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Educational resource · Reviewed 09 Aug 2026

Plasmalogens.

Plasmalogens are a group of ether phospholipids found in cell membranes. They are particularly abundant in the brain, heart, immune cells, and other metabolically active tissues.

What do plasmalogens do?

Plasmalogens contribute to membrane organization, signaling, antioxidant defense, and the handling of polyunsaturated fatty acids. Their biological roles are diverse and remain an active area of research.

  1. Nervous system support: Contribute to nerve function and the structure of neural tissue.
  2. Cell membrane integrity: Support membrane structure, organization, and fluidity.
  3. Cellular signaling: Participate in signaling processes and antioxidant defense.
  4. DHA-rich tissue support: Interact with lipid pathways important to the brain and nervous system.
  5. Omega-9 pathways: Support membrane functions that rely on omega-9 fatty acids.
  6. Cholesterol transport: Participate in lipid transport and cardiovascular physiology.
  7. Neuroprotection research: Remain under study in neurodegenerative and inflammatory conditions.
  8. Cognition and mobility research: Are being studied in relation to cognition, mobility, and amyloid biology.

Plasmalogen replacement research

Plasmalogen replacement therapy is being studied as a way to address low plasmalogen levels associated with selected neurological, metabolic, inflammatory, and peroxisomal conditions. Research is ongoing, and findings should not be generalized beyond the populations and interventions actually studied.

References and further reading

  1. Bozelli JC Jr, Epand RM. Plasmalogen Replacement Therapy. Membranes. 2021;11(11):838. Source
  2. Bozelli JC Jr, Azher S, Epand RM. Plasmalogens and Chronic Inflammatory Diseases. Front Physiol. 2021;12:730829. Source
  3. Goodenowe DB et al. Targeted Plasmalogen Supplementation: Effects on biomarkers, cognition, and mobility. Source
  4. Baird G, Cass H, Slonims V. Diagnosis of autism. BMJ. 2003;327(7413):488–493. Source
  5. Pastural E et al. Novel plasma phospholipid biomarkers of autism: Mitochondrial dysfunction as a putative causative mechanism. PLEFA. 2009;81(4):253–264. Source
  6. Goodenowe DB et al. Peripheral ethanolamine plasmalogen deficiency: a logical causative factor in Alzheimer’s disease and dementia. J Lipid Res. 2007;48(11):2485–2498. Source
  7. Goodenowe DB, Pastural E. The Biochemical Basis of Autistic Behavior and Pathology. Source
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