L-Carnitine 500 mg

L-Carnitine 500 mg

Jarrow Formulas4.7 (17 ratings)
Format:Capsule Quantity: 100 Veggie Licap(s) · 100 servings
Goals
$27.67 $0.27 per serving

Product analysis

54 out of 100

L-Carnitine 500 mg offers a reasonably priced, single-ingredient option with mixed support for some blood-fat measures. Its undisclosed form makes comparisons with other carnitine preparations harder.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality20

The carnitine form is not disclosed, leaving its quality uncertain. The ingredient name alone does not establish how well the body absorbs the preparation.

Ingredient Transparency63

The carnitine amount is stated, making servings easy to compare. Its form is undisclosed, limiting a more detailed comparison.

Value For Money80

The price is favorable for the declared amount of carnitine. That makes it a reasonably priced option for someone specifically seeking this ingredient.

Customer Satisfaction70

The small group of customers who rated it gave positive feedback. So few responses leave the wider pattern of satisfaction uncertain.

Product Focus63

The formula focuses on carnitine for heart support. Findings mainly concern blood-fat measures and are mixed, with little basis for expecting broader heart benefits.

Format
Capsule
Container
100 Veggie Licap(s)
Per serving
$0.27
Customer rating
4.7 · 17 ratings
Report analysis

Goals

Cardiovascular Support
Impact
Moderate effect
B+ Ingredient FitF PathwaysC EvidenceA+ Formulation Logic
L-Carnitine · 500 mg
Study evidence

Ingredients

IngredientAmount per servingScore
L-Carnitine
500 mg 52
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
L-Carnitine · 500 mg OverallScore52
F Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyB+ Value
The serving lists 500 mg of L-carnitine, with a fairly low cost per gram of stated carnitine. The source amount and active yield are not explicitly linked. No carnitine brand is named in the available details.
How this ingredient is rated

Active Ingredient Quality & Bioavailability12

The precise chemical form is unclear in the available details. No named carnitine brand or purity grade is available.
Chemical Form and Goal Alignment
The precise chemical form is unclear in the available details.
Branded Material and Purity Standards
No named carnitine brand or purity grade is available.

Dose, Safety & Label Transparency78

The stated carnitine amount is 500 mg per serving. An active amount is listed, but the corresponding source compound amount is not available.
Elemental L-Carnitine Dosage
The stated carnitine amount is 500 mg per serving.
Elemental Yield Disclosure
An active amount is listed, but the corresponding source compound amount is not available.

Value80

The cost per gram of stated carnitine is fairly low.
Price per Gram of Elemental L-Carnitine
The cost per gram of stated carnitine is fairly low.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. L-Carnitine supplementation reduces oxidized LDL cholesterol in patients with diabetes.
    Malaguarnera M; Vacante M; Avitabile T; Malaguarnera M; Cammalleri L; Motta M · The American journal of clinical nutrition · 2009
    Randomized trial81 participantsCardiovascular Support forL-Carnitine
  2. L-Carnitine's Effect on the Biomarkers of Metabolic Syndrome: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Choi M; Park S; Lee M · Nutrients · 2021
    Meta-analysis9 studies pooledCardiovascular Support forL-Carnitine
  3. The Effects of L-Carnitine Supplementation on Weight Loss, Glycemic Control, and Cardiovascular Risk Factors in Patients With Type 2 Diabetes: A Systematic Review and Dose-response Meta-Analysis of Randomized Controlled Trials.
    Mirrafiei A; Jayedi A; Shab-Bidar S · Clinical therapeutics · 2024
    Meta-analysis2,041 participants21 studies pooledCardiovascular Support forL-Carnitine
  4. The Effects of L-Carnitine on Echocardiographic Changes in Patients With β-Thalassemia Major and Intermedia.
    Shahidi M; Hashemi SR; Fattahi N; Roshani D; Vahedi S; Sharifi P; Moradveisi B · Journal of pediatric hematology/oncology · 2020
    Randomized trial60 participantsCardiovascular Support forL-Carnitine
  5. Efficacy and tolerability of combined treatment with L-carnitine and simvastatin in lowering lipoprotein(a) serum levels in patients with type 2 diabetes mellitus.
    Solfrizzi V; Capurso C; Colacicco AM; D'Introno A; Fontana C; Capurso SA; Torres F; Gadaleta AM; Koverech A; Capurso A; Panza F · Atherosclerosis · 2007
    Randomized trial52 participantsCardiovascular Support forL-Carnitine