Calories in Raw Oysters – Nutrients – How to Eat and Prepare

Are you looking for a low-calorie, healthy snack? Check out the calories in raw oysters! With only 50 calories per serving, these seafood delights are perfect for a light bite. Plus, they’re packed with nutrients like zinc and vitamin B12, making them a great choice for your health. So order up a plate of raw oysters next time you’re at your favorite seafood restaurant!

How Many Calories In Raw Oysters?

How Many Calories In Raw Oysters?

Did you know how many calories in raw oysters? I’ll teach you!

The USDN reports that a dozen raw, standard sized Eastern oysters only contains 171 calories.<sup>1</sup> Of those171 calories, some come from fat. Namely, 12 raw oysters have 5.7 grams of fat with 1.6 grams being saturated fat.

In addition to calories, these oysters also contain carbohydrates and sodium. 12 raw oysters have 9 grams of carbs, 2 of which are sugars, 286 mg of sodium, zero grams of fiber but a whopping 19 grams of protein! Consequently, this protein can help you feel full for longer periods of time.

You can now consume raw or fresh oysters worry-free of weight gain. In fact, as long as there’s no bacteria in your oyster, you’ve found a delicious and nutritious food to enjoy without guilt. You can even have them as a between-meal snack.

Related: How to reheat seafood boil

How Many Calories In Smoked Oysters?

How Many Calories In Smoked Oysters?
How Many Calories In Smoked Oysters?

Smoked oysters are a healthy option, containing 170 calories per serving. Of these170 calories, 10 grams come from fat, 8 grams from carbohydrates, and 14 grams from protein.

Now, smoked oysters are sold in cans and have other ingredients added to them in order to preserve their taste. Obviously, this will affect how healthy they are…

Though canned smoked oysters are enhanced with additional nutrients like olive oil and spices, they unfortunately also come packed with salt. A serving of raw oysters contains only 117mg of sodium, but a typical can of smoked oysters has more than 330 mg per serving – nearly double!

It’s important to remember that too much sodium is dangerous for your health. Diets high in sodium have been linked to an increased risk of developing hypertension, which is a leading factor in stroke and heart disease.

How Many Calories In Chargrilled Oysters?

How Many Calories In Chargrilled Oysters?
How Many Calories In Chargrilled Oysters?

Some people prefer chargrilled oysters because the cooking process eliminates any harmful bacteria that may be present in raw seafood.

However, chargrilling your oysters significantly increases the calorie content. A single serving of 6 chargrilled oysters contains a whopping 521 calories.

The majority of these calories come from the fat content which is 18 grams per serving, and carbohydrates make up 43 grams per serving.

This food contains 42 grams of carbohydrates, 28 grams of fat, 20 grams of protein, and 2 grams of fiber. Of the carbohydrates, 2 grams are sugars; and of the fat, 7 saturatedgrams. Additionally, there is 504 mg potassium 313 mg sodiumand 113mg cholesterol.

How Many Calories Are In Fried Oysters?

Although it may be surprising, the number of calories in fried oysters is not much different than the amount in raw oysters.

In a single serving of 6 fried oysters, there are 175 calories. Most of this comes from the fat content, which is 11 grams. 2.8 grams of that however is saturated fat. And some of the calories come from the 10 grams of carbohydrates.

So frying your oysters is not as unhealthy as you might think, and much nutrients remain despite frying them vitamin A and C for example, or calcium and iron. There sodium intake will be higher with fried oysters though at 367mg in a single 6 oyster serving .

How Many Calories Are In Fresh Oysters?


You’re probably already aware of this, but fresh oysters are actually raw. This means they have not been cooked at all and the only preparation for your plate is a quick clean.

Fresh oysters are still alive when you eat them. But this, strangely enough is a good thing… as long as you plan on cooking your fresh oysters. You need toeat them before the oyster dies away because dead seafood can harbour bacteria, including Vibrio vulnificus and Vibrio parahaemolyticus.

These bacteria can induce reactions such as diarrhea, vomiting, and fever. But, worse case scenario, it can even cause septicaemia, which is a very serious condition that can lead to death.

Raw/fresh oysters from a reputable source are the best to buy. As we discussed earlier, raw oysters have certain nutritional content. For example, one dozen fresh oysters contain 171 calories total which come from 5.7 grams of fat (1.6 saturated), and 9 grams of carbohydrates (2 sugars).

