L-Carnitine 1000 mg
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 Tablet(s)
Serving Size
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
1000 mg
📊 Market median: 500.0mg (861 products)
📚 60 studies (Tier A: 4, B: 13)
Other Ingredients
Microcrystalline Cellulose
Hydroxypropylcellulose
Stearic Acid
Hypromellose
Vegetable Magnesium Stearate
Silicon Dioxide
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)
Dairy Free
Sugar Free
Product Information
📋 Directions for Use
Directions: As a dietary supplement, take one tablet twice daily on training days. For optimal results, take two tablets 30-60 minutes prior to exercise.
⚠️ Warnings & Precautions
Do not eat freshness packet. Keep in bottle.
Keep out of reach of children.
🧪 Formulation Notes
Clinically studied Clinically shown to impact fatty acid metabolism, protect lean muscles & support recovery
No sugar, no starch, no artificial colors, no artificial flavors, no preservatives, sodium free, no wheat, no corn, no soy, no dairy.
Additional Information
Store in a cool, dry place.
30-day supply
Product Details
UPC / SKU
0 48107 19313 3
DSLD Entry Date
2020-05-22
Product Type
Non-Nutrient/Non-Botanical
Form
Tablet or Pill
Brand
GNC Total Lean
DSLD ID
221076
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
Carnitine supplements for people with chronic kidney disease requiring dialysis
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
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
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