Name: China Supplier High Quality Best Price L(-)-Carnitine Hydrochloride CAS 6645-46-1
Brand: Wuhan Fortuna Chemical Co., Ltd.

Specifications of L(-)-Carnitine Hydrochloride CAS 6645-46-1

Items	Specification	Result
Assay(HPLC)	98.0%-102.0%	99.34%
Appearance	White crystals or crystalline powder	White crystalline powder
PH	2.5-2.9	2.53
Loss on drying	≤0.5%	0.16%
Heavy metals	≤10ppm	<10ppm
Residue on ignition	≤0.5%	0.05%

Parameters of L(-)-Carnitine Hydrochloride CAS 6645-46-1

Product parameters
Cas number:	6645-46-1
Appearance:	White crystals or crystalline powder
Purity:	98%-102%
Package details:	25kg/drum
Brand:	Fortunachem

L(-)-Carnitine hydrochloride is a specific, stable form of the naturally occurring amino acid derivative L-Carnitine. The "hydrochloride" (HCl) part indicates it is a salt form, which makes it more stable, soluble, and suitable for use in dietary supplements and certain medical applications.

In simple terms, it's the most common supplemental form of L-Carnitine, a crucial nutrient that acts like a shuttle system for fatty acids within your cells.

Breaking Down the Name

L-Carnitine: This is the biologically active form of carnitine. "L" refers to its specific three-dimensional structure (its isomer), which is the only form the human body can use. The "D" form is inactive and can even interfere with the natural L-form.
(-)-: This is an older notation that also refers to the molecule's specific rotation of light, confirming it is the natural, active "L" isomer. In modern contexts, it's often just called L-Carnitine.
Hydrochloride (HCl): This means the molecule is bound to a hydrochloric acid molecule. This process creates a salt (L-Carnitine HCl), which is highly soluble in water, has a long shelf-life, and is well-absorbed by the body. It's also the reason this form has a slightly sour taste.

Key Functions and Role in the Body

L-Carnitine's primary and most critical role is in energy production:

Fatty Acid Transport (Its Main Job): L-Carnitine's essential function is to transport long-chain fatty acids into the mitochondria—the "power plants" of the cell. Without sufficient L-Carnitine, these fats cannot enter the mitochondria to be burned for energy.

Energy Production: By shuttling fatty acids, it enables the body to use fat as a primary fuel source, especially during exercise and between meals. This is vital for sustained energy, particularly for the heart and muscles.

Metabolic Health: It helps prevent the buildup of fatty acids in the cytoplasm of cells, which can be harmful. It also plays a role in removing toxic compounds from the mitochondria.

Exercise Performance & Recovery: By facilitating fat burning, it may help conserve glycogen stores. It is also studied for its potential to reduce muscle soreness and improve recovery by improving blood flow and reducing oxidative stress.

Heart and Brain Health: The heart muscle gets about 60-70% of its energy from burning fats, making L-Carnitine absolutely critical for cardiac function. The brain can also use certain fats for energy, especially after injury.

Natural Sources and Production

The body can synthesize L-Carnitine in the liver and kidneys from the amino acids lysine and methionine, but this process requires adequate levels of Vitamin C, Iron, Vitamin B6, and Niacin.

It is also obtained through the diet, primarily from:

Red meat (especially beef and lamb)
Poultry (chicken)
Fish (cod and salmon)
Dairy products (milk)

Plant-based foods contain very little carnitine, making supplementation a consideration for some vegans and vegetarians.

Why the Hydrochloride (HCl) Form?

The HCl form is preferred in supplements for several reasons:

High Bioavailability: It is efficiently absorbed in the intestines.
Stability: It has a long shelf-life and doesn't break down easily.
Solubility: It dissolves easily in water, making it suitable for liquid and capsule formulations.
Cost-Effectiveness: It is the most economical form to manufacture.

Note: Another common form is Acetyl-L-Carnitine (ALCAR), which is L-Carnitine bonded to an acetyl group. ALCAR is particularly popular for its potential cognitive and neurological benefits, as it can cross the blood-brain barrier more easily.

Clinical and Supplemental Use

Primary Carnitine Deficiency: This is a rare genetic disorder where the body cannot transport carnitine into cells. It is a serious medical condition treated with high doses of prescription L-Carnitine (often the HCl form).
Secondary Deficiency: Can occur in conditions like kidney disease (especially dialysis), certain liver diseases, or with some medications (e.g., valproic acid). Supplementation is used under medical supervision.
General Supplementation: Widely used by athletes and the general public for its potential benefits in:
Supporting exercise performance and recovery
Aiding fat loss (as part of a healthy diet and exercise regimen)
Supporting energy levels

Summary Table

Aspect	Description
Common Name	L-Carnitine HCl
What it is	The stable, salt form of the essential nutrient L-Carnitine.
Primary Role	To act as a shuttle, transporting long-chain fatty acids into the mitochondria to be burned for energy.
Key Benefit	Cellular Energy Production, especially for the heart and muscles.
Common Uses	Dietary supplements, medical treatment for deficiency, supporting exercise performance and recovery.
Compared to T3	While T3 (the thyroid hormone) sets the body's overall metabolic rate, L-Carnitine provides the essential mechanism to burn fat for energy at that rate.

In conclusion, L(-)-Carnitine hydrochloride is the workhorse supplemental form of a vital molecule that is fundamental to your body's ability to convert dietary fat into usable energy.