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Specifically to LDL,  Definitely Avoid: hydrogenated oil (even if the package says “no trans-fat”), butter, lard.  Possibly Avoid: palm oil, coconut oil, hemp seed oil.  HDL, Avoid: soybean oil, corn oil. Possibly Avoid: rapeseed oil, hemp seed oil,  Good: Safflower seed oil.  TG, Avoid: hemp seed oil.  Need further research: sesame seed oil, extra virgin olive oil. Effects of oils and solid fats on blood lipids: a systematic review and network meta-analysis[S] Lukas Schwingshackl,1,*† Berit Bogensberger,§ Aleksander Benčič,* Sven Knüppel,* Heiner Boeing,* and Georg Hoffmann§  J Lipid Res. 2018 Sep; 59(9): 1771–1782. Published online 2018 Jul 13. doi Randomized trial of coconut oil, olive oil or butter on blood lipids and other cardiovascular risk factors in healthy men and women Kay-Tee Khaw,1 Stephen J Sharp,2 Leila Finikarides,3,4 Islam Afzal,5 Marleen Lentjes,1 Robert Luben,1 and Nita G Forouhi2 BMJ Open. 2018; 8(3): e020167. Published online 2018 Mar 6. doi: 10.1136/bmjopen-2017-020167 Palm Oil Consumption Increases LDL Cholesterol Compared with Vegetable Oils Low in Saturated Fat in a Meta-Analysis of Clinical Trials. Sun Y, Neelakantan N, Wu Y, Lote-Oke R, Pan A, van Dam RM.   J Nutr. 2015 Jul;145(7):1549-58. doi: 10.3945/jn.115.210575. Epub 2015 May 20. PMID: 25995283.