Home Health Benefits Cod Liver Oil for Kids: Benefits, Dosage, and Safety Considerations

Cod Liver Oil for Kids: Benefits, Dosage, and Safety Considerations


Cod liver oil is a nutrient-dense oil extracted from the livers of Atlantic cod fish. It is rich in omega-3 fatty acids, particularly EPA and DHA, as well as vitamins A and D. Traditionally used as a dietary supplement, cod liver oil is known for its numerous health benefits, particularly in supporting cardiovascular health, bone health, and immune function.

cod liver oil for kids

In This Article:

Benefits of Cod Liver Oil

Cod liver oil offers several health benefits due to its high content of essential nutrients:

Rich in Omega-3 Fatty Acids:

Omega-3 fatty acids, especially EPA and DHA, are essential for brain development, reducing inflammation, and supporting heart health. These fatty acids are critical for neural development in children and play a role in maintaining healthy cardiovascular systems​ 


High in Vitamins A and D:

Vitamin A is crucial for maintaining healthy vision, immune function, and cell growth, while vitamin D supports bone health by aiding calcium absorption. These vitamins also help in maintaining healthy skin and supporting the immune system​.

Anti-inflammatory Properties:

Omega-3 fatty acids in cod liver oil help reduce inflammation, which can benefit conditions like asthma and eczema in children. This can lead to a reduction in symptoms and improved overall health​.

Improves Bone Health:

The vitamin D in cod liver oil helps in maintaining strong bones and preventing conditions such as rickets and osteoporosis. Adequate vitamin D levels are essential for bone mineralization and growth in children​.

Supports Immune Function:

Vitamins A and D boost the immune system, helping the body fight off infections. This can be particularly beneficial for children during the cold and flu season​.

Promotes Eye Health:

The high vitamin A content supports eye health and may help prevent age-related macular degeneration. Vitamin A is essential for good vision, particularly in low-light conditions​.

Enhances Skin Health:

Omega-3 fatty acids and vitamin A can improve skin health by reducing acne and promoting a healthy complexion. This can help in managing skin conditions and improving the overall appearance of the skin​.


Dosage and Side-Effects

Proper dosage and awareness of potential side effects are crucial when consuming cod liver oil:

Recommended Dosage:

For children, a typical dose is around 1-2 teaspoons per day, but it’s essential to follow specific product guidelines or consult a healthcare provider. The dosage can vary based on the child’s age, weight, and nutritional needs​.

Potential Overdose:

Excessive intake can lead to vitamin A and D toxicity, resulting in symptoms like nausea, headache, and dizziness. Long-term overconsumption can cause serious health issues, including liver damage and bone demineralization​.

Digestive Issues:

Some children might experience digestive discomfort, including nausea or diarrhea, when first starting cod liver oil. These symptoms are usually mild and temporary but should be monitored​.

Allergic Reactions:

Though rare, some individuals may have allergic reactions to fish oils, presenting symptoms like rash, itching, or breathing difficulties. It is important to stop using the product and seek medical advice if an allergic reaction occurs​.


Interference with Medications:

Cod liver oil can interfere with blood-thinning medications, so it’s crucial to consult a doctor if the child is on any medication. This helps avoid potential interactions that could affect the medication’s efficacy or safety​.


Some children may find the taste of cod liver oil unpleasant, leading to reluctance in taking it regularly. Flavored versions or mixing it with food can help mitigate this issue​.

Safe Introduction:

Gradually introducing cod liver oil and monitoring for any adverse reactions can help ensure safety and tolerance. Start with smaller doses and increase gradually as tolerated​.

