L-Carnitine 500 mg
Jarrow Formulas
L-Carnitine 500 mg
4.6
★ ★ ★ ★ ★
(1484 ratings)
L-Carnitine 500 mg
Score 83.0
A reliable and cost-effective L-Carnitine Tartrate supplement from Jarrow Formulas, ideal for daily metabolic and fitness support.
Quantity: 50 Veggie Cap(s)Servings size: 1 Capsule(s) (50 servings)
Selected goals:
Other goals:
Fitness
Heart Health
Cognitive Support
Weight Loss
leaderboard Score 83.0
A reliable and cost-effective L-Carnitine Tartrate supplement from Jarrow Formulas, ideal for daily metabolic and fitness support.
insights Analysis
Jarrow Formulas L-Carnitine 500 mg utilizes L-Carnitine Tartrate, a form known for its excellent bioavailability and efficacy in supporting energy metabolism and exercise recovery. The 500mg dosage per veggie cap is standard, offering flexibility for users to adjust their intake. Jarrow Formulas is a respected brand in the supplement industry, recognized for its commitment to product quality and scientific formulation. The product's review count indicates a satisfied customer base, confirming its effectiveness and reliability as a daily supplement.
- Features L-Carnitine Tartrate, a highly bioavailable and effective form.
- From Jarrow Formulas, a well-regarded brand known for quality and research-backed products.
- Reasonable price per serving (20), offering good value.
- Veggie caps make it suitable for vegetarians.
- The 500mg dosage might be on the lower end for individuals seeking maximum benefits for weight loss or intense athletic performance, potentially requiring multiple servings.
- Only 50 servings per bottle, which is less economical than larger quantities available from other brands.
- Individuals on thyroid medication should consult a healthcare provider before using L-Carnitine, as it can potentially interfere with thyroid hormone levels.
- Some users may experience mild gastrointestinal discomfort, especially when starting or taking higher doses.
$10.05($0.20 per serving)
 Amazon | $ 10.05 | |
 Daily Vita | $ 17.99 | |
 iHerb | $ 22.93 |
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 85.0
As a quality L-Carnitine Tartrate product from a respected brand, it offers good bioavailability and efficacy, making it a strong contender within the general L-Carnitine supplement market.
Goals
Fitness 80.0
L-Carnitine Tartrate is excellent for fitness goals, promoting muscle recovery and energy production. The 500mg dose is effective for regular use, though higher daily intake may be preferred for competitive athletes.
Weight Loss 75.0
By assisting in the transport of fats into mitochondria for energy, L-Carnitine supports weight loss efforts. Its efficacy is best realized when integrated into a comprehensive plan involving diet and exercise, with doses potentially higher than 500mg per serving.
Heart Health 70.0
This form of L-Carnitine provides general support for heart health by aiding fatty acid metabolism. However, L-Carnitine Fumarate is often considered more specialized for direct cardiovascular benefits.
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