花生四烯酸 Arachidonic acid
（重定向自Arachidonate）
![](/Images/godic/202412/21/Arachidonic_acid.svg1607.png")
花生四烯酸（英语：Arachidonic acid，简称AA或ARA，全顺二十碳-5,8,11,14-四烯酸，20:4Δ）是一种ω-6多不饱和脂肪酸，为花生油中饱和的花生酸的相对物。
Arachidonate
中文百科
英语百科
Arachidonic acid 花生四烯酸
（重定向自Arachidonate）
![Arachidonic acid in the human body usually comes from dietary animal sources—meat, eggs, dairy—or is synthesized from linoleic acid.](/Images/godic/202412/21/Ribeyes1607.jpeg")
![Eicosanoid synthesis.](/Images/godic/202412/21/Eicosanoid_synthesis.svg1607.png")
Arachidonic acid (AA, sometimes ARA) is a polyunsaturated omega-6 fatty acid 20:4(ω-6). It is structurally related to the saturated arachidic acid found in peanut oil (L. arachis – peanut).
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