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Acetyl-L-Carnitine (ALCAR)

Pre-Workout · Evidence: Limited · Importance: Optional

A carnitine form that crosses into the brain, used for focus/energy.

Educational only — not medical advice. BodEvo summarizes research cautiously and labels estimates as estimates. Talk to a physician or registered dietitian before starting any supplement, diet, or training program.

What the evidence says

Some cognitive data in specific populations; general nootropic evidence is limited.

Typical dose & timing

Dose: ~500–1,500 mg.

Timing: Morning or pre-workout.

Role in a stack

Nootropic carnitine.

Redundancy check: Redundant with L-carnitine for general carnitine status.

Cautions & safety

Cognitive benefits are clearest in older or deficient populations.

Generally tolerated. Educational only.

Best for

cognitive/focus interest

Use it in the app: open the Supplement Library and Stack Builder — free, local-first, no account required.