What's Rhonda Patrick's guidance on omega-3 supplementation?

Sources:

advises that to achieve an omega-3 index of around 8%, which is associated with a five-year increase in life expectancy, one should supplement with at least 2 grams per day. It may be slightly less for triglyceride form supplements. Most Americans not consuming fish regularly or supplementing would likely have an omega-3 index of around 4-5%. It's important to note that the omega-3 index reflects the percentage of omega-3s in one's blood and is measured using red blood cells, which have a turnover rate of 120 days, so testing for an accurate index should consider this time frame 1.

For choosing fish oil supplements, high-quality ones in triglyceride form are more bioavailable, and it's advised to take supplements with food for better absorption, especially if they are ethyl ester forms. Prescription omega-3 supplements like Vascepa (purified EPA) are prescribed in 4 gram per day dosages 2 3.

Omega-3 Supplementation

Rhonda explains the benefits of omega-3 supplementation and how it can increase life expectancy. She also discusses how to measure your omega-3 index and the importance of waiting 120 days before retesting after supplementing.

Huberman Lab

Dr. Rhonda Patrick: Micronutrients for Health & Longevity | Huberman Lab Podcast #70
1
2
3
4
5
6

Moreover, omega-3 supplements can benefit mental health, potentially reducing the need for or dosage of antidepressant medication, and providing mood benefits 4 5. It's crucial for consumers to look for third-party testing for the concentration of omega-3 fatty acids in supplements, as well as for contaminants and oxidation levels. personally takes 4 grams daily, split between EPA in the morning and DHA in the evening 2 6.

Lastly, plant-based sources such as certain algae can also provide omega-3s, and it's assumed that if someone's budget is limited, and they cannot afford a more general foundational supplement, a high-quality fish oil supplement can be a cost-effective alternative 4.

Does Rhonda specify advisable values for EPA and DHA specifically?

Sources:

does not provide specific recommended values for EPA and DHA, but she discusses the importance and benefits of EPA and DHA from omega-3 fatty acids, and how they can be obtained from various supplements and dietary sources. She also mentions that prescription omega-3 supplements like Lavaza, which is a mixture of DHA and EPA, are prescribed in 4 gram per day dosages 1. Additionally, she acknowledges the benefits of 2 to 4 grams per day of EPA from supplementation for mental health and mood improvement 2.

It is advised that when choosing fish oil supplements, one should consider their form (triglyceride vs. ethyl ester), as well as look for third-party testing for accurate omega-3 fatty acid concentrations, contaminants, and oxidation levels 3. For someone not eating fish regularly, omega-3 fatty acids can be obtained from microalgae oil supplements, which is also a viable option for vegetarians and vegans 4.

Omega-3 Supplements

Rhonda explains the differences between fish oil and krill oil supplements, and the importance of checking the form of fish oil supplements. She also discusses the potential contaminants in sardines and suggests looking for third-party analysis to find high-quality brands.

Huberman Lab

Dr. Rhonda Patrick: Micronutrients for Health & Longevity | Huberman Lab Podcast #70
1
2
3
4
5

Dr. Rhonda also shares that she personally takes 4 grams of fish oil per day—2 grams of EPA in the morning and 2 grams of DHA in the evening 5. However, she does not specify that this is a recommendation for others, as individual needs may vary.

Please consult with a healthcare provider before starting any new supplement regimen to determine the appropriate dosage for your individual health needs and goals.

What is the reason why Rhonda takes EPA in the morning and DHA in the evening and not the other way around?

Sources:

does not seem to provide a specific reason for taking EPA in the morning and DHA in the evening in the provided data. In the , she notes that she takes 4 grams of fish oil per day—2 grams of EPA in the morning and 2 grams of DHA in the evening. Rhonda states that she happens to get a certain fish oil supplement that separates them, this seems to be a matter of personal preference or convenience rather than a specific rationale based on timing or physiology 1.

For more specific information on the mechanisms of omega-3 fatty acids and their impact on the body and brain, further research into her statements or scientific literature might be required. However, based on the retrieved data, there isn't a citation providing a detailed explanation as to why she takes these fatty acids at different times of day.

Omega-3 Dosage

Rhonda and Andrew discuss the FDA's recommended dosage of omega-3 and how it was determined. They also share their personal dosage and when they take EPA and DHA.

Huberman Lab

Dr. Rhonda Patrick: Micronutrients for Health & Longevity | Huberman Lab Podcast #70
1

What does Rhonda say about food sources for EPA and DHA omega-3?

Sources:

advocates for marine sources of omega-3 fatty acids, particularly EPA and DHA, which are found in cold-water fatty fish. Some examples include salmon and fish eggs (roe or caviar), which are rich sources of phospholipid DHA, especially beneficial during fetal brain development 1 2 3. She also discusses differences between fish oil and krill oil supplements, with krill mostly providing phospholipid form of DHA and EPA, which is bioavailable but potentially allergenic for those with shellfish allergies 4.

Omega-3 Sources

Rhonda and Andrew discuss different food sources of DHA and EPA, including fish and fish eggs. They also touch on the benefits of consuming phospholipid DHA during fetal brain development.

Huberman Lab

Dr. Rhonda Patrick: Micronutrients for Health & Longevity | Huberman Lab Podcast #70
1
2
3
4
5
6

For vegetarian or vegan individuals, or those seeking plant-based sources, she recommends microalgae oil supplementation as it provides DHA directly, avoiding the inefficient conversion from plant-based alpha-linolenic acid (ALA) to EPA and DHA 5. Additionally, notes that while grass-fed meat might have higher levels of ALA, which can convert to EPA and DHA, this process is not very efficient and highly dependent on genetics 5.

Regarding over-the-counter fish oil and concerns about mercury or other contaminants in fish sources, she suggests looking for third-party analyzed brands to ensure quality, emphasizing the importance of choosing the right form of fish oil supplement for proper absorption, such as the triglyceride form 6.

What are the differences in effects between EPA and DHA?

Sources:

and have discussed the different effects of EPA and DHA, two essential omega-3 fatty acids, extensively:

  1. EPA (Eicosapentaenoic Acid):

    • Primarily known for its anti-inflammatory properties, EPA is often emphasized for its beneficial effects on mood and depression. Research indicates that high doses of EPA (around 1,000 to 2,000 mg per day) can improve mood and potentially reduce the need for antidepressants 1 2. EPA is crucial in reducing inflammation and has shown effectiveness in mitigating depressive symptoms 3.

      Omega-3 and Exercise

      Andrew explains the benefits of EPA, a type of omega-3, and exercise on mood regulation. He emphasizes the importance of hitting a certain threshold level of EPA to relieve depression and elevate mood.

      Huberman Lab

      Understanding & Conquering Depression | Huberman Lab Podcast #34
      1
      2
      3
      4
  2. DHA (Docosahexaenoic Acid):

    • DHA is essential for brain development and cognitive function. It's particularly crucial in prenatal and early childhood stages for brain health. Beyond early development, DHA supports overall cognitive function and has a role in maintaining attention. For instance, surpassing a threshold level of 300 mg of DHA per day is linked to improved attention, especially when combined with sufficient EPA intake 4 3.

In summary, EPA is more focused on mood regulation and reducing inflammation, which can alleviate symptoms of depression. DHA, on the other hand, is critical for brain development and cognitive functions, especially attention and brain health in the early life stages.

RELATED QUESTIONS