Live longer if high Vitamin D or Omega-3 (probably both)
Both Vitamin D and Omega-3 extend life
Unsure which extends life more
Probably they aid each other Suspect 1+1 = 2.5
Unaware of any studies which compare them
Vertical axis = Health
Horizonal axis = Lifespan
Healthspan increases both

Telomeres (which extend life) appear to be extended by Vitamin D - March 2015
Non-supplements also extend life and probably the quality of life
Off Topic – Light exercise extend life by 4.5 years – perhaps more than vitamin D – Nov 2012
Do not smoke: both vitamin D and Omega-3 reduces the health problems due to smoking
Reduce pollution
Avoid excess weight: Vitamin D both prevents and helps reduce weight
Eat better (less meat, or organic, etc)
Minimize on-going emotional stress
Stress the body occasionally (heat, sauna, exercise, etc)
Vitamin D and Omega-3 category starts with
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Omega-3 items in VitaminDWiki
Women are 30 percent less likely to die if have good level of Omega-3 – Jan 2017
Perhaps the Omega-3 optimal level is 10 percent, not 8 – Feb 2018 - also by Harris
Italian consensus of recommended Vitamin D, Omega-3, etc – Oct 2016
Typical pregnancy is now 39 weeks – Omega-3 and Vitamin D might restore it to full 40 weeks
See also: Longevity experts take Vitamin D, Omega-3, and Magnesium - Patrick video Sept 2023
34% lower risk for death from any cause if high Omega-3 – 2018
Erythrocyte long-chain omega-3 fatty acid levels are inversely associated with mortality and with incident cardiovascular disease: The Framingham Heart Study
Journal of Clinical LipidoLogy (2018)
William S. Harris, PhD bill@omegaquant.com , Nathan L. Tintle, PhD, Mark R. Etherton, MD, PhD, Ramachandran S. Vasan, MD
📄 Download the PDF from VitaminDWiki

BACKGROUND: The extent to which omega-3 fatty acid status is related to risk for death from any cause and for incident cardiovascular disease (CVD) remains controversial.
OBJECTIVE: To examine these associations in the Framingham Heart Study.
DESIGN: Prospective and observational.
SETTING: Framingham Heart Study Offspring cohort.
MEASUREMENTS: The exposure marker was red blood cell levels of eicosapentaenoic and docosa- hexaenoic acids (the Omega-3 Index) measured at baseline. Outcomes included mortality (total, CVD, cancer, and other) and total CVD events in participants free of CVD at baseline. Follow-up was for a median of 7.3 years. Cox proportional hazards models were adjusted for 18 variables (demographic, clinical status, therapeutic, and CVD risk factors).
RESULTS: Among the 2500 participants (mean age 66 years, 54% women), there were 350 deaths (58 from CVD, 146 from cancer, 128 from other known causes, and 18 from unknown causes). There were 245 CVD events. In multivariable-adjusted analyses, a higher Omega-3 Index was associated with significantly lower risks (P-values for trends across quintiles) for total mortality (P = .02), for non- CVD and non-cancer mortality (P = .009), and for total CVD events (P = .008). Those in the highest (>6.8%) compared to those in the lowest Omega-3 Index quintiles (<4.2%) had a 34% lower risk for death from any cause and 39% lower risk for incident CVD. These associations were generally stronger for docosahexaenoic acid than for eicosapentaenoic acid. When total cholesterol was compared with the Omega-3 Index in the same models, the latter was significantly related with these outcomes, but the former was not.
LIMITATIONS: Relatively short follow-up time and one-time exposure assessment.
CONCLUSIONS: A higher Omega-3 Index was associated with reduced risk of both CVD and allcause mortality.
Omega-3 and Mortality on the web
- Omega-3 Level Is the Best Predictor of Mortality| Mercola April 2018
- The Mercola article caused the creation of this page
Meta-analyses of Vitamin D and Mortality
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Vitamin D improves quality of life (Omega-3 might too)
Many studies have found that higher Omega-3 increases the quality of life for many specific health probelms