L-Carnitine 500 mg
Jarrow Formulas
L-Carnitine 500 mg
4.6
★ ★ ★ ★ ★
(1482 ratings)
L-Carnitine 500 mg
Score 88.0
A high-quality L-Carnitine Tartrate supplement from a reputable brand, offering an effective dose and excellent value for broad L-Carnitine benefits.
Quantity: 100 Veggie Cap(s)Servings size: 1 Capsule(s) (100 servings)
Selected goals:
Other goals:
Fitness
Heart Health
Cognitive Support
Weight Loss
leaderboard Score 88.0
A high-quality L-Carnitine Tartrate supplement from a reputable brand, offering an effective dose and excellent value for broad L-Carnitine benefits.
insights Analysis
Jarrow Formulas L-Carnitine 500 mg provides L-Carnitine Tartrate in a vegetarian capsule, making it suitable for a wide range of dietary preferences. Jarrow Formulas is a highly respected brand, recognized for its commitment to high-quality raw materials and research-backed formulations. The 500mg dosage is a standard and effective starting point, easily adjustable for higher daily needs. Its strong consumer reviews and favorable pricing establish it as a reliable and effective option for supporting fitness, heart health, and metabolic processes.
- Features L-Carnitine Tartrate, a highly bioavailable and effective form for metabolic and fitness support.
- From Jarrow Formulas, a very reputable brand known for quality ingredients and scientific integrity.
- Good number of positive reviews, indicating strong customer satisfaction.
- Competitive price per serving, making it a cost-effective choice for consistent use.
- Provided in vegetarian capsules, appealing to a wider audience.
- The 500mg dose may be considered low for individuals seeking maximal athletic performance benefits, often requiring multiple capsules.
- While supportive of general energy, Acetyl-L-Carnitine (ALCAR) is typically more targeted for direct cognitive enhancement.
- Less specialized than other L-Carnitine forms (e.g., Fumarate) for specific heart health applications.
- Individuals with existing medical conditions, especially thyroid disorders, should consult a healthcare professional before taking L-Carnitine.
- Mild gastrointestinal upset has been reported in some users, particularly when starting supplementation.
$19.99($0.19 per serving)
 Amazon | $ 19.99 | |
 Daily Vita | $ 30.99 | |
 iHerb | $ 38.54 |
bolt Effectiveness for goals
Some research suggests that L-Carnitine supplementation may have a modest effect on weight reduction, particularly in overweight or obese individuals. However, the evidence is mixed, and its impact is often small when used alone. It is generally considered to be more effective when combined with diet and exercise.
Some studies indicate L-Carnitine may support endurance exercise and post-exercise recovery by potentially reducing muscle damage and soreness. However, the effects on overall athletic performance, particularly in well-trained athletes, are often modest and not consistently observed. Benefits may depend on dosage, duration, and individual baseline carnitine levels.
Studies on L-Carnitine's impact on exercise performance are inconsistent. While some research indicates potential benefits for endurance and reducing muscle fatigue, especially in individuals with low carnitine levels, other studies show no significant improvement in healthy, well-nourished athletes. The effects may depend on the type of exercise and individual status.
Some research suggests that L-Carnitine supplementation may contribute to reduced muscle damage and soreness following intense exercise. This effect is thought to be related to its role in energy metabolism and potentially mitigating oxidative stress. However, results can vary, and more extensive research is ongoing.
L-Carnitine plays a crucial role in cellular energy production by transporting fatty acids into the mitochondria, where they are oxidized for energy. While essential for this process, supplementing L-Carnitine in healthy individuals with adequate dietary intake typically does not lead to a noticeable increase in energy levels. Its impact on energy is more significant in cases of carnitine deficiency.
schedule Dosage, timing & forms
Typical daily dosages for L-Carnitine can vary based on the specific form and the intended use. For L-Carnitine L-Tartrate, common doses range from 1,000 to 4,000 mg per day, often divided. Acetyl-L-Carnitine dosages might range from 500 to 2,000 mg daily. It's important to consult product labels for specific recommendations.
Common daily dosages for L-carnitine supplements typically range from 500 mg to 2000 mg (2 grams) per day. The specific amount can depend on the form of carnitine and the intended purpose. It is often recommended to divide the dose into multiple servings throughout the day.
L-Carnitine is available in several forms, including L-Carnitine base, Acetyl-L-Carnitine (ALCAR), L-Carnitine L-Tartrate (LCLT), and Propionyl-L-Carnitine (GPLC). Each form may have slightly different properties or target applications within the body. These forms can be found in capsules, tablets, powders, or liquid solutions.
L-Carnitine supplements are available in several forms, including L-Carnitine, Acetyl-L-Carnitine (ALCAR), L-Carnitine L-Tartrate (LCLT), and Propionyl-L-Carnitine (GPLC). Each form is often associated with slightly different physiological effects or absorption profiles. The choice of form may depend on specific health goals.
Acetyl-L-Carnitine (ALCAR) is an ester form of L-Carnitine that can cross the blood-brain barrier, leading to different applications, particularly for cognitive support. Typical daily dosages for ALCAR generally range from 500 to 2,000 mg. This dosage range can be lower than some L-Carnitine L-Tartrate recommendations, as its specific uses may require less total carnitine.
health_and_safety Safety & interactions
Yes, L-Carnitine can potentially interact with certain medications. Examples include thyroid hormone, anticoagulant drugs (blood thinners), and some seizure medications. It is important to consult a healthcare provider if you are taking prescription drugs.
L-Carnitine is generally well-tolerated, but some individuals may experience mild gastrointestinal upset, such as nausea, vomiting, abdominal cramps, or diarrhea. A "fishy" body odor has also been reported, particularly with higher doses. These effects are usually transient and mild.
L-Carnitine may potentially interact with certain medications, including anticoagulants like warfarin, thyroid hormones, and some anticonvulsants such as valproic acid. These interactions could alter medication effectiveness or increase side effects. It is advisable to consult a healthcare professional before taking L-Carnitine if you are on medication.
Individuals with a history of seizures, hypothyroidism, or kidney disease should consult a healthcare provider before using L-Carnitine. Those with a rare genetic disorder called trimethylaminuria should also avoid it due to potential odor issues. Pregnant or breastfeeding women are generally advised to consult their doctor.
Individuals with certain conditions like hypothyroidism, kidney disease, or seizure disorders should use L-Carnitine with caution or avoid it unless under medical supervision. People with a history of an allergic reaction to L-Carnitine should also avoid its use. Always discuss any underlying health conditions with a healthcare provider.
Ingredients
| Ingredient | Amount per serving |
|---|---|
L-Carnitine | 500 mg |
Categories
L-Carnitine 88.0
As an L-Carnitine product, it offers a well-absorbed and effective form (L-Carnitine Tartrate) at a good dose from a highly reputable brand, making it a top choice for quality and value within the L-Carnitine category.
Goals
Fitness 85.0
The 500mg L-Carnitine Tartrate dose is effective for supporting muscle recovery, reducing soreness, and aiding energy production during exercise. It's a strong foundational dose, though some athletes might opt for higher daily intake for more pronounced benefits.
Heart Health 80.0
This dose of L-Carnitine supports mitochondrial function and fatty acid metabolism, contributing to overall cardiovascular well-being. It provides good general support for heart health, although other forms or combination products might offer more targeted benefits.
Weight Loss 75.0
L-Carnitine's role in transporting fatty acids for energy can indirectly support weight management efforts by enhancing fat utilization. Its effectiveness is maximized when integrated into a comprehensive plan involving diet and regular exercise.
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