Molecular Classification
Fatty acid, Polyunsaturated fatty acid, Lipid
Other Names
Eicosatetraenoic acid, ARA, 20:4(ω-6)
Disease Roles
InflammationCardiovascular disease

Arachidonic acid Overview

Arachidonic acid is a polyunsaturated omega-6 fatty acid and a key precursor in the prostaglandin synthesis pathway. It is released from membrane phospholipids and converted into various prostanoids, including prostaglandins, thromboxanes, and prostacyclins, which mediate inflammation, pain, and other physiological processes.

Mechanism of Action

Biological Functions

Precursor for prostaglandin synthesis
Membrane phospholipid component
Cell signaling

Disease Associations

Inflammation
Cardiovascular disease

Safety Considerations

  • Excessive intake may promote inflammation
  • Imbalance with omega-3 fatty acids