L-Carnitine 500 mg

Suggested Use

Directions: As a dietary supplement; take one capsule daily. For maximum support; take as directed every day.

• 

  GNC L-Carnitine

  GNC3.7(435)

  $39.99
• 

  Beyond Raw Chemistry Labs L-Carnitine

  GNC4.6(61)

  $24.99
• 

  GNC Acetyl-L-Carnitine 500mg

  GNC4.7(11)

  $25.99
• 

  GNC Total Lean Liquid L-Carnitine

  GNC4.1(29)

  $34.99
• 

  GNC Acetyl-L-Carnitine Alpha- Lipoic Acid

  GNC4.5(17)

  $29.99
• 

  NutraBio L-Carnitine

  GNC4.8(161)

  $29.99
• 

  GNC Total Lean L-Carnitine 1000 Mg 60 Tablets

  GNC4.6(44)

  $29.99
• 

  GNC Total Lean Cla + Carnitine Berry Sorbet 13.12 Oz. 60 Servings

  GNC4.5(30)

  $34.99

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• The Vitamin Shoppe

  4.4 (104)

  Vitamin & supplements store

  2460 Market St NE #701, Washington, DC 20018

  Directions(202) 269-0809

• GNC

  4.6 (164)

  Vitamin & supplements store

  3500 East-West Hwy, Hyattsville, MD 20782

  Directions(301) 853-2566

• Herbalife Nutrition Club MD

  4.8 (57)

  Vitamin & supplements store

  1425 University Blvd E #255, Hyattsville, MD 20783

  Directions(240) 381-3454

• e-NutritionStore.com

  5.0 (10)

  Vitamin & supplements store

  6010 Meadowridge Center Dr K, Elkridge, MD 21075

  Directions(443) 483-3340

• The Vitamin Shoppe

  4.4 (158)

  Vitamin & supplements store

  9101 Alaking Ct Suite 100, Capitol Heights, MD 20743

  Directions(301) 336-1450

• GNC

  3.6 (38)

  Vitamin & supplements store

  9339 Annapolis Rd, Lanham, MD 20706

  Directions(301) 731-0190

• The Vitamin Shoppe

  4.4 (72)

  Vitamin & supplements store

  10 University Blvd W, Silver Spring, MD 20901

  Directions(301) 593-0595

• GNC

  3.8 (33)

  Vitamin & supplements store

  13600 Baltimore Ave Spc #102, Laurel, MD 20707

  Directions(301) 604-0040

• Characterization of TMAO productivity from carnitine challenge facilitates personalized nutrition and microbiome signatures discovery

  WK Wu, S Panyod, PY Liu, CC Chen, HL Kao… - Microbiome, 2020 - Springer

  … A total of 56 healthy volunteers, comprising 33 omnivores and 23 vegetarians, were recruited to receive 500 mg of oral supplementation of carnitine fumarate (GNC™) daily (equals to 2–…

  202069 citations

• Gut microbes with the gbu genes determine TMAO production from L-carnitine intake and serve as a biomarker for precision nutrition

  WK Wu, YL Lo, JY Chiu, CL Hsu, IH Lo, S Panyod… - Gut …, 2025 - Taylor & Francis

  … three separate cohorts, comprising healthy adults and cardiovascular patients ( Figure 1d ). … The participants in HC1 had daily L-carnitine supplementation (500 mg/tablet, GNC®) for 1 …

  202519 citations

• The effect of oral L‐carnitine supplementation on the lipid profiles of hyperlipidaemic children

  B Güneş, S Songül Yalçin, HS Kalkanoğlu… - Acta …, 2005 - Wiley Online Library

  … of carnitine to be given as supplement was decided as 100 mg/kg/d, divided into two doses per day, with a maximum of 2 g/d (L-carnitine capsule 500 mg® GNC [General Nutrition Corp]…

  20058 citations

• Gut Microbes with the Gbu Gene Cluster Determine Tmao Production from L-Carnitine Intake and Serve as Biomarkers for Precision Nutrition

  WK Wu, YL Lo, JY Chiu, CL Hsu, I Lo, S Panyod… - papers.ssrn.com

  … The participants in HC1 had daily L-carnitine supplementation (500 mg/tablet, GNC®) for one 173 … cohorts, comprising healthy adults and cardiovascular patients (figure 1D). 279 …

• L-carnitine in the treatment of psychiatric and neurological manifestations: a systematic review

  W Wang, D Pan, Q Liu, X Chen, S Wang - Nutrients, 2024 - mdpi.com

  … : L-carnitine (LC), a vital nutritional supplement, plays a crucial role in myocardial health and … This review summarizes two studies on the effect of L-carnitine supplementation on MD …

  202434 citations

• Combined Effects of L-Carnitine Supplementation and Exercise on the Body Composition, Serum Lipids and Adiponectin in the High School Obese Female Students

  WB Shin, DY Seo, YH Baek - 생명과학회지, 2010 - dbpia.co.kr

  … combined effects of L-carnitine supplementation and exercise … groups; exercise and L-carnitine supplementation group (ELG: n=5)… weight and metabolic health risk in american men and …

  20103 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-06-23. DSLD Label ID: 74441. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.