L-Carnitine 500 mg
NOW
L-Carnitine 500 mg
4.7
★ ★ ★ ★ ★
(7440 ratings)
L-Carnitine 500 mg
Score 85.0
A highly cost-effective L-Carnitine Tartrate supplement from a trusted brand, ideal for consistent daily use and general fitness support, though higher doses may be required for specific goals.
Quantity: 180 Capsule(s)Servings size: 1 Veg Capsule(s) (180 servings)
Selected goals:
Other goals:
Fitness
Heart Health
Cognitive Support
Weight Loss
leaderboard Score 85.0
A highly cost-effective L-Carnitine Tartrate supplement from a trusted brand, ideal for consistent daily use and general fitness support, though higher doses may be required for specific goals.
insights Analysis
NOW L-Carnitine 500 mg provides L-Carnitine in the Tartrate form, which is widely recognized for its bioavailability and effectiveness, particularly in supporting exercise recovery and mitochondrial function. The 500mg dosage per capsule allows for flexible dosing, enabling users to adjust according to their specific needs, though many studies use higher doses (1000-2000mg) for more pronounced effects, especially for fitness and weight loss. Its large bottle size of 180 servings contributes to its economic efficiency over time, making it a practical option for long-term supplementation. The product's high review count and favorable online reception underscore its popularity and general user satisfaction within the supplement community.
- Excellent price per serving, making it very economical.
- Comes in a large quantity (180 servings) for extended use.
- Manufactured by NOW Foods, a highly reputable brand known for quality and purity.
- L-Carnitine Tartrate form is well-researched for absorption and effectiveness, especially for recovery.
- The 500mg dosage might be on the lower side for achieving significant weight loss or acute performance benefits, often requiring multiple capsules per day.
- L-Carnitine Tartrate is not the most optimal form for direct cognitive support or highly targeted heart health conditions, where Acetyl-L-Carnitine or L-Carnitine Fumarate might be preferred.
- Individuals with thyroid conditions should consult a healthcare professional before use, as L-Carnitine may interact with thyroid hormone medication.
- Some users may experience mild digestive upset with higher doses; it is advisable to start with a lower dose and increase gradually.
$31.22($0.17 per serving)
 Amazon | $ 31.22 | |
 Daily Vita | $ 38.20 | |
 Vitacost | $ 38.29 | |
 Pure Formulas | $ 39.92 | |
 iHerb | $ 40.41 |
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 standalone L-Carnitine Tartrate product, it provides a well-absorbed form in a convenient capsule, representing a strong option within the L-Carnitine category for general supplementation and exercise recovery.
Goals
Fitness 80.0
L-Carnitine Tartrate is a suitable form for fitness, potentially aiding muscle recovery and reducing soreness after intense exercise by supporting fatty acid transport for energy and reducing metabolic stress. A 500mg dose is on the lower end for acute performance benefits, but consistent daily use can contribute to overall fitness goals.
Weight Loss 75.0
L-Carnitine's role in weight loss is primarily through facilitating fat metabolism by transporting long-chain fatty acids into mitochondria for energy production. However, studies show it's most effective when combined with calorie restriction and exercise, and a 500mg dose might be too low to significantly impact weight loss on its own for many individuals.
Heart Health 70.0
While L-Carnitine can support heart function, L-Carnitine Fumarate or Propionyl-L-Carnitine are often preferred forms for specific cardiac applications due to their direct involvement in myocardial energy metabolism. This L-Carnitine Tartrate might offer general support but isn't the primary choice for targeted heart health issues.
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