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Moderate🟡 Moderate evidence

Acetyl-L-Carnitine

Also known as: ALCAR, acetyl carnitine

cognitiveenergy

How it works

  • mitochondrial transport
  • neuroprotective

Used for cognitive aging and fatigue.

Best Acetyl-L-Carnitine supplements

Top-rated, in-stock picks from iHerb — affiliate links included.

#1

The Vitamin Shoppe, Acetyl L-Carnitine , 500 mg , 240 Capsules

Brand: The Vitamin Shoppe

4.9(161 reviews)

Take one (1) capsule daily, preferably between meals.

Price estimate

37.92

Buy on iHerb
#2

Nutricost, Acetyl L-Carnitine, 500 mg , 180 Capsules

Brand: Nutricost

4.8(2,266 reviews)

As a dietary supplement, take 1 capsule daily with 8-12 oz of water or as directed by your healthcare professional.

Price estimate

18.63

Buy on iHerb
#3

Life Extension, Optimized Carnitine, 60 Capsules

Brand: Life Extension

4.8(965 reviews)

Read the entire label and follow the directions carefully. Take two (2) capsules, once or twice daily, or as recommended by a healthcare practitioner. This product can be taken on an empty stomach with water or juice in the morning in divided doses or all at once.

Price estimate

21.56

Buy on iHerb

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