Branched Chain Amino Acids (Free Form)
Life Extension
Branched Chain Amino Acids (Free Form)
4.7
★ ★ ★ ★ ★
(1353 ratings)
Leucine 1200 mg
Valine 600 mg
Isoleucine 600 mg
Score 65.0
A high-quality, free-form BCAA with an optimal 2:1:1 ratio, but its low dose per serving and higher price point reduce its overall value.
Quantity: 90 Capsule(s)Servings size: 4 Capsule(s) (22 servings)
Selected goals:
Other goals:
Muscle Gain
Fitness
Weight Gain
Energy
leaderboard Score 65.0
A high-quality, free-form BCAA with an optimal 2:1:1 ratio, but its low dose per serving and higher price point reduce its overall value.
insights Analysis
Life Extension Branched Chain Amino Acids (Free Form) delivers BCAAs in the widely recommended 2:1:1 Leucine:Isoleucine:Valine ratio, which is crucial for effective muscle protein synthesis. The 'free form' designation suggests rapid absorption into the bloodstream, potentially leading to quicker muscle recovery. Despite these benefits and the brand's reputation for quality, each serving provides only 2.4 grams of total BCAAs. This dosage is often considered insufficient for maximizing anabolic effects or supporting intense recovery for highly active individuals, meaning multiple capsules would be necessary, significantly increasing the daily expenditure.
- Features the scientifically supported 2:1:1 Leucine:Isoleucine:Valine ratio, ideal for muscle anabolism.
- Utilizes 'free form' amino acids, which are readily absorbed for immediate utilization by the body.
- Produced by Life Extension, a brand recognized for its commitment to quality and scientifically-backed formulations.
- Provides a lower total BCAA dosage (2.4g) per serving compared to some alternatives, necessitating larger intake for desired effects.
- The higher price per serving makes achieving optimal BCAA intake more costly when multiple doses are required.
- Individuals with pre-existing medical conditions or those on medication should consult a healthcare professional before taking this supplement.
- To achieve a clinically effective BCAA dose, consumers may need to take several servings, which can become expensive over time.
$15.00($0.68 per serving)
 Vitacost | $ 15.00 | |
 iHerb | $ 15.00 | |
 Pure Formulas | $ 15.00 | |
 Amazon | $ 15.00 |
bolt Effectiveness for goals
Branched chain amino acids, especially L-Leucine, are known to stimulate muscle protein synthesis, a critical process for muscle growth and repair. They activate specific pathways involved in building new muscle proteins. This makes them a popular choice for individuals looking to support muscle development.
Studies suggest that branched chain amino acids may help reduce delayed onset muscle soreness (DOMS) and accelerate recovery after strenuous exercise. This effect is thought to be due to their role in muscle repair and their potential to reduce markers of muscle damage. They support the body's natural recovery processes.
While BCAAs are crucial for muscle function, their direct impact on improving acute exercise performance in well-fed individuals is less conclusive than their role in recovery. Some research indicates potential benefits for endurance exercise by reducing fatigue and preserving glycogen stores. Their main contribution is often seen in muscle sparing and recovery.
Branched chain amino acids are believed to have anti-catabolic properties, meaning they may help reduce the breakdown of muscle protein, especially during periods of calorie restriction or intense exercise. L-Leucine, in particular, is noted for its ability to regulate protein metabolism. This makes them beneficial for maintaining muscle mass.
Yes, BCAAs can be oxidized in the muscles for energy, especially when glycogen stores are low, such as during prolonged exercise. This may help spare other amino acids and muscle tissue from being broken down for fuel. They contribute to the energy supply during strenuous activity.
schedule Dosage, timing & forms
Typical daily recommendations for branched chain amino acids (BCAAs) can range from 5-20 grams, often divided into multiple servings. The specific intake depends on individual goals, body weight, and activity levels. Many supplements provide L-Leucine, L-Isoleucine, and L-Valine in ratios like 2:1:1 or higher for Leucine.
