Ornithine
People mainly take Ornithine for mood, energy. Based on 6 first-hand reports. Ranked #1844 of 2,750 overall.
14
User score
Mostly positive17% positive0% mixed0% negative83% unclear
Of reports that state an outcome, 100% are positive.
Clinical research
Research pending
What Ornithine does, according to users
Of the people who reported each effect, the share who said it got better.
betterno changeworse
What the research says
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
Research data for Ornithine is being compiled.
Dosage people report
As stated by users — not a recommendation. Follow the label or your doctor.
2000 mgas reported
400 mg2x daily
Reported side effects
How often each side effect came up across all reports.
No side effects reported so far.
What users say
Verbatim quotes, shortened only — each links to the original discussion.
“I would add lemon balm and ornithine to this stack.”
“Ornithine”
“Why did you choose to include AAKG and ornithine as opposed to agmatine sulfate or other 'pump' ingredients?”
“Ornithine – 2000mg for reducing perception of fatigue”
“ornithine 400mg paired with coffee in the morning, 400mg ornithine before bed”
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User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 3, 2026. How we rate