Fat uptake enzyme
You want it working: this is the step that clears fat from the bloodstream. PPAR-alpha turns it up, and its downstream effect on the map is lower circulating triglycerides. Note the direction — more LPL activity means less fat left in the blood, not more fat overall.
In depth
Lipoprotein lipase — the enzyme anchored to blood-vessel walls that unpacks triglycerides out of circulating lipoproteins so tissue can take the fat up.
What drives it
Fatty-acid oxidation increases it.
10.1194/jlr.M200327-JLR200 — PPAR-alpha induces LPL transcription through a peroxisome-proliferator response element mapped in the human LPL promoter at -169 TGCCCTTTCCCCC -157, bound by PPARalpha-RXR heterodimers (PMID 8895578). Human monocyte-derived macrophages exposed to PPARalpha ligands increased LPL mass and activity with enhanced binding to that same human PPRE (PMID 12208475). Tissue-split recorded: PPARalpha drives LPL in liver, PPARgamma in adipose - the source paper proves the two are not interchangeable. doi 10.1194/jlr.M200327-JLR200 · PMID 8895578
What it drives
It reduces Triglycerides.
10.1016/S0022-2275(20)38739-3 — Lipoprotein lipase is the enzyme that hydrolyzes triglyceride out of circulating chylomicrons and VLDL, so raising its activity lowers serum triglyceride. In a double-blind randomized controlled trial of mangiferin (97 completers, overweight adults with hyperlipidemia), serum triglycerides fell while lipoprotein lipase activity rose in the same subjects (doi 10.1038/srep10344). Corroborated preclinically in diabetic rats, where hepatic TC and TG fell as LPL and hepatic lipase rose. doi 10.1016/S0022-2275(20
It increases Fat burning.
'Aside from WAT lipolysis, other sources of FFAs can be derived through lipoprotein lipase (LPL)-mediated triglyceride-rich lipoprotein degradation. This pathway liberates FFAs into the vascular lumen' (doi 10.3389/fphys.2022.826314). A second, independent supply line to burning tissue. doi 10.3389/fphys.2022.826314
Blends that modulate it
Each blend page names this pathway and carries the study behind its claim.
See it on the map
Open the causal map to follow this pathway upstream and downstream, arrow by arrow, each with its study.