Peptide Atlas · Small molecule

L-Carnitine

A meta-analysis of 49 randomized trials in adults on maintenance hemodialysis found that L-carnitine lowered LDL cholesterol and C-reactive protein, but did not confirm earlier findings on hemoglobin or erythropoietin dose.

established

provisional
PubChem 10917
2 citations
0 discussions
0 followers
Levocarnitine

Follow this molecule Ask the Hunter-Gatherer

What the evidence says

six tiers, never blended

established — replicated in humans, or settled by a regulator

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

Evidence, kept apart

The Atlas never mixes evidence types into one blob. Each claim below carries the tier it actually sits in; an unresolved citation is shown and does not move the page.

Evidence map for L-Carnitine. Tier reflects study design, not enthusiasm.
Claim	Tier	Source
Prolonged oral L-carnitine raises muscle carnitine with carbohydrate and raises plasma TMAO	emerging	pmid 32958033
Meta-analysis of 49 RCTs of L-carnitine in maintenance hemodialysis: lower LDL and CRP, no hemoglobin effect	established	pmid 24368434

Unanswered questions

No open questions on file. Either everything about this molecule is known, or nobody has admitted what is not.

Negative findings

failure is information

Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.