What it is
Acetyl-L-carnitine arginate is a salt that bonds the acetylated carnitine molecule to L-arginine. It carries both a mitochondrial cargo (carnitine) and a nitric-oxide precursor (arginine) into the same dose.
Supplement · Amino Acid & Mitochondrial
Acetyl-L-Carnitine Arginate
ALCAR-arginate, ALC-A
500–1500 mg · vegan · gluten-free · 60 caps
brain-fogperipheral-neuropathyfatigue brainmitochondriablood vessel
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How it works
Carnitine shuttles long-chain fatty acids into mitochondria for ATP production; the acetyl group also donates to acetylcholine synthesis. The arginine moiety raises plasma arginine, supporting endothelial nitric oxide and cerebral blood flow.
Who should take it
Adults with brain fog, athletes seeking endurance, midlife users supporting peripheral nerve health, and those who tolerate ALCAR but want added circulatory support.
Avoid / careful
Caution with seizure disorders. Avoid in late pregnancy. Stop 2 weeks before surgery due to NO/anticoagulant interaction.
When to take it
Morning
Noon
Evening
Night
How to take it
With food
Empty stomach
Before food
FAQs
Frequently asked
How does Acetyl-L-Carnitine Arginate differ from standard L-Carnitine?
Acetyl-L-Carnitine Arginate is a specific salt that combines acetyl-L-carnitine with L-arginine, offering both mitochondrial support and nitric oxide benefits. Standard L-Carnitine primarily focuses on fatty acid transport for energy.
Can this supplement help with athletic performance?
Yes, by enhancing mitochondrial ATP production and supporting cerebral blood flow via nitric oxide, Acetyl-L-Carnitine Arginate can contribute to improved endurance and reduced exercise fatigue.
Is Acetyl-L-Carnitine Arginate safe for long-term use?
Generally, it is safe for long-term use at recommended dosages. However, individuals with pre-existing conditions, especially seizure disorders, should consult a healthcare professional.
Research summary
A plain-English read of the literature behind this supplement. Not a clinical recommendation.
Combined carnitine/arginine forms show better tissue uptake than equimolar separate dosing in preclinical work; cognitive RCTs are small but directionally favorable.
From the blog
Editorial notes
SacredBod's longer take on Acetyl-L-Carnitine Arginate — context the structured blocks above don't capture.
Acetyl-L-Carnitine Arginate is a amino acid & mitochondrial supplement. Acetyl-L-carnitine arginate is a salt that bonds the acetylated carnitine molecule to L-arginine. It carries both a mitochondrial cargo (carnitine) and a nitric-oxide precursor (arginine) into the same dose.
How it works
Carnitine shuttles long-chain fatty acids into mitochondria for ATP production; the acetyl group also donates to acetylcholine synthesis. The arginine moiety raises plasma arginine, supporting endothelial nitric oxide and cerebral blood flow.
Who it’s for
Adults with brain fog, athletes seeking endurance, midlife users supporting peripheral nerve health, and those who tolerate ALCAR but want added circulatory support.
Dosage & timing
- Typical dose: 500–1500 mg
- Best time: morning
- With food: empty-stomach
- Expected onset: 2–4 weeks for cognitive markers.
India context
Availability on Amazon India is currently limited or import-only for this form. International brands (iHerb, NOW Foods, Doctor’s Best) ship to India with variable customs handling. Local Ayurvedic equivalents may offer overlapping benefits.
Safety
Caution with seizure disorders. Avoid in late pregnancy. Stop 2 weeks before surgery due to NO/anticoagulant interaction.
Added to your stack.