Omega-3 (EPA/DHA) vs Sulforaphane (from Broccoli Sprout Extract)

Side-by-side comparison of mechanisms, dosing, interactions, and stacking potential.

Omega-3 (EPA/DHA)Sulforaphane (from Broccoli Sprout Extract)
CategorySupplementsSupplements
Standard Dose2-4g combined EPA/DHA daily (targeting 2:1 EPA:DHA ratio for inflammation; 1:1 for cognitive)
TimingWith meals containing fat for absorption. Split dose AM/PM.
Cycle Durationongoing
Evidence Levelstrong_humanStrong
A

Omega-3 (EPA/DHA)

Supplements

Mechanism

EPA and DHA incorporate into cell membrane phospholipids, modulating membrane fluidity and lipid raft signaling. EPA competitively inhibits arachidonic acid conversion via COX-2 and 5-LOX, reducing pro-inflammatory eicosanoids (PGE2, LTB4) while generating anti-inflammatory resolvins and protectins. DHA is critical for neuronal membrane integrity, modulating BDNF expression and synaptic plasticity via Nrf2 and NF-kB pathways.

Standard Dosing

2-4g combined EPA/DHA daily (targeting 2:1 EPA:DHA ratio for inflammation; 1:1 for cognitive)

Timing

With meals containing fat for absorption. Split dose AM/PM.

Cycle Duration

ongoing

Side Effects

  • Fishy burps/aftertaste
  • Mild GI upset
  • Loose stools at high doses
  • Potential increased LDL in some individuals

Contraindications

  • Active bleeding disorders
  • Scheduled surgery (discontinue 2 weeks prior)
  • Fish/shellfish allergy (use algal-derived)

Best Stacking Partners

Vitamin D3Vitamin E (mixed tocopherols)AstaxanthinCurcumin

Mechanism

Isothiocyanate that activates Nrf2 — the master regulator of antioxidant defense. Upregulates glutathione synthesis, phase II detoxification enzymes, and heat shock proteins. Also inhibits HDAC (epigenetic modifier) and NF-kB (anti-inflammatory).

Contraindications

  • Thyroid conditions (goitrogen at very high doses)
  • Cruciferous vegetable allergy

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