L-carnitine
€180.00 – €240.00Price range: €180.00 through €240.00
L-Carnitine is a naturally occurring amino acid derivative that plays an essential role in energy metabolism. It acts as a transporter, shuttling long-chain fatty acids into mitochondria where they are burned for fuel. Supplied as lyophilized powder with ≥98% purity (HPLC-verified).
How It Works
L-Carnitine binds to fatty acids and carries them across the mitochondrial membrane. Without sufficient carnitine, fatty acids cannot enter the mitochondria to be oxidized — meaning your body struggles to use stored fat as energy. Supplementing carnitine supports this transport process.
Research Data
- Fat oxidation: Research shows L-carnitine supplementation increases fatty acid oxidation, helping the body use fat stores more efficiently for energy.
- Exercise recovery: Studies indicate reduced muscle soreness and faster recovery after intense exercise, likely by improving blood flow and reducing metabolic waste buildup.
- Body composition: Meta-analyses suggest modest reductions in body weight (approximately 1.3 kg) and body fat percentage with L-carnitine supplementation versus placebo.
- Energy production: By enhancing mitochondrial fatty acid transport, it supports sustained energy levels, particularly useful during calorie-restricted states.
Research Applications
- Mitochondrial fatty acid transport studies
- Exercise metabolism and recovery research
- Body composition and energy balance models
- Lipid metabolism pathway analysis
Product Specifications
- Purity: ≥98% (HPLC)
- Form: Lyophilized powder
- Solubility: Reconstitute in sterile bacteriostatic water
Storage & Handling
- Store lyophilized powder at -20°C, protected from light and moisture.
- After reconstitution, store at 2-8°C and use within 7 days.
Disclaimer: This product is intended exclusively for laboratory and research purposes. It is not a drug, dietary supplement, or food product. Not for human or veterinary use.
What the Internet Says
This is what online communities discuss. Not medical advice — for laboratory research use only.
Community Buzz
L-Carnitine is called “the fat shuttle” — it carries fatty acids into your mitochondria to be burned for energy. Oral bioavailability is poor (5-18%), so the injectable form has a cult following in bodybuilding and biohacking. The unique benefit nobody else offers: it increases androgen receptor sensitivity — meaning your testosterone works better. Users stack it with TRT for amplified effects from the same dose. The classic protocol: inject 30-60 minutes before fasted cardio to maximize fat transport and burning.
Why People Are Interested
- Directly shuttles fat into your cells’ furnaces. During a calorie deficit, it ensures mobilized fat actually gets burned for energy instead of recirculating.
- Makes testosterone work better. Upregulates androgen receptors — a unique benefit among fat-loss compounds.
- Better recovery, less soreness. Improves blood flow and reduces muscle damage markers after training.
⚠️ Community protocols are experimental. This information is for awareness only.
| Dosage | 1200mg*10vials, 600mg*10vials |
|---|
Shipping & Delivery
All peptide products are shipped directly from our fulfillment center in China.
Delivery Time: 6 to 12 business days worldwide.
Tracking: A tracking number is provided via email once your order has been dispatched.
For any questions regarding your shipment, please contact our support team.
All peptide products are supplied as a lyophilized (freeze-dried) powder in sterile glass vials. Lyophilization preserves the peptide's structural integrity and biological activity during transport and storage. The powder must be reconstituted with an appropriate solvent before use in research protocols.
Recommended Solvent
For most peptide research applications, we recommend using Bacteriostatic Water (BAC) — sterile water containing 0.9% benzyl alcohol as a bacteriostatic agent. BAC water helps maintain sterility after reconstitution and is suitable for multi-dose research protocols.
Order Bacteriostatic Water (BAC) →
Reconstitution Protocol
- Prepare: Clean your work surface and ensure all materials (vial, BAC water, syringes) are handled in a sterile manner.
- Calculate: Determine the desired concentration by dividing the peptide mass (mg) by the volume of BAC water added (mL). For example, adding 2 mL of BAC water to a 5 mg vial yields a concentration of 2.5 mg/mL.
- Reconstitute: Using a sterile syringe, draw the calculated volume of BAC water. Insert the needle through the rubber stopper at an angle and slowly inject the solvent down the inner wall of the vial — avoid directing the stream directly onto the powder to prevent foaming.
- Dissolve: Gently swirl the vial (do not shake) until the powder is fully dissolved. Most peptides dissolve within 1-2 minutes. A clear, colorless solution indicates complete dissolution.
- Aliquot: For long-term use, transfer the reconstituted solution into sterile aliquots to avoid repeated freeze-thaw cycles of the original vial.
Post-Reconstitution Storage
- Store reconstituted peptide solution at 2-8°C for short-term use (up to 7 days).
- For extended storage, aliquot and freeze at -20°C. Avoid repeated freeze-thaw cycles.
- Always label aliquots with peptide name, concentration, date, and storage conditions.
Note: The optimal solvent and reconstitution protocol may vary depending on the specific peptide and research application. Researchers should consult peptide-specific literature for solubility guidance.
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Premium Research Peptides — EU-Stocked & Lab-Tested
IVOLABS provides premium-grade research peptides and laboratory compounds shipped directly from the European Union. Our catalog spans weight management, muscle growth, recovery, nootropics, skin and hair research, and longevity compounds. Every product is third-party tested with HPLC-verified u226598% purity and supplied as lyophilized powder with detailed handling instructions.
Discreet EU Shipping & Quality Assurance
All orders ship from within the European Union with discreet packaging and full tracking. No customs delays, no import hassles u2014 just reliable delivery across all EU member states. Our peptides are third-party tested for purity and batch-to-batch consistency, ensuring reproducible experimental results every time.
Whether youu2019re researching GLP-1 agonists for metabolic studies, growth hormone secretagogues for recovery protocols, or copper peptides for skin and anti-aging research, our catalog provides HPLC-verified compounds backed by community feedback and transparent lab results.
We maintain strict quality control standards with third-party laboratory verification for every batch. Our lyophilized peptides are packaged under controlled conditions to ensure stability during shipping and storage. Detailed reconstitution and handling information is provided with every product to support accurate laboratory research protocols.

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