Research
Energy balance
Linoleic acid has a long half-life in the body (approximately two years), meaning that reducing intake takes years to significantly lower tissue levels.
Be patient when reducing seed oils. It can take up to six years to significantly replace body stores of linoleic acid with healthier fats.
GoodQualifiesHIGH confidence
the half-life of LA is approximately two years, which means the damage can be far more persistent than other dietary factors, and the impact of reducing excessive LA intake takes time.
Why this rating
Cites specific half-life data.
Source
Linoleic Acid: A Narrative Review of the Effects of Increased Intake in the Standard American Diet and Associations with Chronic Disease
Joseph Mercola et al. · Nutrients · 2023
DOI 10.3390/nu15143129
narrative_reviewCited 145×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
More from this paper
- Excessive dietary intake of linoleic acid (LA) leads to the formation of oxidized linoleic acid metabolites (OXLAMs) and alters cardiolipin composition, causing mitochondrial dysfunction and contributing to chronic diseases such as cardiovascular disease, cancer, and Alzheimer's.Moderate
- High dietary linoleic acid intake inhibits the conversion of short-chain omega-3 fatty acids (ALA) to long-chain omega-3 fatty acids (EPA/DHA) by inhibiting delta-desaturase enzyme activity.Moderate
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