What it is
L-Citrulline Malate is a compound that enhances nitric oxide production, supporting cardiovascular function and athletic performance. It is available as a powder for adults.
Supplement · Athletic Recovery & Performance
L-Citrulline Malate
6 g · vegan · gluten-free · 60 caps
hypertensionpoor-circulationerectile-dysfunction blood vesselheartmuscle
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How it works
L-Citrulline Malate is converted to L-citrulline in the kidneys, which then increases nitric oxide synthesis. This leads to vasodilation, improving blood flow and oxygen delivery to muscles.
Who should take it
Adults looking to address high blood pressure, poor circulation, high cholesterol. Particularly relevant for people who prefer a targeted single ingredient and who have ruled out an underlying condition that needs medical care first.
Avoid / careful
Pregnant or nursing women without clinician oversight. People on prescription medication affecting the same pathway should consult a doctor before combining. Side effects are uncommon at recommended doses but mild GI upset can occur when starting.
When to take it
Morning
Noon
Evening
Night
How to take it
With food
Empty stomach
Before food
FAQs
Frequently asked
Can L-Citrulline Malate help with erectile dysfunction?
Some studies suggest L-Citrulline Malate may improve erectile function by enhancing blood flow, but it is not a substitute for medical treatment.
How long does it take to see results from L-Citrulline Malate?
Measurable cardiovascular effects can typically be observed within 4-12 weeks of consistent daily use.
Is L-Citrulline Malate safe for long-term use?
At recommended doses, it is generally considered safe for long-term use, but consulting a healthcare provider is advisable for prolonged supplementation.
Research
6 studies · 2010–2024
Evidence grade
ABCD
B · B · emerging-to-moderate human evidence for cardiovascular and circulatory health
From the blog
Editorial notes
SacredBod's longer take on L-Citrulline Malate — context the structured blocks above don't capture.
About L-Citrulline Malate
Nitric-oxide precursor for pump, endurance and circulation.
As part of the Athletic Recovery & Performance category, L-Citrulline Malate is included in the SacredBod catalog to support cardiovascular and circulatory health. See the Mechanism and Research sections above for detail.
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