StackTerminal.Health

BETA

Acetyl-L-Carnitine

Acetyl-L-Carnitine is an acetylated form of L-carnitine that crosses the blood-brain barrier, supporting mitochondrial function & acetylcholine synthesis. It shows benefits for cognitive function & neuropathic pain.

cognitiveenergyneuroprotectionmetabolism
Evidence last reviewed: 05 Apr 2026
Biomarkers studied
Outcomes directly measured across the evidence records below
Cognitive
Cognitive FunctionMood / Wellbeing
Evidence
4 records
cognitive-function
patients with dementiaSystematic review
PUBMEDModerate

Acetyl-L-Carnitine was found to have potential benefits in cognitive function, although results were mixed.

Dose: 1500 mg
neuropathic-pain
patients with peripheral neuropathic painMeta-analysis
PUBMEDModerate

Acetyl-L-Carnitine showed potential effectiveness in treating peripheral neuropathic pain.

Dose: 1500 mg
depression
patients with depressive symptomsSystematic review
PUBMEDLow

Acetyl-L-Carnitine was found to have limited evidence for effectiveness in treating depressive symptoms.

Dose: 1500 mg
cognitive-function
aging subjectsReview
PUBMEDLow

Early studies suggested benefits of Acetyl-L-Carnitine on cognition & behavior, but later studies did not support these findings.

Dose: 1500 mg
Forms
Capsule
Commonly used for ease of dosing.
Powder
Can be mixed with liquids for flexible dosing.
Tablet
Convenient for on-the-go use.

Stacks containing Acetyl-L-Carnitine

Public community stacks that include this ingredient.

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cognitiveenergyfocus

Adderall & acetyl-l-carnitine are combined to support cognitive function & enhance energy levels. Adderall is a stimulant that improves focus & cognitive performance, while acetyl-l-carnitine supports mitochondrial function & energy production.

Adderall (Amphetamine Salts)
10mg
Acetyl-L-Carnitine
1000mg
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cognitivefocusnootropic

This stack combines acetyl-l-carnitine & alpha-gpc to enhance cognitive performance & focus. Acetyl-l-carnitine supports mitochondrial function & energy production in the brain, while alpha-gpc provides choline, a precursor to acetylcholine, a neurotransmitter involved in memory & learning.

Acetyl-L-Carnitine
1000mg
Alpha-GPC
300mg
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