Assize Index

Assize Index

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Kitchen data for cooking and eating healthier.

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Cooking oils

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For the oil that handles eggs, stir-fries, roasted vegetables, and the weeknight skillet, this list favors MUFA, checks PUFA and saturated fat, and requires enough smoke-point headroom for medium heat.

Best oil for everyday sautéScore

  1. 1Algae oil, high oleic85
  2. 2Sunflower oil, high oleic79
  3. 3Peanut oil, high oleic58
  4. 4Olive oil, extra virgin57
  5. 5Avocado oil, virgin / unrefined53
  6. 6Canola oil, high oleic49
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40 oils across 6 published rankings

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Best oil for high heat

Top 5 of 40 oils · rule version 2026-09-30

#Cooking oilPUFA↓ 35%MUFA↑ 27%SFA↓ 24%Smoke point↑ 14%Trans fat10× SFA per gScoregood − off
1Algae oil, high oleic4.20 g191.2 g14 g1252°C1Not tested80
2Sunflower oil, high oleic3.80 g283.7 g29.86 g2244°C30.19 g472
3Avocado oil, virgin / unrefined13.5 g570.5 g511.6 g5247–251°C60.50 g747
4Peanut oil, high oleic7.15 g875.7 g88.61 g8224–228°C8Not tested45
5Sunflower oil20.7 g963.4 g98.99 g9253–256°C80.16 g43
These 25 numbers trace to 9 sources. Green shows points added; red shows points taken off. Not medical advice.
  1. 1Grootveld et al., Sci Rep 2019 — MUFA-rich culinary algae oil (Thrive / TerraVia), 2019
  2. 2USDA SR Legacy, Oil, sunflower, high oleic (70% and over), 2018
  3. 3Institute of Shortening and Edible Oils, Typical Smoke, Flash & Fire Points, 2010
  4. 4Iida et al., Bunseki Kagaku 2024 — Japanese retail vegetable oils, bought 2020, 2024
  5. 5USDA SR Legacy, Oil, avocado, 2018
  6. 6Holgado et al., Performance of virgin and refined avocado oils during deep-frying and thermoxidation, 2024
  7. 7Vingering et al., OCL 2010 — French supermarket oils sampled by Afssa for Ciqual, January 2007, 2010
  8. 8Guillaume et al., Evaluation of Chemical and Physical Changes in Different Commercial Oils during Heating, 2018
  9. 9USDA FoodData Central, Oil, sunflower, 2021

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