DHA (Docosahexaenoic Acid)
Accounts for ~10–15% of total brain fatty acids, 20–30% of neuronal phospholipids (PE, PS), and >90% of brain omega-3 PUFA; critical for membrane fluidity, synaptic vesicle fusion, neurodevelopment
Accounts for ~10–15% of total brain fatty acids, 20–30% of neuronal phospholipids (PE, PS), and >90% of brain omega-3 PUFA; critical for membrane fluidity, synaptic vesicle fusion, neurodevelopment
Vegan DHA source from microalgae
Bivalve shellfish providing B12, iron, zinc, selenium, and marine taurine
Oily fish rich in EPA/DHA omega-3s
Salted lumpfish caviar — budget-friendly; high salt; lower omega-3 than salmonid roe
Oily fish rich in EPA/DHA, CoQ10, taurine, and vitamin D
Nutrient-dense bivalve providing phospholipid-bound omega-3s; accepted by some vegans (ostroveganism)
Highest zinc content among common foods; unique source of phospholipid-bound omega-3s; accepted by some vegans (ostroveganism)
Oily fish rich in EPA/DHA, protein, and B vitamins
Premium salmon (ikura) eggs — phospholipid-bound EPA/DHA and choline
Small oily fish rich in EPA/DHA, CoQ10, and calcium
Rainbow trout eggs — phospholipid omega-3s; typically mid-tier vs salmon ikura
Fish providing omega-3, niacin, selenium, and complete protein