OP Labs L-Carnitine 10ml research solution in glass vial
OP Labs L-Carnitine 10ml research solution in glass vial
quality consistency 99% purity shipped from freezer 24 month shelf life
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£8.33 with offer

L-Carnitine 10ml

£11.90

L-Carnitine is a well-characterised small-molecule compound used in biochemical and cellular research to investigate fatty acid transport, mitochondrial metabolism, and acyl-group transfer processes in experimental systems.

  • OP Labs formerly Oxford Peptides
  • Batch manufactured to specification
  • CAS Number: 541-15-1
  • Molecular Formula: C₇H₁₅NO₃
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(76 customer reviews)

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ALL ARTICLES AND PRODUCT INFORMATION PROVIDED ON THIS WEBSITE ARE FOR INFORMATIONAL AND EDUCATIONAL PURPOSES ONLY.

The products offered on this website are furnished for in-vitro studies only. In-vitro studies are performed outside of the body. These products are not medicines or drugs and have not been approved to prevent, treat or cure any medical condition, ailment or disease. Bodily introduction of any kind into humans or animals is strictly forbidden.

  • OP Labs formerly Oxford Peptides
  • Batch manufactured to defined specification
  • Store in a cool dark place
  • Sold for research purposes only
  • Contact us for Wholesale Orders

Download COA here: L-Carnitine_COA.pdf
Please note: if you have a different Batch ID, please contact us for the latest COA.

L-Carnitine

Synonyms / Designations: L-Carnitine, Levocarnitine, (R)-3-hydroxy-4-(trimethylazaniumyl)butanoate
CAS Number: 541-15-1
Molecular Formula: C7H15NO3
Molecular Weight: 161.20 g/mol
Chemical Classification: Naturally occurring quaternary ammonium compound; zwitterionic small molecule
Purity: Manufactured to ≥ 99 % chemical purity (typical, specification-based)
Appearance: Clear liquid.
Pack Size: 10ml
Storage: Store in a cool dark place. Discard 30 DAYS after opening.

Description & Mechanism

L-Carnitine is a naturally occurring small molecule involved in mitochondrial fatty acid metabolism. In biochemical and cellular research systems, L-Carnitine functions as a carrier molecule facilitating the transport of long-chain fatty acids across the inner mitochondrial membrane via the carnitine shuttle mechanism.

Within experimental models, L-Carnitine participates in reversible esterification reactions with acyl-CoA derivatives, forming acylcarnitines that are translocated into the mitochondrial matrix for β-oxidation. This process is central to studies of cellular energy metabolism, mitochondrial function, and lipid handling under controlled laboratory conditions.

L-Carnitine is widely used as a reference compound in metabolic research due to its well-characterised chemical structure, stability, and conserved biochemical role across species.

Applications in Research

  • As a molecular tool for studying mitochondrial fatty acid transport mechanisms
  • Investigation of cellular energy metabolism and β-oxidation pathways
  • Use as a reference compound in metabolic, enzymatic, and transporter assays
  • In vitro and ex vivo studies examining acylcarnitine formation and turnover

Handling & Stability

  • Store in a cool dark place. Discard 30 DAYS after opening.
  • Shelf life: 36 MONTHS from production

Specifications Summary

Purity: ≥ 99 %
Appearance: Clear liquid
Molecular Weight: 161.20 g/mol
Chemical Type: Quaternary ammonium compound
Solubility: Water
Storage: Store in a cool dark place. Discard 30 DAYS after opening
Pack Size: 10ml

Precautions & Notes

  • Experimental behaviour of L-Carnitine may depend on concentration, cellular model, and metabolic state
  • Ionic strength and pH of assay buffers may influence transport and binding interactions
  • Appropriate controls are recommended to distinguish specific metabolic effects from osmotic or ionic effects
  • Intended strictly for laboratory research use; not for human or veterinary application

References

Bremer J. Carnitine—metabolism and functions. Physiological Reviews, 1983.
https://pubmed.ncbi.nlm.nih.gov/6361812/

McGarry J.D., Brown N.F. The mitochondrial carnitine palmitoyltransferase system. European Journal of Biochemistry, 1997.
https://pubmed.ncbi.nlm.nih.gov/9063439/

Hoppel C. The role of carnitine in normal and altered fatty acid metabolism. American Journal of Kidney Diseases, 2003.
https://pubmed.ncbi.nlm.nih.gov/12751049/

NIH PubChem. L-Carnitine. CID 10917.
https://pubchem.ncbi.nlm.nih.gov/compound/10917

Keywords: L-Carnitine, Levocarnitine, Carnitine Shuttle, Mitochondrial Metabolism, Fatty Acid Transport

76 reviews for L-Carnitine 10ml

  1. Robert Irvine (verified owner) –

    Great product and a great price too will be reordering from them again

  2. Mark France (verified owner) –

  3. Mark France (verified owner) –

  4. kouassi n. (verified owner) –

    Great quality and fast delivery as usual!