How Many Calories In Oysters On The Half Shell?


Just six oysters – half a dozen – provides only 50 calories, which is the same nutritional value as a small Babybel cheese, a kiwi fruit, or one plum.

Coming in at 50 calories, these 6 oysters on the half shell get part of their energy from fat–1.5 grams’ worth–and the rest from carbohydrates, totaling 3 grams.

Interestingly, out of these six oysters on the half shell, there are zero grams of saturated fat and zero grams of sugars. Not bad! And when you compare that to the nutritional benefits, it’s clear that oysters are a great choice!


Of course, we have to touch on the nutritional value of oysters when talking about such a delectable seafood! Oysters are not only packed with protein, but they are also rich in vitamins, minerals and antioxidants. You can enjoy these delicious mollusks good conscience knowing that they’re excellent for your health.


  • Zinc
  • Copper
  • Manganese
  • Selenium
  • Vitamin B12
  • Iron
  • Magnesium
  • Phosphorus
  • Vitamin D
  • Thiamine (vitamin B1)
  • Niacin (vitamin B3)

Another great perk of oysters, especially for those watching their weight, is that they are low in calories!

This is dependent on how you choose to cook them or what you eat them with. When discussing the nutritional value of oysters, they are usually listed per 6 or 12 serving because one oyster has very few calories.

The number of calories in Brussels sprouts does fluctuate depending on how you prepare them. For instance, cooking them will result in more calorie consumption than eating them raw. Additionally, the method of cooking can also affect the caloric intake, as certain methods like frying lead to an increase in overall calories.

Eating Oysters Replenishes Lost Vitamins and Nutrients


Both men and women can become deficient in some vitamins and minerals as they age. We may not eat enough foods containing the nutrients our body needs, or an illness or medication can affect our ability to absorb them.

Zumpano says, “Oysters are a great source of key nutrients like zinc and iron.” ironic since shellfish is often avoided by those with poor iron levels.

  • Vitamin D.
  • Copper.
  • Zinc.
  • Selenium.
  • Iron.
  • Vitamin B12.

Some excellent benefits that Zumpano claims are obtained from these minerals, especially for women over the age of 40, are the prevention of macular degeneration. Vitamin D is usually gain through exposure to sunlight; however, gaining it from food is a much safer way to receive the vitamin’s benefits.

Do Oysters Really Ramp-up Your Romantic Side?


The question of whether or not raw oysters can actually cause sexual arousal has been around for years. However, there is minimal scientific evidence to support this claim. So why have oysters been linked with romantic lore for so long? Maybe it’s because they’re high in zinc — a mineral that plays an important role in sexual health. Additionally, Oysters may help to fill a nutrient deficiency that contributes to impotence in some men.

“Oysters have not been proven to directly improve your love life, but they are good for you physically and can boost your confidence levels.” says Zumpano.

Eating oysters might make you feel more attractive and it is up to you what you do with that feeling.

How to Eat and Prepare Oysters Healthily

When you know how many calories in raw oysters, I’ll teach you how to eat an oysters!

The connective muscle at the base of an oyster is pried open with a knife to shuck or open it. At restaurants, they are placed on a bed of crushed ice and served with options like vinegary mignonette, lemon juice, or hot sauce for those who want some spice.

And some people prefer to eat them cold, straight from the sea with nothing else needed. In most restaurants, they have likely been cooked or raw when people eat them whole. If you make them at home, Zumpano offers some cooking suggestions.

“Zumpano says steaming is healthiest and best because it will also help kill any harmful bacteria present. To prepare them in a healthier way, she suggests avoiding unhealthy fats, such as butter, margarine or cream sauce. Instead, try tossing them in an olive oil or tomato-based sauce for a light, fresh recipe that really compliments their flavor.”

“Wrapping a new food into your diet can be a simple matter of learning why you should love it and then finding the right recipe — and these nutrient-rich shells are really worth a try,” Zumpano emphasizes.


Are raw oysters good for weight loss?

Raw oysters can be part of a healthy weight-loss diet, but you should not eat too many. Aim for about six to nine raw oysters per day as an occasional snack or meal replacement. Oysters are low in calories and rich in protein and healthy fats, which make them an ideal choice for.

