🟢 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 Gram(s) Serving Size
500 Servings
Non-Nutrient/Non-Botanical Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 1000mg

Other Ingredients

Absolutely None

Label Claims — Verification

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) Kosher No Allergies Gluten Free

Product Information

📋 Directions for Use

1 Serving - Mixed with 8-16 oz. -Favorite Beverage - 1-3x daily - Empty stomach

Suggested Use: As a dietary supplement, take 1 serving (1000mg) 1 to 3 times per day preferably on an empty stomach, or as directed by your physician. May be hygroscopic and may clump during storage which will not affect the quality of the product.

⚠️ Warnings & Precautions

If you are pregnant, breastfeeding, have known medical conditions (including kidney or liver disease) or are taking prescription or OTC medication(s) consult with your health care practitioner before using this product.

Warning: No intended for the use by persons under the age of 18. Keep out of the reach of children.

🧪 Formulation Notes

Free of Harmful Impurities

Vegetarian

No fillers - No excipients - No additives

Allergen Free - Non-GMO - Gluten Free - BSE/TSE Free

Vegetarian

Hypoallergenic

Zero Fillers or Excipients Inferior Ingredients Banned Substances - Added Sugars Proprietary Blends Hidden Ingredients

Non-GMO, Gluten Free & BSE/TSE Free. No added sugars, salt, preservatives, salicylates, or artificial color, flavor or fragrance.

Kosher

Additional Information

Pharmaceuticals Grade - HPLC Lab Tested for Potency

Store in a cool dry place

Serving Scoop Included (May settle to the bottom during shipping)

NutraBio Since 1996

Manufactured in a GMP & FDA Inspected Facility

True Label Full Label Disclosure

OU

Powder

23221-006 B20230-002

Product Details

UPC / SKU 6 49908 23221 4
DSLD Entry Date 2015-09-25
Product Type Non-Nutrient/Non-Botanical
Form Powder
Brand NutraBio
DSLD ID 50849
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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