  5. Daniel Corbett (verified owner) –

    Brilliant supplement and outstanding service from OpLabs

  6. Joshua –

    A+++

  7. Richard –

    Amazing

  8. Anonymous –

    Fast deliver, reasonable price and good product

  9. Ian M. –

    Great service

  10. Tom –

  11. Jason Monks –

    Bigger vials please

  12. Anonymous –

    All good so far

  13. Jarnail singh –

    Excellent

  14. Gareth H. –

  15. James B. –

    Great service, great comms, quick delivery

  16. Michelle S. –

    Brilliant product very effective

  17. Fred E. –

    Never recieved

  18. Lee P. –

    Amazing peptide company

  19. Anonymous –

    10/10 definitely will continue to buy from this site! Plus fast deliveries!

  20. william –

    Great price

  21. Steve J. –

    Really quick delivery, good prices and has the desired effect. Have bought other items from Oxford peptides and always a good experience.

  22. Matt –

  23. James –

    Bought this to take before the gym for added fat loss, fingers crossed it will work

  24. Daniel C. –

    Love this product and the quality from Oxford peptides is number 1

  25. Steven Costa –

  26. Jonathan Williams –

  27. Darren E Bell –

  28. Leon Galbraith –

  29. Sylvia –

  30. Anonymous –

    Very quick delivery and very good product

  31. Toni C. –

    works well and fast shipping

  32. Anonymous –

    Amazing for fat loss and energy

  33. Alex B. –

    Perfect

  34. Nichelle C. –

    The best L-carnitine on the block. This one is a staple one of my must have aminos

  35. Mate Janos Andrasi –

    500 mg/ml, no PIP! Love it

  36. Anonymous –

    Works very well.

  37. Steven C. –

    Excellent service and product

  38. Callum –

  39. KEVIN C. –

    Super fast postage and great products

  40. Jonathan Lee –

  41. chen yu tsang –

    Good quality mix, less pip than other brands

  42. Sebastian Schreiber –

    Very disappointed, previously used difrent l carnitine wchich make me sweat at the gym at dosage of 800mg . Oxford peptide doesn’t work at 5ml 2500mg IM injection at all

  43. Steven D. –

    Excellent service and very quick delivery 5*

  44. Rabi –

    Good product, brilliant value for money, rapid dispatch. Recommended Company.

  45. Andrew Walker –

  46. Nichelle C. –

    My new fav amino acid.

  47. D J HAY –

    Fantastic price and it’s certainly living up to expectations, highly recommended, will be purchasing these again.

  48. Simon –

    Is really hard to find properly dosed Carnitine at an affordable price. Will be buying again from here, does exactly as it should and is affordable to run for a decent amount of time. Very much appreciated!

  49. Wulfric W. –

    Amazing stuff, cheap and effective.

  50. Tiffany –

  51. Linden Lonsdale –

    Same experience as always every order is the same . quality products with fast delivery and great value

  52. Joshua Manapat Joshua Manapat –

    great as a 1 hour before gym energy boost

  53. Stuart –

    Great price.

  54. Amr –

    Authentic

  55. Will Smith –

  56. Raha A. –

  57. Simon Pygall –

    Excellent product…great value

  58. Leon Galbraith –

  59. Anonymous –

    So easy to order, extremely quick despatch and delivery. Thank you!

  60. Andreas Zenonos –

  61. Sean T. –

    Fast delivery fantastic product good price will buy again

  62. Amr –

  63. Catherine –

    Quick delivery and great quality product!

  64. Chris P. –

    Undecided on this…lots of praise online for it, just not sure I’m feeling any benefits – and a daily needle üôà

  65. Tom –

  66. Pete Robinson –

    Great value, fast delivery

  67. Anonymous –

  68. GARRY BLACKSTONE –

    Very good pre workout

  69. Mat –

    Really good customer service and products

  70. Garry –

    Really, really good price

  71. Natalia Komarnicka –

  72. Joe –

  73. John OMahony –

    Arrived on time. All good.

  74. Tim K. –

  75. Mark France –

    I believe it is a great product. Looking forward to try.

  76. Ioan Vidroiu –

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