Best Cod Liver Oil for Kids

When selecting cod liver oil for children, consider the following factors:

  1. Purity: Choose products that are tested for purity and free from contaminants such as heavy metals and PCBs. Ensuring that the product is free from harmful substances is crucial for the safety of the child​.
  2. Flavor: Opt for flavored versions to make it more palatable for children, such as lemon or orange-flavored cod liver oil. This can significantly improve the child’s willingness to take the supplement regularly​.
  3. Form: Cod liver oil is available in liquid form, capsules, or gummies. Choose the form that is easiest for the child to consume and incorporate into their daily routine.
  4. Reputable Brands: Select reputable brands known for high-quality products, such as Nordic Naturals, Carlson Labs, and Garden of Life. These brands often provide detailed information about their sourcing and production processes.
  5. Nutrient Content: Ensure the product has appropriate levels of omega-3 fatty acids and vitamins A and D. The right balance of these nutrients is essential for maximizing health benefits while minimizing the risk of toxicity​.
  6. Doctor Recommendations: Look for products recommended by pediatricians or other healthcare providers. This can provide additional assurance of the product’s safety and efficacy​.
  7. Storage: Choose products that come in dark bottles to protect from light degradation, and store them as instructed, usually in a cool, dark place. Proper storage helps maintain the oil’s potency and effectiveness over time​.


Seven Seas Cod Liver Oil Age Limit

Seven Seas Cod Liver Oil is a popular brand, and their products come with specific age recommendations:

  1. Age-Specific Products: Seven Seas offers products tailored to different age groups, ensuring appropriate dosage and nutrient levels. These products are designed to meet the nutritional needs of children at various stages of development​.
  2. For Children Over One: Generally recommended for children over one year old, but always check the specific product label for guidance. This ensures the product is suitable for the child’s age and health status​.
  3. Pediatrician Consultation: It is essential to consult with a healthcare provider before starting, especially for younger children. This helps tailor the supplementation to the child’s individual needs and health conditions​.
  4. Daily Dosage: Follow the daily dosage guidelines provided on the packaging or as advised by a healthcare provider. Adhering to the recommended dosage helps prevent potential side effects and ensures the child gets the full benefits of the supplement​ .
  5. Monitor for Reactions: Start with a smaller dose and monitor the child for any adverse reactions or allergies. Gradually increasing the dose as tolerated can help identify and mitigate any potential issues​.
  6. Nutrient Levels: Ensure the product provides adequate but safe levels of vitamins A and D, as well as omega-3 fatty acids. Balanced nutrient levels are crucial for promoting health without risking toxicity​​.
  7. Safety Measures: Store the product properly and keep it out of reach of young children to avoid accidental overdose. Proper storage and safety measures help maintain the product’s efficacy and prevent misuse​.

Cod Liver Oil for Babies at What Age

Introducing cod liver oil to babies requires careful consideration:

  1. Not for Infants Under One: Cod liver oil is generally not recommended for babies under one year of age due to their sensitive digestive systems. Infants’ digestive systems are not fully developed, making them more susceptible to adverse effects​.
  2. Starting Age: Pediatricians typically suggest starting cod liver oil for children over one year old, but it is crucial to seek professional advice. This ensures the supplement is appropriate for the child’s developmental stage and health needs​.
  3. Gradual Introduction: Begin with a small dose and gradually increase it while monitoring the baby for any adverse reactions. Starting with smaller doses helps the baby’s body adjust to the new supplement​.
  4. Consult Healthcare Provider: Always consult a pediatrician before introducing cod liver oil to ensure it is suitable for the baby’s health condition. Professional guidance helps tailor the supplementation to the child’s specific needs.
  5. Check for Allergies: Watch for any signs of allergies or sensitivities, such as rash or digestive issues, and discontinue use if necessary. Monitoring for allergies helps prevent serious health complications​.
  6. Quality Products: Choose high-quality, purified cod liver oil specifically designed for young children to avoid contaminants. Ensuring the product’s purity and quality is essential for the baby’s safety​.
  7. Nutritional Needs: Ensure the product meets the baby’s nutritional needs without exceeding safe levels of vitamins A and D. Balanced nutrition is crucial for healthy growth and development.

Cod liver oil is a nutrient-dense oil extracted from the livers of Atlantic cod fish. Rich in omega-3 fatty acids, particularly EPA and DHA, and vitamins A and D, it is a popular dietary supplement known for its numerous health benefits, especially for children..

Is It Safe to Give Cod Liver Oil to Kids?

