Omega-3s

Also known as: fish oil, epa, dha, eicosapentaenoic acid, docosahexaenoic acid, krill oil

Essential polyunsaturated fatty acids (EPA and DHA) found primarily in fish oil. Cannot be synthesized efficiently by humans. Support cardiovascular, brain, and joint health.

250mg EPA+DHARDARecommended Dietary Allowance — the daily intake sufficient for 97-98% of healthy adults. Set by the National Institutes of Health.

3000mgUpper LimitTolerable Upper Intake Level (UL) — the maximum daily dose unlikely to cause adverse health effects. Exceeding this consistently may increase toxicity risk.

8ProductsNumber of supplements in our database that contain this ingredient.

3Health ClaimsNumber of researched health benefits associated with this ingredient, rated by evidence strength (strong/moderate/weak).

3Side EffectsNumber of documented side effects from clinical literature and adverse event reports.

Health Claims & Evidence

strongSupports heart health

May support cardiovascular health by influencing triglyceride levels. Effect is dose-dependent (typically studied at 1-4g EPA+DHA/day).

16 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.An Update on Omega-3 Polyunsaturated Fatty Acids and Cardiovascular Health.Nutrients (2021) · PMID 33445534 Effect of Omega-3 Dosage on Cardiovascular Outcomes: An Updated Meta-Analysis and Meta-Regression of Interventional Trials.Mayo Clin Proc (2021) · PMID 32951855 Omega-3s and cardiovascular health.Ochsner J (2014) · PMID 25249807

strongAnti-inflammatory

EPA and DHA have anti-inflammatory properties through multiple pathways. Effects are dose-dependent, typically studied at 1-3g combined EPA+DHA/day.

17 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.Osteoarthritis in cats: what we know, and mostly, what we don't know. . . yet.J Feline Med Surg (2025) · PMID 40685570 Marine-Based Omega-3 Fatty Acids and Metabolic Syndrome: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.Nutrients (2025) · PMID 41156531 The Role of Omega-3 Polyunsaturated Fatty Acids on Sarcopenia and Aging Muscle.Int J Environ Res Public Health (2026) · PMID 41899733

moderateSupports brain health

DHA is a structural component of brain tissue. Supplementation may support cognitive health, primarily studied at 500-1000mg DHA/day in older adults.

0 studies on PubMed

Known Side Effects

fishy aftertaste
digestive discomfort
increased bleeding at very high doses

Drug Interactions

blood thinners (warfarin
aspirin)
blood pressure medications
cyclosporine

Always consult your healthcare provider before combining supplements with medications.

Products Containing Omega-3s (8)

Nature TargetCoQ10 400 mg

89 2

Codeage NanofoodWomen's Daily Formula Peach Flavor

85 3

OLLYUltra Prenatal

79 4

OLLYUltra Women's Multi + Omega-3

77 5

OLLYUltra Strength Women's Multi + Omega-3

77 6

Physician's StrengthPolarVite

67 7

North American Herb & SpicePolarPower

66 8

Physician's StrengthPotentPak