Can fish oil help older people stay strong?
The Role of Omega-3 Polyunsaturated Fatty Acids on Sarcopenia and Aging Muscle
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Low-dose omega-3s (≤1g/day) for three years had no effect on muscle strength.
Most people assume daily supplements always help, and fish oil is widely marketed as a general health tonic—this shows that for muscle, less is truly nothing.
Practical Takeaways
Take 2+ grams of EPA+DHA daily (check labels—many pills only have 300mg per capsule) and combine it with 2–3 weekly resistance training sessions.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Low-dose omega-3s (≤1g/day) for three years had no effect on muscle strength.
Most people assume daily supplements always help, and fish oil is widely marketed as a general health tonic—this shows that for muscle, less is truly nothing.
Practical Takeaways
Take 2+ grams of EPA+DHA daily (check labels—many pills only have 300mg per capsule) and combine it with 2–3 weekly resistance training sessions.
Publication
Journal
International Journal of Environmental Research and Public Health
Year
2026
Authors
Behzad Varamini, Jonah O. Yang, Be Merry, Daniel J. Dau
Related Content
Claims (8)
Taking omega-3 supplements along with leg workouts helps older women get stronger in their legs more than just doing leg workouts alone — it’s like the supplements make the exercise work better.
Taking omega-3 supplements might help lower inflammation in older people, especially if they also exercise, which could help them keep their muscles stronger as they age.
Taking omega-3 supplements might help prevent muscle loss when you're stuck in bed or not moving much, like after an injury, by keeping your muscles from breaking down too fast.
As we age, tiny amounts of ongoing body inflammation can weaken our muscle power and size, but taking omega-3 fatty acids—like those in fish oil—may help protect our muscles by calming down that inflammation and keeping our energy factories (mitochondria) working well.
When older women take omega-3 supplements and do strength training, they tend to get stronger and move better than older men doing the same thing — suggesting men and women’s bodies respond differently to these supplements.