Scientists are genuinely divided on this question.

Not medical advice — just what the research says.

What's still open

What the evidence found 3 findings
Based on 12 sources:
American Heart Association Circulation Journal peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - NIH peer-reviewed View
Boston University Articles institutional View
Framingham Heart Study Official Site institutional View
ScienceDirect peer-reviewed View
Circulation peer-reviewed View
Circulation peer-reviewed View
Seven Countries Study institutional View
Seven Countries Study - From individual risk factors to global cardiovascular risk institutional View
Seven Countries Study - Cardiovascular disease institutional View
Based on 11 sources:
PMC Article on Dietary Cholesterol and Cardiovascular Evidence peer-reviewed View
Science Direct Article on LDL Cholesterol Treatment Strategies peer-reviewed View
PMC peer-reviewed View
CABI News news View
PMC peer-reviewed View
PMC - NIH peer-reviewed View
PMC - NIH peer-reviewed View
Circulation Research peer-reviewed View
PMC peer-reviewed View
New England Journal of Medicine peer-reviewed View
PubMed peer-reviewed View
Based on 9 sources:
PMC peer-reviewed View
Lipid.org Combined Presentations institutional View
MDPI - From Dietary Cholesterol to Blood Cholesterol peer-reviewed View
ResearchGate publication peer-reviewed View
PMC article by Akyol et al. 2025 peer-reviewed View
InsideTracker institutional View
PMC Article on APOE Gene Polymorphisms peer-reviewed View
Healthline news View
PMC Article on APOE Gene in Hispanic Population peer-reviewed View
What research hasn't answered 4 gaps
American Heart Association Circulation Journal peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - NIH peer-reviewed View
Boston University Articles institutional View
American Heart Association Circulation Journal peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - NIH peer-reviewed View
Boston University Articles institutional View
American Heart Association Circulation Journal peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - National Center for Biotechnology Information peer-reviewed View
PMC - NIH peer-reviewed View
Boston University Articles institutional View
Sources 22 findings
argumentation Unknown
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tree-leaf argumentation
tree-leaf argumentation
tree-leaf argumentation
tree-leaf argumentation
tree-leaf argumentation
tree-leaf argumentation
argumentation Unknown
argumentation Unknown
argumentation Unknown
argumentation Unknown
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Generated by reaso.ai's editorial pipeline: claim restated, scientific consensus classified via 3-run majority vote, 22 findings enriched with attribution and study type, narrative written in neutral voice. No individual researcher has signed off on this specific analysis — see methodology for how the pipeline works. Built with Claude Sonnet by Anthropic. Updated April 16, 2026. How we do this →

Written by AI. Sources are linked for verification.