Home/ Supplements/ Carnitine/ Acetyl L-Carnitine 250 mg Free Form

Acetyl L-Carnitine 250 mg Free Form

product on market Capsule Puritan's Pride Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Acetyl L-Carnitine is researched for its role in mitochondrial function and cognitive support. Evidence for its efficacy in improving mental focus and energy metabolism is generally considered moderate. This free-form formulation is typically well-tolerated by most users.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Acetyl L-Carnitine 250 mg Free Form
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
60
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 500.0mg (861 products) 61 studies (A:4, B:13)

Other Ingredients

Rice Flour Gelatin Vegetable Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: For adults, take two (2) capsules two to three times daily, preferably on an empty stomach.

Warnings & Precautions

Discontinue use and consult your doctor if any adverse reactions occur.

WARNING: If you are pregnant, nursing or taking any medications, consult your doctor before use.

Keep out of reach of children.

Do not use if seal under cap is broken or missing.

Formulation Notes

No Artificial Color, Flavor or Sweetener, No Preservatives, No Sugar, No Starch, No Milk, No Lactose, No Soy, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

Additional Information

Item # 166 B161 02B

Use as part of a healthy aging program

Store in a cool, dry place.

GUARANTEED QUALITY LABORATORY TESTED

Metadata

Product Details

UPC / SKU0 74312 10166 3
DSLD Entry Date2012-08-24
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
DSLD ID12252
Data Updated2026-04-11
Research

Research Evidence

80
Research Sources
49
Avg Quality
43
Rct
14
Clinical Trial
11
Systematic Review
9
Meta Analysis
2
Regulatory Source
A Propionyl-L-carnitine for intermittent claudication
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Carnitine supplements for people with chronic kidney disease requiring dialysis
Systematic Review The Cochrane database of systematic reviews 2022 PubMed DOI
A Acetyl-L-carnitine for patients with hepatic encephalopathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Acetyl-L-carnitine for the treatment of diabetic peripheral neuropathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2012 PubMed DOI
B L-carnitine for cognitive enhancement in people without cognitive impairment
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2010 PubMed DOI
B Systematic Review and Meta-analysis on Effect of Carnitine, Coenzyme Q10 and Selenium on Pregnancy and Semen Parameters in Couples With Idiopathic Male Infertility
Meta Analysis Urology 2022 PubMed DOI
B Effects of Carnitine and Coenzyme Q10 on Sperm Quality and Pregnancy Rates in Men with Unexplained Infertility: A Systematic Review and Network Meta-Analysis
Systematic Review Reproductive sciences (Thousand Oaks, Calif.) 2025 PubMed DOI
B Efficacy and Effectiveness of Carnitine Supplementation for Cancer-Related Fatigue: A Systematic Literature Review and Meta-Analysis
Meta Analysis Nutrients 2017 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.