L-carnitine Fumarate Powder supplier CAS 90471-79-7

CAS: 90471-79-7

MF: C11H19NO7

MW: 277.27

EINECS: 291-749-4

Specification: 99% min L-carnitine Fumarate Powder

Sample: L-carnitine Fumarate Powder Avaliable

Packaging: 1kg/bag, 25kg/drum

Brand: Ausreson

MOQ: 1 kg

Appearance: White powder

Storage: Store at -20°C

Shelf Life: 2 Years

Test Method: HPLC

Last updated: March 2026

L-carnitine Fumarate Powder Usage and Synthesis.

L-carnitine fumarate is very resistant to moisture absorption and can withstand higher relative humidity than L-carnitine tartrate, and fumarate itself is a substrate in the metabolism of living organisms, in the citric acid cycle, and when consumed, it can quickly participate in human metabolism and function as an energy substance.

Why Fumarate is Superior

• The Fatty Acid Shuttle: L-Carnitine is the "bus" that transports long-chain fatty acids across the mitochondrial membrane. In 2026, it is the primary intervention for Nutritional Ketosis and fat-loss optimization.

• The Fumarate Boost: Fumaric acid is a natural component of the Krebs Cycle. By providing this substrate directly, L-Carnitine Fumarate powder helps "turn the wheel" of energy production faster, especially during periods of oxygen deprivation (ischemia).

• Cardiac Tissue Support: The heart derives 70% of its energy from fats. In 2026, this powder is a staple in Cardiovascular Longevity protocols, supporting heart muscle contraction and exercise tolerance in aging populations.

• Metabolic Waste Clearance: It aids in the removal of acetyl-CoA and other metabolic byproducts, reducing muscle soreness and preventing the "heavy legs" feeling after intense 2026 endurance training.

Uses of L-carnitine Fumarate.

L-Carnitine Fumarate is an important nutritional additive whose main function is to promote the oxidation and burning of fatty acids, thus helping people lose weight.

It can directly enter into the fat cells, promote the secretion of adrenaline and insulin, inhibit the activity of anti-lipolytic hormone, promote the decomposition of fat into glycerol and fatty acids, and accelerate the burning of fat.

In addition, L-Carnitine Fumarate can be used as an alternative to L-Carnitine Tartrate with better stability for solid preparations. The main application areas of L-carnitine fumarate include food, beverage, health products, cosmetics and other industries.

Why "Pure Crystalline Fumarate" is the 2026 Quality Standard

1. Superior Stability & Shelf-Life: Unlike L-Carnitine Base, which is highly hygroscopic (absorbs moisture and turns into a liquid), the Fumarate salt is highly stable and free-flowing. In 2026, this makes it the ideal powder for long-term storage and bulk pre-workout mixing.

2. Higher Bio-Efficiency: Because it targets two different parts of the energy pathway simultaneously, users often report higher "perceived energy" levels compared to other carnitine salts at the same dosage.

3. Low-Moisture Micronization: Advanced 2026 processing ensures a fine crystalline texture that dissolves rapidly in water or protein shakes without clumping or leaving a gritty residue.

The 2026 "Performance" Checklist

• ≥ 98% Purity (HPLC Verified): Ensure the powder meets pharmaceutical standards for active L-Carnitine and Fumaric acid content.

• Heavy Metal Screening (Ultra-Low Lead): Essential for 2026 safety compliance, meeting strict Prop 65 and European Food Safety Authority (EFSA) limits.

• Non-GMO & Vegan Sourcing: Verification that the carnitine is produced via microbial fermentation rather than animal-derived processes.

• Allergen-Free & Solvent-Free: Ensuring no residual methanol or ethanol from the crystallization process remains in the final powder.

Frequently Asked Questions

In 2026, we answer: Both. It is the unique "Heart-Fat" hybrid. The Carnitine promotes fat burning, while the Fumarate specifically supports the energy-hungry cells of the heart muscle.

Tartrate is often faster-absorbing and popular for muscle recovery. Fumarate is generally considered superior for sustained energy, heart health, and endurance due to its direct role in the Krebs cycle.

High-purity 2026 L-Carnitine Fumarate powder is nearly odorless. Any strong "fishy" odor in carnitine often indicates low purity or the presence of degradation products like trimethylamine.

For metabolic and athletic support, 2g to 4g daily is the standard. It is best taken in divided doses, ideally 30 minutes before exercise or with a carbohydrate-containing meal to trigger insulin-dependent uptake.

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