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Bioavailability of omega-3 fatty acids

Bioavailability and disposition of omega-3 fatty acids from different chemical forms

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN11656280
Enrollment
10
Registered
2016-03-21
Start date
2010-04-21
Completion date
Unknown
Last updated
2023-02-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Omega-3 metabolism Nutritional, Metabolic, Endocrine Omega-3 metabolism

Interventions

Participants will be allocated to one of the following groups: 1. Omega-3 ethyl esters 2. Omega-3 free fatty acids 3. Omega-3 triglycerides (standard fo

Sponsors

University Hospital Southampton NHS Foundation Trust
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1. Male 2. Aged 18 to 45 years 3. In general good health 4. Body mass index between 20 and 32 kg/m2 5. Not consuming fish oil or other oil supplements 6. Not eating more than one oily fish meal per week 7. Willing to adhere to the study protocol 8. Being able to provide written informed consent

Exclusion criteria

Exclusion criteria: 1. Female 2. Aged under 18 or over 45 years 3. Body mass index less than 20 or more than 32 kg/m2 4. Being diabetic (type 1 or type 2) 5. Use of prescribed medicine to control inflammation 6. Chronic gastrointestinal problems (e.g. IBD, IBS, celiac disease, cancer) 7. Participation in another clinical trial 8. Use of fish oil or other oil supplements

Design outcomes

Primary

MeasureTime frame
Change in EPA and DHA contents of plasma phospholipids is measured using blood testing at baseline (immediately before the meal) and 0.5, 1, 1.5, 2, 2.5, 3, 4, 5 and 6 hours after consuming the meal

Secondary

MeasureTime frame
1. Change in EPA content of plasma triglycerides, cholesteryl esters and non-esterified fatty acids, and erythrocytes and mononuclear cells over 6 hours 2. Change in DHA content of plasma triglycerides, cholesteryl esters and non-esterified fatty acids, and erythrocytes and mononuclear cells over 6 hours 3. Change in blood concentrations of inflammatory markers over 6 hours All secondary outcomes are measured using blood testing at baseline (immediately before the meal) and 0.5, 1, 1.5, 2, 2.5, 3, 4, 5 and 6 hours after consuming the meal.

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026