🟢 100/100

This product looks safe

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

Product Label

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Label Data

1 Capsule(s) Serving Size
60 Servings
Amino acid/Protein Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

500 mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 500mg

Other Ingredients

Gelatin Cellulose, Plant Silicon Dioxide Magnesium Stearate

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (88% of products) Nutrient (18% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: Take 1 capsule 1 to 3 times daily with or without meals.

⚠️ Warnings & Precautions

If you have any health condition, are pregnant, breast feeding or taking medication, ask a physician before use.

Keep out of reach of children.

🧪 Formulation Notes

Stimulant free

Additional Information

L-Carnitine: The Science

L-Carnitine is a naturally occurring amino acid that plays an essential role in converting fat into a usable energy source. By enabling the body to use fat as fuel, L-Carnitine supplementation promotes increased metabolism and workout performance.

Key benefits of L-Carnitine: -Promotes fat loss -Helps convert fat into energy -Promotes increased metabolism -Supports increased energy

{American Flag} MADE IN THE USA

RSP(R) Nutrition

Pharmaceutical Grade

Increase endurance Build muscle Burn fat Recover faster

60 servings

Daily value (DV) not established*

Product Details

UPC / SKU 8 52113 00200 2
DSLD Entry Date 2015-08-25
Product Type Amino acid/Protein
Form Capsule
Brand RSP
DSLD ID 49196
Data Updated 2026-04-11

Research Evidence

80 Research Sources
49 Avg Quality Score
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
A Carnitine supplements for people with chronic kidney disease requiring dialysis
Systematic Review The Cochrane database of systematic reviews 2022
A Acetyl-L-carnitine for patients with hepatic encephalopathy
Meta Analysis The Cochrane database of systematic reviews 2019
A Acetyl-L-carnitine for the treatment of diabetic peripheral neuropathy
Meta Analysis The Cochrane database of systematic reviews 2019
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2012
B L-carnitine for cognitive enhancement in people without cognitive impairment
Meta Analysis The Cochrane database of systematic reviews 2017
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2010
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
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
B Efficacy and Effectiveness of Carnitine Supplementation for Cancer-Related Fatigue: A Systematic Literature Review and Meta-Analysis
Meta Analysis Nutrients 2017
View all evidence for Carnitine →

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