Efalex: Omega-3 & Omega-6 for Brain Health

Efalex: Omega-3 & Omega-6 for Brain Health

Efalex is a specialized fatty acid supplement that combines omega-3 (DHA, EPA) and omega-6 (GLA) in a single capsule. Developed by Efamol, it has been studied primarily for brain development, cognitive function, and eye health.

This guide explains what Efalex contains, who it suits, and what the research actually shows.

Key Takeaways

• Efalex contains DHA (omega-3), EPA (omega-3), and GLA (omega-6) from evening primrose oil
• DHA makes up ~15-20% of brain fatty acids and is essential for normal brain function (Lauritzen et al., 2001)
• Studies show benefits for reading and attention development in children (Richardson & Montgomery, 2005)
• Best suited for children, pregnant women, and people who do not eat fish
• Typical dose: 2-4 capsules per day (depending on age)

What Does Efalex Contain?

Efalex differs from standard fish oil because it combines multiple fatty acid sources:

GLA is what sets Efalex apart from other omega-3 supplements. Most fish oils only contain EPA and DHA, but GLA adds an omega-6 component important for brain phospholipid synthesis.

How These Fatty Acids Affect the Brain

The brain is roughly 60% fat, and DHA is the most abundant omega-3 fatty acid in brain gray matter (Lauritzen et al., 2001). DHA influences:

• Nerve signal transmission — DHA is a key component of synaptic membranes
• Neuroplasticity — Supports formation of new neural connections
• Visual acuity — DHA makes up ~50% of retinal photoreceptor fatty acids

EPA primarily helps regulate inflammation in the brain and throughout the body. Some research links low EPA levels to mood disorders (Sublette et al., 2011).

GLA is an omega-6 fatty acid, but unlike typical LA (linoleic acid), GLA has anti-inflammatory properties. The body converts it to DGLA, which competes with arachidonic acid in producing inflammatory mediators.

Who Should Consider Efalex?

Particularly useful for:

• School-age children — Studies show benefits for reading and attention development (Richardson & Montgomery, 2005)
• Pregnant and breastfeeding women — DHA is critical for fetal brain development, especially during the third trimester
• People who do not eat fish — Cannot get adequate DHA from diet
• Older adults — DHA may support cognitive function maintenance with age

Less necessary for:

• People eating fatty fish 2-3 times per week (salmon, mackerel, herring)
• Those already using high-DHA omega-3 supplements

What the Research Actually Shows

Efalex has been studied in several clinical trials:

Children's cognition: In Richardson and Montgomery's (2005) study, children aged 5-12 who took a fatty acid supplement (DHA, EPA, GLA) achieved significantly better reading scores compared to the placebo group. The greatest effect was seen in children who scored lowest at baseline.

ADHD and attention: Richardson and Puri (2002) found that a DHA/EPA/GLA combination improved attention-related symptoms in children. Results were statistically significant but the effect size was moderate.

Important caveat: Not all studies have shown positive results. Cochrane reviews emphasize that evidence is promising but definitive conclusions require more large-scale trials.

Dosing

Standard dose:

• Children (3-12 years): 2 capsules daily
• Adolescents and adults: 2-4 capsules daily
• Pregnant women: Consult a doctor; typical dose is 2 capsules daily

Timing:

• Take with food (fatty acids absorb better with dietary fat)
• With breakfast is most convenient
• Allow at least 8-12 weeks of consistent use for effects to appear

Efalex vs Regular Fish Oil

If your goal is general cardiovascular health, standard fish oil is sufficient. Efalex makes more sense specifically for brain health and cognitive function.

Common Mistakes

1. Too short a supplementation period — Fatty acids accumulate in cell membranes slowly. At least 3 months is needed to evaluate effects.
2. Taking on an empty stomach — Fat-soluble nutrients absorb poorly without dietary fat. Always take with food.
3. Double-dosing with fish oil — If already taking Efalex, you do not need separate fish oil. This would provide excessive omega-3 fatty acids.
4. Substituting with ALA only — ALA from plant sources (flaxseed, chia) converts to DHA very inefficiently (~5%), so it does not replace a direct DHA source.

FAQ

Is Efalex suitable for vegans?

Traditional Efalex capsules contain fish oil and are not vegan-friendly. Vegans should look for algae-based DHA supplements combined with GLA from evening primrose oil.

Are there side effects in children?

Side effects are rare and usually mild — occasionally fishy burps. Taking capsules from the fridge reduces this issue.

Does Efalex help with ADHD?

Some studies show attention improvement (Richardson & Puri, 2002), but Efalex does not replace medical treatment or diagnosis. Always use in consultation with a doctor.

How long should you take Efalex?

At least 3 months of consistent use is needed for fatty acids to integrate into cell membranes and produce effects.

Estonia Context

Efalex is available in Estonian pharmacies and health product stores. Price typically ranges from €15-30 depending on package size. Estonia's climate and dietary habits (less fish than Scandinavian countries) make a DHA supplement a sensible choice, especially for children.

References

1. Lauritzen, L., Hansen, H.S., Jorgensen, M.H. & Michaelsen, K.F. (2001). The essentiality of long chain n-3 fatty acids in relation to development and function of the brain and retina. Progress in Lipid Research, 40(1-2), 1-94.
2. Richardson, A.J. & Montgomery, P. (2005). The Oxford-Durham study: a randomized, controlled trial of dietary supplementation with fatty acids in children with developmental coordination disorder. Pediatrics, 115(5), 1360-1366.
3. Richardson, A.J. & Puri, B.K. (2002). A randomized double-blind, placebo-controlled study of the effects of supplementation with highly unsaturated fatty acids on ADHD-related symptoms in children with specific learning difficulties. Progress in Neuro-Psychopharmacology and Biological Psychiatry, 26(2), 233-239.
4. Sublette, M.E., Ellis, S.P., Geant, A.L. & Mann, J.J. (2011). Meta-analysis of the effects of eicosapentaenoic acid (EPA) in clinical trials in depression. Journal of Clinical Psychiatry, 72(12), 1577-1584.

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