🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

1 Tbsp Serving Size
31 Servings
Amino acid/Protein Product Type
25% Evidence Coverage

Supplement Facts — Evidence Check

Calories
15 {Calories}
Total Carbohydrates
4 g (1% DV)
10 mg (100% DV)
✅ 2.0× RDA — within safe limits 📚 1 studies — no high-quality reviews
RDA 5mg This product: 10mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 1500mg

Other Ingredients

Vegetable Glycerin Sorbitol purified Water Citric Acid Natural Flavors Potassium Sorbate Sodium Benzoate

Label Claims — Verification

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

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

DIRECTIONS: For adults, take one (1) tablespoon (15 mL) two times daily. If you experience stomach sensitivity, take with meals.

SHAKE WELL BEFORE USING.

⚠️ Warnings & Precautions

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

Not intended for use by persons under the age of 18. Keep out of reach of children.

Do not use if outer seal is broken or missing.

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

🧪 Formulation Notes

Muscle contains the highest concentration of Carnitine in the body, which makes it important for bodybuilders and athletes.*

VEGETARIAN DIETARY SUPPLEMENT

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

200% MORE L-CARNITINE THAN THE LEADING COMPETITOR

Additional Information

Store unopened container at room temperature. Refrigerate after opening.

Per tablespoon

PROD. # 36225 B36225 02B

PRECISION ENGINEERED(R) HARDCORE SERIES

• FAST ACTING LIQUID • PROMOTES MUSCULAR ENERGY* • ASSISTS FAT METABOLISM* • FREE FORM

Carnitine assists in the breakdown of energy stores in cells.* Carnitine plays an essential role in making fat available for muscle tissue - promoting muscular energy.*

Precision Engineered has pioneered the manufacture of premium sports nutrition supplements. Our commitment to quality is the highest in our industry. Every product undergoes rigorous analysis for purity, potency, safety and freshness. We guarantee it.

QA QUALITY ASSURED

Product Details

UPC / SKU 7 66443 36225 8
DSLD Entry Date 2013-06-25
Product Type Amino acid/Protein
Form Liquid
DSLD ID 21450
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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