring their salt intake. Raw oysters can carry bacteria and viruses that cause food poisoning, particularly in people with weakened immune systems. Full nutritional figures are in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energía

65 kcal

Energía

275 kJ

Grasa

1.3g

of which saturates

0.2g

Carbohydrate

2.7g

of which sugars

Trace

Proteína

11g

Sal

1.3g

Agua

86g

Colesterol

57mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

75µg

Vitamina D

1µg

Vitamina E

0.85mg

Vitamina C

Trace

Thiamin (B1)

0.15mg

Riboflavin (B2)

0.19mg

Niacin (B3)

1.8mg

Vitamin B6

0.16mg

Vitamina B12

17µg

Calcio

140mg

Hierro

5.7mg

Magnesio

42mg

Phosphorus

210mg

Potasio

260mg

Sodio

510mg

Zinc

59mg

Cobre

7.5mg

Selenio

23µg

Iodine

60µg

Other types of oysters

Alimentos

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Oysters, raw, weighed with shells

9 kcal

1.5g

0.2g

–

About these figures

Values are per 100g of the food as described (Analytical and literature sources). "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