Oysters are an incredibly nutritious seafood that is highly beneficial for human health, particularly known for their ability to enhance sexual function and improve reproductive health. Oysters are characterized by a slightly sweet and salty taste, cooling properties, and lack of toxicity, which help improve conditions such as insomnia, blurred vision, dizziness, and headaches.
To better understand the benefits of consuming oysters, refer to the following article to gain insights and adopt a suitable oyster consumption regimen tailored to individual health needs.
1. Nutritional components found in sea oysters
Discover the nutritional richness packed within every 100g of oysters, renowned for their irregularly shaped, moss-covered hard outer shells. Delve into its dense, grayish inner layer, a treasure trove of nutrients suitable for all ages.
- Caloric intake: 68
- Protein: 7g
- Fat: 3g
- Vitamin D: Provides 80% of your recommended daily intake (RDI)
- Vitamin B1: Contributes to 7% of RDI
- Vitamin B3: Comprises 7% of RDI
- Vitamin B12: Surpasses RDI by 324%
- Iron: Meets 37% of your recommended daily intake (RDI)
- Magnesium: Covers 12% of RDI
- Phosphorus: Accounts for 14% of RDI
- Zinc: Exceeds RDI by 605%
Copper: 223% of Recommended Daily Intake (RDI)
Manganese: 18% RDI
Selenium: 91% RDI
Although low in calories, oysters are rich in essential nutrients such as protein, healthy fats, vitamins, and minerals vital for human health.

Nutritional Composition of Sea Oysters
Moreover, oyster meat serves as a rich source of abundant omega-3 fatty acids, playing a pivotal role in the regulation of inflammation and the maintenance of robust cardiovascular and cognitive health. Research indicates that individuals adhering to a diet rich in omega-3 fatty acids exhibit a lower risk of cardiovascular diseases and diabetes compared to those not incorporating this type of fat into their diet.
2. What Are the Effects of Consuming Sea Oysters?
Considering the nutritional content and vital minerals present in oysters, let us delve into their true effects.
Boosts Brain Function:
- With its abundant vitamin B12 content, oysters are highly beneficial for brain health. This nutrient helps maintain the function of the nervous system, metabolic processes, and the formation of blood cells in the body. A deficiency in vitamin B12 can contribute to cognitive decline, leading to conditions such as Alzheimer's disease, depression, and even suicidal thoughts.
Supports Weight Loss:
- Oysters are rich in protein, providing all nine essential amino acids that your body needs. Protein is a key nutrient in meals that promotes satiety and effectively aids in weight loss. A protein-rich diet has been proven to be more effective than a low-fat diet for weight loss purposes.

Benefits of Oysters for Consumer Health
Supports Cardiovascular Health:
- Omega-3 fatty acids, potassium, and selenium contribute to protecting the cardiovascular health of consumers.
- Omega-3 plays a role in maintaining the function of the heart, brain, and positively impacts consumer growth potential while aiding in inflammation reduction and lowering the risk of cardiovascular diseases.
- Potassium plays a role in the functions of organs such as the kidneys, heart, muscles, and nervous system.
- Selenium is an essential trace mineral that supports the function of the thyroid gland and the body's metabolic activities. It is also an antioxidant that helps the body prevent cancer, heart disease, and cognitive decline.
Effects on Married Life:
- Zinc: Research suggests that zinc deficiency in men can lead to reduced testosterone levels and abnormalities in sperm quality. Additionally, zinc plays a crucial role in maintaining dopamine levels - a neurotransmitter associated with men's sexual health. Dopamine can increase desire and treat erectile dysfunction.

Effects in Married Life
- With its abundant zinc content, oysters are believed to be beneficial for men's sexual health and reproductive ability.
Healing Wounds:
- Oysters, rich in zinc, have a positive effect on healing wounds faster and boosting the immune system to fight against various infections and bacteria.
Prevents Osteoporosis:
- Oysters contain abundant amounts of vitamin D, copper, zinc, and manganese. These nutrients, combined with calcium, can help prevent osteoporosis in older women. Vitamin D also helps strengthen the immune system, promote cell growth, and is beneficial for bone health.
Good for Eyesight:
- Natural zinc sources in oysters ensure that pigments in the eyes are fully produced in the macula. The more zinc, the stronger the visual acuity.
3. Is Eating Oysters in Abundance Beneficial?
Although oysters are highly nutritious, excessive consumption may pose health risks, especially for those with a penchant for raw oysters.
- Consuming oysters can lead to poisoning, particularly in cases where oysters are contaminated with Vibrio vulnificus bacteria, which can result in serious risks, including death. If you experience symptoms such as diarrhea, shock, or nausea within 24-48 hours after consuming oysters, especially if you have underlying conditions such as cancer, liver disease, or diabetes, it's advisable to seek medical attention as soon as possible.

Is Eating Oysters in Abundance Beneficial?
- Oysters contain natural selenium which helps prevent the risk of cardiovascular diseases. However, excessive intake of selenium can pose health risks by becoming a harmful toxin. Therefore, to ensure health, we should only consume oysters in moderation and sensibly.
- Some oysters may harbor the Norwalk virus or even dangerous chemicals like mercury, lead, and cadmium, which can endanger your health and your family's. It is strongly advised that pregnant women, children, and those with weakened immune systems refrain from consuming raw oysters as it can significantly impact their health and, particularly, human lives.
4. Safety Tips to Consider When Buying Oysters
- When purchasing oysters, opt for those with tightly closed shells; avoid those with gaping shells.

Choosing Oysters
- During cooking, discard any oysters that do not open.
- Avoid overcrowding the pot when cooking multiple oysters at once, as some may overcook, reducing their essential nutrients.

Properly Preparing Oysters
- When boiling oysters, once they have opened, continue to boil for 3 - 5 minutes or steam for an additional 4 - 10 minutes to ensure they are thoroughly cooked and safe for consumption.
Through this article, we hope you gain valuable knowledge about oysters and how to consume them properly for good health.
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