Cited by 2Fatty Acid Research and HealthHealth Systems, Economic Evaluations, Quality of LifeLipoproteins and Cardiovascular Health

Cost-effectiveness of long-chain omega-3 supplementation for the secondary prevention of cardiovascular disease in the United States

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Bernasconi, Aldo A., Maki, Kevin C., Finkelstein, Eric A.·2025·Value in Health

Abstract

Objectives A variety of eicosapentaenoic (EPA) and docosahexaenoic (DHA) omega-3 dietary supplements of varying dosage and pricing are available in the United States and commonly used for secondary cardiovascular prevention. Although these interventions' efficacy has been studied, their cost-effectiveness remains unknown. The goal of this article is to assess whether omega-3 dietary supplements are cost-effective for secondary cardiovascular prevention in adults in the United States. Our analysis explicitly incorporates a reported higher risk of atrial fibrillation associated with omega-3 supplementation. Methods This economic evaluation used a Markov model over a 10-year horizon with health states defined by cardiovascular disease status. Effectiveness was measured by quality-adjusted life-years (QALYs) gained, and costs were calculated from a US healthcare system perspective, estimated in 2023 US dollars. Data were obtained from the published literature. Deterministic and probabilistic sensitivity analyses were conducted to estimate the influence of parameter uncertainties on the resulting cost-effectiveness ratios. Scenarios including low (300 mg/day), medium (1000 mg/day), and high (2500 mg/day) supplementation dosages of EPA and DHA omega-3s were considered. Average and incremental cost-effectiveness ratios (ICERs) in US$/QALY are presented. Results At a willingness-to-pay threshold of $50 000/QALY, 1000 mg/day is the most cost-effective dose (ICER of $ 25 024). At a wil…

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Crossref · 10.1016/j.jval.2025.07.005

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Authors
Bernasconi, A. A., Maki, K. C., & Finkelstein, E. A.
Affiliations
  • Indiana University Bloomington (US)
  • National University of Singapore (SG)
Venue
Value in Health
Publisher
Elsevier BV
Published
2025-10
Volume
28
Issue
10
Pages
1481-1487
ISSN
1098-3015 (ISSN-L)
OpenAlex
W4412529501
Cited by
2
References
31
Citations by year
2026: 2
FWCI
1.29
Type
journal article
Language
en
Open access
Locations
  • Value in Health (publishedVersion, cc-by-nc-nd)
  • PubMed (publishedVersion)
Topics
  • Health Sciences › Nursing › Nutrition and Dietetics › Fatty Acid Research and Health
  • Social Sciences › Economics, Econometrics and Finance › Economics and Econometrics › Health Systems, Economic Evaluations, Quality of Life
  • Health Sciences › Medicine › Surgery › Lipoproteins and Cardiovascular Health
Keywords
omega-3 fatty acids, eicosapentaenoic acid, docosahexaenoic acid, dietary supplements, secondary prevention, cardiovascular disease, cost-effectiveness, atrial fibrillation risk, dosage, quality-adjusted life years, Markov model
MeSH terms
Adult, Aged, Cardiovascular Diseases, Cost-Benefit Analysis, Docosahexaenoic Acids, Female, Humans, Male, Markov Chains, Middle Aged, United States, Eicosapentaenoic Acid, Fatty Acids, Omega-3, Quality-Adjusted Life Years, Dietary Supplements, Secondary Prevention

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