Assize Index

Cooking oils

Walnut oil

PlantUnspecified

Saturated(g/100g)

Primary · 9.10 g/100g

USDA SR Legacy, Oil, walnut (2018)

Monounsaturated(g/100g · ≈ omega-9)

Primary · 22.8 g/100g

USDA SR Legacy, Oil, walnut (2018)

Polyunsaturated(g/100g)

Primary · 63.3 g/100g

USDA SR Legacy, Oil, walnut (2018)

Omega-6(g/100g)

Primary · 52.9 g/100g

USDA SR Legacy, Oil, walnut (2018)

Omega-3(g/100g)

Primary · 10.4 g/100g

USDA SR Legacy, Oil, walnut (2018)

Trans fat(g/100g)

Sample-weighted mean of 4 surveys, 4 samples (2024)

Polyphenols(mg GAE/100g · total phenolics)

Grajzer et al., Foods 2020 — Polish cold-pressed oils (2020)

Smoke point(°F)

Primary · 291–307°F

Tsao et al., Application of OXITEST for Prediction of Shelf-Lives of Selected Cold-Pressed Oils (2021)

An empty cell means we do not yet have a method-cited source. Rank 1 wins the published rule; it is not medical advice.