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L-Carnitine Tartrate Powder
Assay:99%
Appearance: White powder
CAS: 36687-82-8
Molecular Formula:C11H18NO8
Molecular Weight: 292.2631
Two Factories & Three production lines
GMP standard workshop & two independent laboratories
FDA Cert.
Certifications: Halal,ISO9001,PAHS Free,NON-GMO,KOSHER,SC
Overseas warehouse(NJ,USA)
Delivery term: DHL, FEDEX, Air freight,Sea freight
Provide Free Sample
MOQ: 1KG
Not for Private Person Sale
Description
L-Carnitine Tartrate Powder Supplier:
Guanjie focuses on L-Carnitine Tartrate producing and trading for 20 years. With a high assay of 99% and a pure white powder appearance. Its CAS number is 36687-82-8, a molecular formula is C11H18NO8, and a molecular weight is 292.2631. We has a strong research and development team and our own factories, ensuring the highest quality and consistency of our products. We are committed to providing customers with premium L-Carnitine Tartrate bulk Powder and excellent customer service.

Why Choose Guanjie?
● Two independent factories and three production line.
● Professional research team and have own labs
● Provide the third party testing.
● Have strong Collaborators:Northwestern University and Chinese Academy of Sciences research center.
COA
Item | Specification | Result | Method |
Assay | |||
L-Carnitine | 68.2±1.0% | 68.21% | |
Tartrate Acid | 31.8±1.0% | 31.79% | |
Organoleptic Data | |||
Appearance | Powder | Conform | GJ-QCS-1008 |
Color | White | Conform | GB/T 5492-2008 |
Odor | Characteristic | Conform | GB/T 5492-2008 |
Taste | Characteristic | Conform | GB/T 5492-2008 |
Physical Characteristics | |||
Specific Rotation | -11.0 o ~ -9.5 o | Conform | Visual |
Loss on drying | <0.5% | 0.44% | GB/T 14769-1993 |
Ash Content | <0.5% | 0.21% | AOAC 942.05, 18th |
Heavy Metals | |||
Total Heavy Metals | <10 ppm | Conform | USP <231>, method II |
As | <2.0 ppm | Conform | AOAC 986.15, 18th |
Lead | <2.0 ppm | Conform | AOAC 986.15, 18th |
Mercury | <0.5 ppm | Conform | AOAC 971.21, 18th |
Microbiology | |||
Total Plate Count | <1,000cfu/g | 56cfu/g | AOAC 990.12, 18th |
Total Yeast & Mold | <100cfu/g | 11cfu/g | FDA (BAM) Chapter 18, 8th Ed. |
E. Coli | Negative | Negative | AOAC 997.11, 18th |
Salmonella | Negative | Negative | FDA (BAM) Chapter 5, 8th Ed. |
Production Process:
The production of L-Carnitine Tartrate Powder requires a high degree of precision and quality control to ensure the final product is consistent and effective. These are steps.
1. Synthesis of L-Carnitine:
There are several methods to synthesize L-Carnitine, but the most common method is through the acid-catalyzed condensation of the amino acids lysine and methionine. The reaction is typically carried out in a solvent such as water or ethanol, and the resulting L-Carnitine is then purified through filtration, chromatography or crystallization.
2. Synthesis of Tartrate Acid:
Tartrate acid is typically derived from grape juice or other fruit sources. The acid is extracted from the fruit and purified through filtration or crystallization.
3. Combination of L-Carnitine and Tartrate Acid:
The L-Carnitine and tartrate acid are then combined in a specific ratio and stirred until fully dissolved. The resulting solution is typically filtered to remove any impurities.
4. Drying and Packaging:
The L-Carnitine Tartrate solution is then spray-dried to form a powder. The powder is then packaged into containers and sealed for shipment.
Chemical Structure:

Molecular weight:
The molecular weight is 292.24 g/mol.
Solubility and stability:
It is highly soluble in water, making it easy to incorporate into various formulations. It is stable when stored in dry, cool, and well-ventilated conditions away from light, heat, and moisture.
Main sources
L-Carnitine Tartrate Powder can be sourced from a variety of sources, including:
● Meat:
Red meat, poultry, and fish are all rich sources. Beef and pork are the highest sources, with about 81-162g per 3.5 ounces.
● Dairy products:
Milk, cheese, and yogurt are also sources. 1 cup of milk contains around 8mg.
● Vegetables:
Some vegetables like artichokes, broccoli, asparagus, and Brussels sprouts also contain a small amount.
● Supplements:
It is also available as a dietary supplement in powder and capsule form.
● Energy drinks:
Some brands of energy drinks also contain L-Carnitine Tartrate.
Application:
It has various applications in the food, nutraceutical, and pharmaceutical industries. Some of its uses include:
● Sports nutrition:
It is commonly used as a dietary supplement in sports nutrition products due to its ability to enhance athletic performance and support muscle recovery.
● Weight loss supplements:
It is often included in weight loss supplements due to its ability to increase metabolism and facilitate fat burning.
● Pharmaceutical industry:
It is used as an active ingredient in various pharmaceutical products, including those for the treatment of cardiovascular diseases.
● Food industry:
It is used as a food additive in various products, including infant formula, dairy products, and meat products, to improve their nutritional value.
Dosage:
The recommended dosage of L-Carnitine Tartrate Powder for adults is typically 1-2 grams per day, taken in divided doses.
Possible side effects and interactions:
It is generally safe and well-tolerated by most individuals. However, in rare cases, some people may experience side effects such as nausea, vomiting, diarrhea, or mild gastrointestinal discomfort.
Safety considerations for specific populations:
Pregnant or breastfeeding women should avoid taking L-Carnitine Tartrate Powder due to limited safety data. People with kidney or liver disease should avoid it , as it may worsen their condition. People with low blood pressure, seizures, or a history of allergies should be attention.
Factory&Team:

Certification

Package & Shipment

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