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Glycine Propionyl-L-Carnitine HCl GPLC 840 mg

product on market Capsule Swanson Ultra Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Glycine Propionyl-L-Carnitine is researched for its potential to support cognitive function and mitochondrial energy production. Evidence for these effects is generally limited to small-scale studies or animal models. The ingredients are typically well-tolerated, though clinical data on long-term efficacy remains sparse.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Glycine Propionyl-L-Carnitine HCl GPLC 840 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Veggie Capsule(s)
Serving Size
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 500.0mg (861 products) 61 studies (A:4, B:13)
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)
Glycine
176 mg

Other Ingredients

Hypromellose Microcrystalline Cellulose May contain one or both of the following
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, take one veggie capsule one to two times per day with water on an empty stomach. Do not take before bedtime.

Warnings & Precautions

Do not use if seal is broken.

Keep out of reach of children.

Formulation Notes

V Vegetarian Formula

Additional Information

The most advanced nutrition technology

Veg caps

Heart-healthy Carnitine

Super high-absorption

V Vegetarian Formula

Store in a cool, dry place.

To reorder, call toll free 1-800-437-4148 or visit our website at www.swansonvitamins.com

SWU1008 Rev 0 10 03 17

Metadata

Product Details

UPC / SKU0 87614 21008 7
DSLD Entry Date2018-05-24
Product TypeOther Combinations
FormCapsule
BrandSwanson Ultra
DSLD ID175928
Data Updated2026-04-11
Research

Research Evidence

80
Research Sources
49
Avg Quality
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 PubMed DOI
A Carnitine supplements for people with chronic kidney disease requiring dialysis
Systematic Review The Cochrane database of systematic reviews 2022 PubMed DOI
A Acetyl-L-carnitine for patients with hepatic encephalopathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Acetyl-L-carnitine for the treatment of diabetic peripheral neuropathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2012 PubMed DOI
B L-carnitine for cognitive enhancement in people without cognitive impairment
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2010 PubMed DOI
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 PubMed DOI
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 PubMed DOI
B Efficacy and Effectiveness of Carnitine Supplementation for Cancer-Related Fatigue: A Systematic Literature Review and Meta-Analysis
Meta Analysis Nutrients 2017 PubMed DOI
View all evidence for Carnitine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.