Research

Mixed

Gut microbiome composition has little to no significant effect on LDL cholesterol or Total Cholesterol levels.

Focusing on gut health may not be the primary strategy for lowering LDL cholesterol. While it may help with triglycerides and HDL, LDL levels appear largely independent of microbiome composition in this study.

GoodRefutesHIGH confidence
Strikingly, the microbiome had little effect on low-density lipoproteins or total cholesterol.
Jingyuan Fu et al. · Circulation Research · 2015

Why this rating

Large-scale human cohort with rigorous controls.

Source

The Gut Microbiome Contributes to a Substantial Proportion of the Variation in Blood Lipids

Jingyuan Fu et al. · Circulation Research · 2015

DOI 10.1161/circresaha.115.306807

cohort · n=893Cited 784×
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →