Acetyl L-Carnitine
Amino AcidsKey Benefits
How It Works
ALCAR transports long-chain fatty acids into mitochondria for beta-oxidation (energy production from fat). The acetyl group crosses the blood-brain barrier, donating acetyl groups for acetylcholine synthesis and supporting neuronal energy metabolism.
Dosage & Timing
Recommended Dosage
500-2,000 mg daily
Best Time to Take
Morning on empty stomach, or split doses. Avoid evening (stimulating).
Recommended Form
Acetyl L-Carnitine HCl
Side Effects
Generally safe. May cause GI discomfort, restlessness, or fishy body odour at high doses.
Drug Interactions
May enhance warfarin effects. Theoretically interacts with thyroid medications. Avoid with seizure medications.
What Does The Research Say?
Research supports cognitive benefits in elderly and those with cognitive decline. Evidence for depression, diabetic neuropathy, and male fertility. Works synergistically with ALA (popular longevity stack combination).
Where to Buy
Buy Acetyl L-Carnitine on Amazon
Compare prices and read reviews →
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