Ep. 285 - Are Most Omega-3 Supplements Misformulated? (Feat Ryan Anthony)
Jul 29, 2024
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Ryan Anthony, a PhD candidate at the University of Wollongong, dives into the fascinating world of omega-3 fatty acids and their role in muscle recovery. He reveals the complexities of EPA and DHA, why plant sources may not suffice, and the mixed results from recent studies. The discussion also touches on omega-3's effects on elderly health and its potential benefits for athletes. Plus, there's humor about mercury concerns in fish, making it an enlightening and entertaining exploration of omega-3 supplementation!
Omega-3 fatty acids, particularly EPA and DHA, play crucial roles in muscle recovery but require adequate dietary intake for effectiveness.
Many omega-3 supplements are misformulated, often containing less bioavailable ester forms instead of the more effective triglyceride forms found in whole foods.
Methodological inconsistencies in omega-3 research highlight the necessity for improved studies to better understand their impact on physical performance and health outcomes.
Deep dives
Shifting Perceptions of Fish Oil
Fish oil has long been regarded as a staple supplement in the fitness community, often viewed as a 'cure-all' for various health concerns. However, recent criticisms have arisen, questioning the consistency and reliability of the data supporting its benefits. This shift in perception highlights the need to reassess the perceived magic elixir status of fish oil, moving from a strategy focused on seeking enhanced benefits to a more pragmatic approach that emphasizes sufficient intake of necessary fatty acids. It aligns with the understanding that while fish oil can be beneficial, it should not be seen as an indispensable supplement for everyone.
Omega-3 Fatty Acids and Their Importance
Omega-3 fatty acids, particularly EPA and DHA, are essential for various bodily functions and are primarily obtained through dietary fat sources, especially fatty fish. ALA, another type of omega-3 found in plant sources, converts poorly to EPA and DHA in the human body, which raises concerns for those relying solely on plant-based diets. The recommendation is to consume two fatty fish meals per week to achieve adequate levels of EPA and DHA, which can translate to roughly 500 to 600 milligrams daily. Understanding these specifics guides individuals toward appropriate dietary choices that align with their nutrient needs.
Impacts of Formulation and Dosage
The formulation of fish oil supplements significantly influences their effectiveness, with the ester forms often being less bioavailable than triglyceride forms found in whole foods. Most commercially available supplements, including prescriptive options, often have a standardized ratio of EPA to DHA, which may not reflect the natural abundance of these fatty acids in actual fish. Consequently, athletes and health-focused individuals should prioritize supplements with high concentrations of DHA, ideally 400 milligrams or more per capsule, and consume these with high-fat meals for optimal absorption. This approach helps ensure adequate intake while navigating the complexities of dietary fats.
Addressing the Research Gaps
Methodological issues in omega-3 research have resulted in mixed findings, emphasizing the necessity for better-designed studies that include reliable biomarkers and hypotheses. A significant gap is the lack of screening for participants' baseline omega-3 levels, which could skew results if individuals already have sufficient levels from their diet. The science so far supports that while there are benefits to omega-3 supplementation, particularly for recovery from exercise-induced muscle damage, the quality of studies varies widely. Future research needs to establish clearer connections between omega-3 intake and physical performance outcomes, particularly in strength athletes.
Recommendations for Athletes and Consumers
For athletes and individuals looking to improve recovery and overall health, omega-3 supplementation may offer significant benefits, particularly regarding muscle soreness and cardiovascular health. It is advisable for individuals to have their omega-3 levels checked to ensure they are achieving desired effects from supplementation. A daily intake between 500 to 1000 milligrams of DHA is recommended, with a preference for high-quality triglyceride supplements for better absorption. Ultimately, increased understanding of omega-3s fosters informed decisions regarding dietary choices and supplementation for optimal health outcomes.
PhD candidate Ryan Anthony joins the Erics on Iron Culture to discuss the fishy business of Omega-3 supplementation. Ryan is in the final years of his PhD research at the University of Wollongong in Australia, investigating the role of omega-3 fatty acids in reducing muscle fatigue and soreness following exercise. His research has identified consistent methodological issues in many of the studies on the topic, which may explain why omega-3 data has become more mixed in recent years. In this episode you’ll learn exactly what omega-3 fatty acids are, how they function in the body, the difference between EPA and DHA and the relevance of their differences, if it is worth supplementing with omega-3s, and whether most supplements on the market are actually properly formulated to provide the potential positive impact sometimes observed in research.
00:00 It’s the tag team Eric duo with an introduction to fish oil supplementation
03:08 Introducing our guest Ryan, his research, and Omega-3s
11:57 Fish oil trials, biomarkers, and adverse outcomes
20:40 The methodologies employed in this area of research
Anthony 2021 The Influence of Long-Chain Omega-3 Fatty Acids on Eccentric Exercise-Induced Delayed Muscle Soreness: Reported Outcomes Are Compromised by Study Design Issues https://pubmed.ncbi.nlm.nih.gov/33477110/
Anthony 2024 A review and evaluation of study design considerations for omega-3 fatty acid supplementation trials in physically trained participants https://pubmed.ncbi.nlm.nih.gov/36620998/
33:40 The effects of Fish oil supplementation on various outcomes
44:35 The Omega-6 to Omega-3 ratio, arachidonic acid and the inflammatory response
54:55 Clarifying some of the evidence and some practical considerations of supplementation
59:57 Ryan’s breaks down his research
1:09:55 Practical applications for strength and physique athletes