Skip to main content
L-Carnitine Injection - Image 1
Prescription Required

L-Carnitine Injection

CompoundedinjectionWeight Management
injection

L-Carnitine Injection supplies a concentrated dose of the amino-acid–like nutrient L-carnitine. Your body uses L-carnitine to move fat into the parts of cells that burn it for energy. Healthcare providers may prescribe these injections to support weight-loss plans, boost exercise endurance, or help with certain metabolic conditions. This sterile solution is made for intramuscular or slow intravenous use under medical supervision.

View Pricing & Options

Pricing & Options

Request pricing and we'll email you details

Available Strength

500 mg/mL

Select your type to view pricing options

Active Ingredients

L-Carnitine

Important Disclaimer

These statements have not been evaluated by the Food and Drug Administration (FDA). Compounded products are not FDA-approved and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary. The information provided is for educational purposes only and should not be considered medical advice. Always consult with your healthcare provider before starting any new treatment.

Clinical Information

Evidence-based details for healthcare providers

Use as directed by your healthcare provider. Your provider will decide the injection amount, site, and schedule that is right for you. If you miss a scheduled dose, contact your clinic to reschedule; do not double the amount. Do not self-inject unless you have been trained and approved to do so.

L-Carnitine carries long-chain fatty acids into the mitochondria—the "power plants" inside your cells—where the fat is burned to make energy. An injection quickly raises blood levels, with peak levels in 1–2 hours and activity lasting about 4–6 hours. By improving fat transport, the medicine may help your muscles use fat instead of sugar, which can improve endurance and may support gradual fat loss when combined with diet and exercise. Some people notice better workout stamina within a few days; changes on the scale usually take several weeks.

Do not use if you have a known allergy to L-carnitine or any ingredient in this product (may cause rash or swelling). Do not use if you have uncontrolled seizures, as L-carnitine can make seizures happen more often. Avoid use if you have severe kidney disease or are on dialysis unless closely supervised by a nephrologist. Safety in pregnancy or breastfeeding has not been proven—talk with your healthcare provider first. Not for use in children unless specifically prescribed.

May increase the blood-thinning effect of warfarin (Coumadin) and similar drugs, raising bleeding risk—your doctor may check INR more often. High doses can lower thyroid hormone levels; people taking levothyroxine should have labs monitored. Can raise blood levels of the seizure medicine valproic acid and increase ammonia—tell your doctor if you use Depakote or valproate. Large amounts of caffeine or energy drinks may add to possible restlessness. Always list all medicines, vitamins, and herbal products for your provider.

Very common (more than 1 in 10 people): mild injection-site pain or redness that eases within a day. Common (1–10 in 100 people): stomach upset, nausea, diarrhea, fishy body odor, headache. Uncommon (1–10 in 1,000 people): muscle cramps, restlessness, increased heart rate, dizziness. Rare but serious: seizures (mainly in people with seizure disorders), severe allergic reaction with swelling or trouble breathing. Most mild effects improve as your body adjusts; contact your provider if side effects are severe or do not go away.

Store at room temperature 68-77°F (20-25°C). Keep the vial in its original box to protect from light. Do not freeze. Keep tightly closed and use only sterile needles each time. Discard any unused solution 28 days after first puncture or by the expiration date, whichever comes first. Dispose of used syringes and expired medication through a sharps container or pharmacy take-back program; do not throw needles in household trash.

Frequently Asked Questions

1

How often will I need to get L-Carnitine injections?

The schedule depends on your goals and lab results. Many people receive injections 1–3 times per week, but your healthcare provider will set the exact plan for you.

2

When should I expect to feel more energy?

Some patients notice better workout stamina within the first week. Weight-loss benefits usually appear after several weeks of consistent use along with diet and exercise.

3

Can I give the injection to myself at home?

Only if your healthcare provider has trained you and says it is safe. Follow the exact technique, use sterile supplies, and rotate injection sites to avoid soreness.

4

Does L-Carnitine interact with my blood thinner?

Yes, it can make warfarin and similar medicines work stronger, which may increase bleeding risk. Your doctor may order extra blood tests to keep you safe.

5

Is this safe during pregnancy or while breastfeeding?

The safety has not been well studied. Talk with your obstetrician before using; it is usually avoided unless the benefits clearly outweigh the risks.

6

What should I do if the solution turns cloudy or changes color?

Do not use it. A clear, colorless solution is normal. If it looks cloudy, has particles, or changes color, dispose of the vial safely and contact your pharmacy for a replacement.

Related Products

Semaglutide Injection
COMPOUND

Semaglutide Injection

Semaglutide Injection is a once-weekly medicine that helps lower blood sugar and support weight loss in adults when used with diet and exercise. It works by copying a natural hormone in your body called GLP-1. Your healthcare provider will teach you how to give the shot under the skin of your stomach, thigh, or upper arm.

2.5 mg/mL (5mg)
Tirzepatide Injection
COMPOUND

Tirzepatide Injection

Compounded tirzepatide injection is a prescription medicine prepared by a licensed pharmacy when ordered by a healthcare provider. Tirzepatide is used for chronic weight management in appropriate adults when prescribed as part of a full treatment plan that may include healthy eating, physical activity, and regular follow-up. This compounded product is not FDA-approved, which means the FDA has not reviewed it for safety, effectiveness, or quality. Use only under the care of a qualified healthcare provider and follow all instructions from the dispensing pharmacy and prescriber.

72mg/4mL
Alpha-Lipoic Acid Injection
COMPOUND

Alpha-Lipoic Acid Injection

Alpha lipoic acid, also known as ALA, provides the body with a powerful antioxidant that supports essential cellular functions and protects against damage. Alpha lipoic acid is naturally produced by the body and can be obtained from dietary sources. ALA injections are quickly absorbed and distributed throughout the major organs, supporting blood sugar levels and energy production.

25mg/ml
Lipo + (Pyridoxine (Vitamin B6) | Methionine | Inositol | Choline) Injection
COMPOUND

Lipo + (Pyridoxine (Vitamin B6) | Methionine | Inositol | Choline) Injection

Lipo Plus is a compounded lipotropic injection that combines Vitamin B6, methionine, inositol, and choline. These nutrients help the liver break down fats, support energy production, and aid normal metabolism. Healthcare providers often add Lipo Plus to weight-management plans that include a balanced diet and regular exercise. This sterile solution is for intramuscular use only and is prepared in a licensed compounding pharmacy following strict USP <797> standards.

2 mg | 12.4 mg | 25 mg | 25 mg per mL