Everything you need to know about oysters and their impact on weight

Are oysters good for your health? Your benefits

Whatever its size, flat or hollow, the oyster contains delicate pulp and a significant amount of nutrients. It is therefore one of the foods to favor during the holidays:

  • Rich in nutrients (vitamins A, E but also B1, B2, B9 and B12); in trace elements (iron, indicated to combat anemia); selenium, a powerful antioxidant that stimulates the immune system; copper acting as an anti-inflammatory and stimulating senses such as taste, hearing and vision in particular).
  • But also, rich in proteins (on average 8.64 g/100 g), which allows you to replace a piece of meat, for example.
  • Rich in omega 3, essential fatty acids with inflammatory properties that act as analgesics; in zinc (which regulates sebum) and phosphorus, the latter providing long-lasting energy.
  • Rich in iodineessential for the proper functioning of the thyroid…

Do oysters make you fat?

Also low in calories (count 67.2 kcal/100 g of oysters compared to 489 kcal per 100 g of foie gras, for example) (source 1), oysters are therefore a delicacy especially during the holidays. Provided, however, that you consume them in certain ways:

  • Floods : season with a little lemon or even cider vinegar which can help regulate blood sugar levels;
  • Steamed : when the shell opens, let it cook for between 5 and 7 minutes;
  • In the oven : bake for 10 minutes at an average temperature of 200°C;
  • In the soup : peel them and then heat them to the maximum without boiling them (the outline of the oyster should curl).

Agreements to Avoid

If oysters are not at risk of compromising your diet or body, However, certain combinations can increase the number of calories. This is what happens, for example, if they are consumed with butter (especially semi-salted), cream, mayonnaise and/or with bread. And if you like them with bread, prefer wholemeal bread like Nordic bread: “Rich in so-called complex carbohydrates, it facilitates digestion and also helps control blood glucose (blood sugar level)”, says Alexandra Murcier. The shallots that often accompany them, in turn, have no caloric contraindications.

Is it good to eat a lot of oysters to stay in shape?

There is no limit to the amount of oysters you can eat per day. Alexandra Murcier, nutritionist nutritionist.

She specifies: “ However, it is better to vary your diet Don’t focus on a single product. » In France, ANSES (National Agency for Food, Environmental and Occupational Health Safety) suggests, for example, that adults consume two portions of Fish or seafood per week, with varied options, to diversify nutrient intake (source 2).

Recommendations for consuming oysters without health risks

Here are some tips to follow:

  • favor live oysters and very fresh. Check if they are closed or close when touched: a sign that they are still alive.
  • Store them in the refrigerator at a temperature between 0 and 4°C or outdoors if temperatures are low and permitting.
  • Wash them carefully before consuming them, to eliminate any bacteria present on the shell. As ANSES points out, “the majority of collective norovirus food poisoning (TIAC) ​​infections in France are linked to the consumption of contaminated shellfish, in particular oysters consumed raw. 3 days on average (source 3).”
  • Therefore, avoid consuming them raw if you have a weakened immune system, if you are pregnant or if you suffer from liver disease.
  • Finally, Limit your consumption to a reasonable portion. Adapt the quantity of oysters to 4 or 6 per person/entree and depending on the composition of the menu (main course, cheese, dessert, etc.)
  • Prefer oysters origins France.

Is it good to eat oysters when you have cholesterol?

“There are no contraindications to the consumption of oysters for people with cholesterol. In fact, oysters are rich in unsaturated fatty acids (omega-3), that is, good fats that help reduce the level of bad fatty acids. cholesterol and protect against cardiovascular diseases”, explains the nutritionist. Oysters are in fact classified among the foods with the lowest cholesterolwith a content of 20.3 mg/100 g (source 1).

Is it good to eat oysters at night?

There is no contraindication to eating oysters at night, except, like any food, for be careful not to eat too late so as not to go to bed with complete digestion.

Ultimately: due to their nutritious composition and low calorie content, oysters stand out during holidays unlike other “richer” dishes such as Foie grasthe Christmas diary and some drinks that usually accompany the series of menus: champagneWhite wine…

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