Omega-7

fatty-acid

At a glance

Best for
people targeting triglycerides or inflammatory markers, accepting biomarker-only data
Typical dose
About 210–420 mg/day purified palmitoleic acid
Time to effect
Weeks
Main caution
Benefits are biomarker changes, not proven heart outcomes
Evidence strength: Low; small trials on lipids/CRP, no outcome data

What is it

Omega-7 refers chiefly to palmitoleic acid, a monounsaturated fatty acid (16:1) found in sources like macadamia and sea buckthorn oil and in purified marine forms. It is marketed for metabolic and cardiovascular health, and human studies focus on its effects on blood markers such as lipids and inflammation. Demonstrated benefits are at the biomarker level, not clinical outcomes.

Is it worth it for you?

Worth considering if…

  • You want to nudge triglycerides or CRP and accept biomarker-level evidence
  • You prefer a purified, low-palmitic-acid omega-7 product

Probably skip if…

  • You want proven cardiovascular event reduction
  • You can get palmitoleic acid from foods like macadamia
  • You expect weight loss or disease prevention

Evidence at a glance

GoalEvidenceEffectBest fitTime
triglyceride and inflammatory marker improvementMixedModestadults with elevated triglycerides or low-grade inflammationWeeks

Evidence for 1 use

AI-assisted evidence assessment — talk to your doctor before relying on any single supplement.

triglyceride and inflammatory marker improvement

Biomarker support
Mixed

Small randomized trials of purified palmitoleic acid report modest reductions in triglycerides and C-reactive protein and sometimes improved HDL. These are biomarker changes; no trials show reduced cardiovascular events. Evidence is limited by few, small studies, several industry-funded.

Effect size: Modest
Time to effect: Weeks
Best fit: adults with elevated triglycerides or low-grade inflammation
Less likely: people with normal lipids and CRP

Bottom line: Omega-7 modestly improves triglycerides and CRP, but this is biomarker-only evidence.

Evidence is mixed

Trials are small and not all positive, and observational data on palmitoleate and cardiometabolic risk are mixed.

How to take it

Typical dose
~210–420 mg/day purified palmitoleic acid
Timing
With a meal
With food
With food
How long to try
Trial 8–12 weeks and recheck labs

What to track

  • Triglycerides and HDL (lab tests)
  • hs-CRP if monitored
  • GI tolerance

Safety

Common side effects

Mild GI upset, Belching

Who should avoid it

  • People allergic to the source (e.g. fish/sea buckthorn depending on product)

Pregnancy & breastfeeding

Insufficient data; avoid supplementation unless advised by a clinician.

Choosing a product

Look for

  • Purified palmitoleic acid with low palmitic acid
  • Stated mg of omega-7 per serving
  • Source disclosed (marine vs plant)

Be skeptical of

  • Prevents heart attacks
  • Melts fat
  • Reverses diabetes

References by claim

triglyceride and inflammatory marker improvement

  • Bridges et al., 2025PMC (2025) link
  • Bernstein et al., 2014PubMed (2014) link

Track Omega-7 with Pilora

Set up dose reminders, check interactions, and join the community in the Pilora iPhone app.

Coming to App Store
Evidence-based·Last reviewed May 30, 2026·Evidence current as of May 30, 2026·How we grade evidence

Disclaimer: These statements have not been evaluated by the FDA. This page is educational, not a substitute for personalized medical advice. Evidence grades are AI-assisted assessments — talk to your doctor before starting any new supplement, especially if you’re pregnant, breastfeeding, on medications, or managing a chronic condition.