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Doctor's Best, Acetyl-L-Carnitine, 500 mg, 120 Veggie Caps

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In Stock
  • Product Code: DRB-00152
  • UPC Code: 753950001527
  • Package Quantity: 120 Veggie Caps
  • Dimensions: 4.4 x 2.5 x 2.5 in, 0.3 lbs (0.14 kg)
  • Important Note: Positively the best value in the world for certified Sigma Tau (Italian made) Acetyl L-Carnitine!
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Product Overview


  • Science-Based Nutrition
  • Dietary Supplement
  • Biosint Carnitines
  • Helps Promote Healthy Mood
  • Non-GMO and Gluten Free

Acetyl-L-Carnitine (ALC) is a nutrient that occurs naturally in the body and is fundamentally important for energy generation by the mitochondria "energy factories" in our cells. The acetyl part of the molecule can be used to make acetylcholine, a key chemical messenger in the brain and all the other organs. ALC also is involved in regulating gene activity (epigenetics) and is a versatile protective nutrients for the nervous system.

  • Essential for generating energy from foods
  • Helps preserve nerve structure and function
  • Helps promote healthy mood.

Suggested Use

Take 2 capsules per day with meals. For additional benefit take 4 capsules per day, or more, as recommended by a nutritionally-informed physician.

Other Ingredients

Modified cellulose (vegetarian capsule), magnesium silicate, microcrystalline cellulose, silicon dioxide, stearic acid.

Non-GMO and gluten free


Store in a cool dry place.

Supplement Facts
Serving Size: 2 capsules
Servings Per Container: 60 servings
  Amount Per Serving % Daily Value
Acetyl-L-Carnitine (from Biosint Acetyl-L-Carnitine HCI) 1000 mg
† Daily Value not established.
iHerb Customer Reviews

made me sleepy

Posted by 5735552310592384391 on Jun 28, 2016

I did not feel any energy or mental clarity at all. After taking 2 pill I was felling sleepy and out of energy completely.

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Posted by 4739845058764202016 on Jun 24, 2016

too early to review . I take this product since 14 days

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Brain activator

Posted by JackLyon on Jun 09, 2016

Use in conjunction with phosphadytyl choline for maximum cognitive performance. My seventy plus year old noggin functions much more effectively since commencing this regimen two + years back.

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great product

Posted by 5326895468119633372 on May 15, 2016

This product increases my energy level and does help with mental clarity. I take it for CFS and fibromyalgia

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Posted by 4822181049088207879 on May 07, 2016

Just as good but less expensive than what I was using

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