BCAAs are often consumed around exercise, such as before, during, or after workouts. Taking them pre- or intra-workout may help reduce muscle breakdown, while post-workout consumption can support muscle protein synthesis. Some individuals also take them between meals to maintain amino acid levels.
Capsules offer convenience and precise dosing without the need for mixing or concerns about taste. While powders might be absorbed slightly faster due to larger surface area, the overall bioavailability of amino acids from capsules is generally comparable once digested. Capsules can be a good option for those who prefer not to mix powders or who are sensitive to flavors.
Yes, branched chain amino acids can be taken with protein powder, as protein powders also contain BCAAs and other amino acids. Combining them is generally safe and can complement the amino acid profile. However, taking isolated BCAAs may offer more targeted benefits during specific times, such as around workouts, compared to a full protein source.
Taking BCAAs on an empty stomach may lead to faster absorption and availability to muscles. However, they can also be taken with food, which might slightly slow absorption but does not typically negate their benefits. The choice often depends on individual preference and specific timing goals relative to exercise or meals.
health_and_safety Safety & interactions
Branched-chain amino acids (BCAAs) are generally considered safe for most healthy adults when taken at recommended doses. Possible, though uncommon, side effects might include nausea, diarrhea, or stomach upset. Some individuals might experience fatigue or loss of coordination, especially with very high doses.
Yes, BCAAs can potentially interact with certain medications. For example, they might interfere with drugs used for Parkinson's disease (like levodopa) or medications affecting blood sugar levels. Individuals taking any prescription medications should consult a healthcare professional before use.
Individuals with specific medical conditions should exercise caution or avoid BCAA supplementation. For instance, those with Maple Syrup Urine Disease (MSUD) cannot metabolize BCAAs and must strictly avoid them. People with kidney or liver disease should also consult a doctor before use, as high protein intake can be a concern.
There is insufficient research on the safety of branched-chain amino acids during pregnancy and breastfeeding. Due to the lack of conclusive data, it is generally recommended that pregnant or lactating individuals avoid supplementation. Always consult a healthcare provider for personalized advice.
Some research suggests that branched-chain amino acids might influence insulin sensitivity and blood glucose regulation. While the effect can vary, individuals with diabetes or those monitoring blood sugar should be aware of this potential interaction. Monitoring blood sugar levels closely is advisable if using these supplements.
Ingredients
| Ingredient | Amount per serving |
|---|---|
L-Leucine | 1200 mg |
L-Isoleucine | 600 mg |
L-Valine | 600 mg |
Categories
Leucine 80.0
Leucine is delivered at 1200mg per serving, an excellent amount within the optimal 2:1:1 ratio to efficiently stimulate muscle protein synthesis, which is critical for muscle growth and repair.
Valine 75.0
Valine, at 600mg, contributes to the precise 2:1:1 ratio, playing an important role in muscle metabolism and preventing fatigue during exercise by influencing neurotransmitter levels in the brain.
Isoleucine 75.0
Isoleucine, also at 600mg, is crucial for glucose uptake and its utilization by muscle cells, in addition to its role in protein synthesis. Its appropriate inclusion ensures a balanced BCAA profile for comprehensive muscle support.
Goals
Fitness 70.0
This product supports fitness goals by aiding in muscle recovery and reducing exercise-induced soreness due to its ideal BCAA ratio and free-form nature. While beneficial, individuals with higher physical demands might require a more concentrated dose for optimal performance and recovery.
Muscle Gain 65.0
The precise 2:1:1 BCAA ratio is highly effective for initiating muscle protein synthesis. However, the 2.4g total BCAA per serving is relatively low for significant muscle gain, often requiring higher overall intake or combination with other protein sources for optimal results.
Energy 60.0
BCAAs can help sustain energy levels during workouts by reducing central nervous system fatigue. The free-form nature of these amino acids may offer quick availability for this purpose, but the overall quantity might not be sufficient for substantial energy benefits during intense or prolonged activities.
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