You should aim for about six to nine raw oysters per day as an occasional snack or meal replacement. Oysters are low in calories and rich in protein, healthy fats, and other essential nutrients such as zinc, iron, vitamin D, copper, selenium, and vitamin B12.

How many calories are in a medium sized oyster?

Raw oysters typically contain around 95 calories per medium-sized oyster. This is relatively low compared to other proteins, making them a helpful addition to a weight loss diet.

Why are raw oysters unhealthy?

Raw oysters can be unhealthy if they are contaminated with bacteria or parasites. Uncooked shellfish may carry a higher risk of food borne illness, so it is important to

ny oysters should you eat each day?

You should aim for about six to nine raw oysters per day as an occasional snack or meal replacement. This amount is lower than what’s recommended for other proteins, so it is important not to overdo it when consuming raw oysters.

How many raw oysters is too many?

Consuming more than six to nine raw oysters per day can put you at risk of foodborne illness. It is important to practice safe food handling procedures when preparing and consuming raw shellfish, as they can carry a higher risk of contamination due to their environment. Additionally, it is best to avoid eating raw oysters if you are pregnant or havee oysters good for your sexual health!

Are raw oysters healthier than cooked?

Raw oysters are generally healthier than cooked oysters, as cooking can reduce the nutrient content. Eating raw oysters will provide you with more essential nutrients such as proteins, vitamins, minerals, and healthy fats. Additionally, steaming is the healthiest way to prepare them, as it will help kill any harmful bacteria present in the shellfish.

How many oysters should I eat a week?

It is best to limit your consumption of raw oysters to a maximum of six to nine per day or no more than two meals per week. This amount can provide you with the essential nutrients that oysters offer without increasing your risk of foodborne illness from eating too many in one sitting. It is important to practice safe food handling procedures when preparing and consuming raw shellfish. Additionally, make sure you are getting a variety of other foods in your diet to ensure that you are meeting all your nutritional needs.

Are raw oysters good for cholesterol?

Yes, raw oysters can be beneficial for cholesterol levels. Oysters contain omega-3 fatty acids, which have been linked to improved hearthealth and lower cholesterol levels. Additionally, they are low in saturated fat and high in protein, which can help you feel fuller for longer and may also aid weight loss. However, it is important to remember that oysters should be consumed in moderation and not as a replacement for other healthy foods such as fruits and vegetables.

Are raw oysters good source of calcium?

Raw oysters are not a good source of calcium, as they only contain trace amounts. Instead, it is best to look for other sources of calcium such as dairy products, dark leafy greens, and fortified foods like orange juice.

Safe to eat raw oysters?

Yes, it is safe to eat raw oysters as long as they are fresh and properly handled. However, it is important to practice food safety procedures when preparing them in order to reduce the risk of contamination.

Is it OK to eat oysters everyday?

It is not recommended to eat oysters every day due to their high sodium content and risk of foodborne illness. Stick to no more than six-nine raw oysters per day or two meals per week in order to ensure that you are getting all the essential nutrients from them without overdoing it. Additionally, make sure that your diet contains a varietyof other foods as well.

Can I eat raw oysters if I am pregnant?

No, it is not recommended to eat raw oysters when pregnant due to the risk of contamination. Instead, opt for cooked oysters that have been steamed or boiled in order to reduce your risk of foodborne illness.

What happens if you eat too many oysters?

Eating too many oysters can cause foodborne illness due to their high risk of contamination. Eating more than six-nine raw oysters per day is not recommended for general health, but this amount may be even lower for pregnant women and young children. It is important to practice safe food handling procedures when preparing and consuming raw shellfishison

In conclusion, raw oysters can be a healthy addition to your diet in moderation. Make sure to practice safe food handling procedures when preparing and consuming them and limit yourself to no more than six-nine per day or two meals per week.

Additionally, opt for steaming or boiling if you are pregnant or have other health conditions that may increase your risk of foodborne illness. By following these guidelines, you can enjoy the nutritional benefits of oysters without risking your health.

Conclusion paragraph:

Now you know how many calories in raw oysters right? Although the calorie content of raw oysters may be a bit higher than you anticipated, this seafood is still a healthy and nutritious option. With all of the health benefits that come with eating oysters, it’s worth giving them a try – especially if you can find them fresh and locally sourced. So go ahead and order yourself a plate of raw oysters next time you see them on the menu – just make sure to enjoy them in moderation!

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