When considering cod liver oil for children, safety is paramount. Here are key considerations:

  1. Consult Healthcare Providers: Always consult with a pediatrician to determine if cod liver oil is appropriate for your child’s age and health status. They can provide personalized advice based on your child’s specific needs and conditions.
  2. Proper Dosage: Follow recommended dosage guidelines to prevent vitamin A and D toxicity, which can cause serious health issues like liver damage and bone demineralization. The typical dosage for children is around 1-2 teaspoons per day, but always refer to specific product instructions
  3. Monitor for Side Effects: Be vigilant for any signs of digestive discomfort or allergic reactions, such as nausea, diarrhea, rash, or itching, and discontinue use if any adverse effects occur.
  4. Choose Reputable Brands: Ensure you select cod liver oil products from reputable brands that guarantee purity and safety through rigorous testing.
  5. Start Slowly: Introduce cod liver oil gradually to monitor your child’s tolerance, starting with smaller doses and increasing gradually as needed.
  6. Avoid Overuse: Stick to the recommended daily intake to prevent potential health risks associated with overconsumption of vitamins A and D.
  7. Long-Term Use: While beneficial, cod liver oil should be part of a balanced diet and not relied upon as the sole source of nutrients.

What Are the Potential Benefits of Cod Liver Oil for Kids?

Cod liver oil provides numerous health benefits for children:

  1. Brain Development: Omega-3 fatty acids, particularly DHA, support brain development and cognitive function in children, contributing to improved memory and learning abilities.
  2. Bone Health: Vitamin D in cod liver oil aids in calcium absorption, promoting strong bones and preventing conditions like rickets. This is particularly important during the rapid growth phases of childhood.
  3. Immune Support: Vitamins A and D enhance the immune system, helping to protect against infections and illnesses by strengthening the body’s natural defenses.
  4. Eye Health: Vitamin A is crucial for maintaining healthy vision and preventing eye-related conditions such as night blindness.
  5. Reduced Inflammation: Omega-3 fatty acids have anti-inflammatory properties that can help reduce symptoms of asthma and allergies, improving overall respiratory health.
  6. Improved Skin Health: The nutrients in cod liver oil can promote healthy skin and reduce conditions like eczema, resulting in a clearer complexion.
  7. Overall Growth and Development: Regular intake supports overall physical growth and development by providing essential nutrients that are critical during childhood.

How to Make Your Child Take Cod Liver Oil

Ensuring that children take cod liver oil regularly can be challenging, but these strategies can help:

  1. Flavor Options: Choose flavored cod liver oil, such as lemon or orange, to mask the fishy taste and make it more palatable for children.
  2. Mix with Food: Incorporate cod liver oil into smoothies, yogurt, or other favorite foods to disguise the taste and ensure it is consumed without fuss. This can help make the supplement part of a regular diet.
  3. Use Gummies: Cod liver oil gummies can be a more appealing option for children who dislike the liquid form. Gummies often come in kid-friendly flavors and are easy to chew and swallow.
  4. Reward System: Implement a reward system to encourage children to take their supplements regularly, making it a positive experience. Rewards can be simple and age-appropriate incentives.
  5. Explain Benefits: Educate older children about the benefits of taking cod liver oil for their health. Understanding why they need to take it can increase their willingness to comply.
  6. Consistency: Establish a routine so that taking cod liver oil becomes a regular part of the child’s daily schedule. Consistency helps form a habit that is easier to maintain.
  7. Positive Reinforcement: Provide positive reinforcement and praise when your child takes their cod liver oil without fuss, reinforcing good behavior and cooperation.


Cod liver oil can offer numerous benefits for children, including supporting brain development, bone health, and immune function. However, it is crucial to use it safely by following proper dosage guidelines, choosing high-quality products, and consulting with healthcare providers. Monitoring for any side effects or allergic reactions is essential to prevent potential health risks. With careful administration, cod liver oil can be a valuable addition to children’s health regimens, particularly during times of increased illness risk.


  1. Body Nutrition – Cod Liver Oil Benefits
  2. Mayo Clinic – Omega-3 Supplements for Children
  3. Weston A. Price Foundation – Cod Liver Oil Basics and Recommendations
  4. Green Pasture – Cod Liver Oil Benefits
  5. The Ayurveda – Cod Liver Oil Benefits
  6. Journal of Nutrition – What is Cod Liver Oil?
  7. New Health Advisor – How Much Cod Liver Oil to Take