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🧠

Acetyl-L-Carnitine

9/10high

Evidence

Evidence Score9/10

Studies: 40+

Meta-analyses: 17

Dosage & Timing

Dosage:

500-2000mg

Best Time:

Morning or early afternoon, With or without food

Can take on empty stomach

Form:

ALCAR powder or capsules

What You'll Notice

💡 Mental Clarity65%

1-4 weeks

🧠 Improved Memory55%

4-12 weeks

😊 Mood Support50%

2-4 weeks

Safety

high safety rating

Contraindications:

Seizure disorders (may lower seizure threshold)
Hypothyroidism (may affect thyroid hormone)

Drug Interactions:

Thyroid medications
Blood thinners
Anticonvulsants

Side Effects:

GI upsetRestlessness/insomniaFishy body odor (high doses)

Works Well With

Alpha-GPCenhances

Alpha Lipoic Acidcomplementary

CoQ10complementary

Compare Supplements

Acetyl-L-Carnitine

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

Compare Supplements

Acetyl-L-Carnitine

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories