L-Carnitine 500 mg

L-Carnitine 500 mg

Swanson4.7 (4,760 ratings)
Format:Tablet Quantity: 100 Tablet(s) · 100 servings
Goals
$12.09 $0.12 per serving

Product analysis

58 out of 100

L-Carnitine 500 mg offers a simple way to take carnitine at a low cost per gram.

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

Nutrient Quality20

The carnitine and calcium forms are unspecified. Their preparation and absorption cannot be judged confidently.

Ingredient Transparency63

Both listed amounts are disclosed, making serving sizes easier to compare. The forms are not identified.

Value For Money88

Carnitine is inexpensive per gram. The calcium does not have a dependable value comparison to establish an added advantage.

Customer Satisfaction88

Customer feedback is very favorable across thousands of ratings. The broad review base supports the satisfaction pattern without proving cardiovascular benefits.

Product Focus60

The formula centers on carnitine, with calcium also listed. Carnitine participates in fat transport, but that role does not establish routine cardiovascular benefit.

Format
Tablet
Container
100 Tablet(s)
Per serving
$0.12
Customer rating
4.7 · 4,760 ratings
Report analysis

Goals

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

The label records 500 mg L-carnitine, but it does not specify the form. The supplied evidence maps it to triglyceride metabolism, yet its physiological role in fat transport does not prove routine cardiovascular benefit. Calcium is also listed, but its cardiovascular role is not assessed; no other pathway is covered.

How this product is rated for Cardiovascular Support

Ingredient fit66

L-carnitine is the only relevant active, but the product does not name its form; calcium's cardiovascular role is unknown.
Goal fit
One goal-linked ingredient and one off-goal active are listed.
Dose adequacy
The 500 mg serving reaches the lower dose reference, below higher study amounts.

Pathways13

L-carnitine maps to triglyceride metabolism, with no target pathway reaching the breadth threshold.
Depth
Triglyceride metabolism has the strongest, but still partial, support.
Breadth
None of the three target pathways reaches the breadth comparison threshold.

Evidence63

L-carnitine has a limited marker evidence ceiling; a role in fat transport alone does not establish cardiovascular benefit.
Evidence strength
L-carnitine's evidence ceiling is below the strongest ceiling for this goal.
Studied preparation
A studied L-carnitine preparation exists, but this label does not identify the form used here.

Formulation logic100

L-carnitine needs no partner under the supplied evidence, and no conflict trigger is identified.
Partner coverage
No partner ingredient is required for L-carnitine.
Conflicts
The supplied facts show no conflict trigger.
Effective doses
The serving reaches the lower dose range used for comparison.
Study evidence

Ingredients

IngredientAmount per servingScore
Calcium
190 mg
L-Carnitine base
500 mg 76
Adults 18–50 Vegetarian
Report overview
C Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyA+ Value
Each serving supplies 500 mg of L-carnitine, a moderate amount. The whole-product price works out to about $0.24 per gram of L-carnitine.
How this ingredient is rated

Active Ingredient Quality & Bioavailability63

The saved data identify L-carnitine base.
Chemical Form and Goal Alignment
The saved data identify L-carnitine base, a form used for carnitine supplementation.
Branded Material and Purity Standards
No recognized branded-source or pharmaceutical-grade claim is recorded in the saved facts.

Dose, Safety & Label Transparency78

The serving provides 500 mg of L-carnitine; a paired source-compound yield is not established in the saved facts.
Elemental L-Carnitine Dosage
The serving provides 500 mg of L-carnitine, a moderate amount.
Elemental Yield Disclosure
The 500 mg carnitine amount is stated, but no linked source-compound amount is established in the saved facts.

Value100

The whole-product price works out to about $0.24 per gram of L-carnitine.
Price per Gram of Elemental L-Carnitine
Based on the serving price and stated amount, the cost is about $0.24 per gram of L-carnitine.
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