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Branched Chain Amino Acids (Free Form)

Life Extension
4.7
★ ★ ★ ★ ★
(1442 ratings)
Isoleucine 600 mg
Valine 600 mg
Leucine 1200 mg
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Score92

Quick-absorbing free-form BCAA capsules for easy muscle maintenance.

How scoring works
Quantity:90 Capsule(s) • (22 servings)
Goals:

Score 92

Quick-absorbing free-form BCAA capsules for easy muscle maintenance.

How scoring works
$15.00($0.68 per serving)
iHerb
$ 15.00
Pure Formulas
$ 15.00
Amazon
$ 15.00
Vitacost
$ 15.00
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Analysis

This supplement provides leucine, isoleucine, and valine in their free-form state. This means they are ready for the body to use without needing heavy digestion. It is a professional-grade option for maintaining muscle tissue and preventing breakdown.

The dosage is moderate, with 1.2 grams of leucine per serving. It fits well for someone who wants to supplement their aminos quietly without the sweetness of a drink mix. It is simple, effective, and uses high-quality ingredients.

Pros

  • Free-form aminos for fast uptake
  • No artificial additives
  • Convenient capsule delivery
  • Clean ingredient list

Cons

  • Requires 4 capsules per serving
  • Lower value than large powder tubs

Warnings

  • Keep out of reach of children

Nutrient quality

91 Highest impact

Utilization of free-form branched-chain amino acids ensure rapid bioavailability and efficient utility for muscle tissue. A moderate dosage provides reliable support for protein synthesis and recovery from physical stress.

Ingredient transparency

98 Highest impact

Labeling clearly identifies the individual milligram amounts for all three branched-chain amino acids. Serving size and intake directions are transparent, allowing for precise nutritional tracking and use.

Customer satisfaction

92 Highest impact

Very strong average rating of 4.66 across over 1,400 reviews validates high consumer confidence and efficacy. Consistent positive feedback confirms the reliability of this supplement for muscle and fitness support.

Value for money

83 Highest impact

Cost per serving of 0.68 reflects the brand's premium positioning and commitment to high-purity aminos. While more expensive than some bulk powders, the quality and format justify the cost for dedicated users.

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Ingredients

IngredientAmount per serving
L-Leucine
1200 mg
L-Isoleucine
600 mg
L-Valine
600 mg
Adults 18–50
Report overview
Isoleucine · 600 mg OverallScore65
B- Active Ingredient Quality & BioavailabilityD+ Dose, Safety & Label TransparencyB+ Value
This capsule-based supplement provides free-form isoleucine for rapid delivery, though the dosage is moderate. It offers high label transparency but lacks the specialized sport certifications found in competitive brands.
View ingredientView products
Valine · 600 mg OverallScore61
B Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value
L-Valine is an essential amino acid that supports muscle protein synthesis and energy production during intense exercise. These capsules provide a convenient free-form source of Valine, though the dosage is lower than standard athletic benchmarks. It is a suitable option for those preferring a capsule format over powders for daily maintenance.
View ingredientView products
Leucine · 1200 mg OverallScore50
D+ Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyF Value
These branched-chain amino acid capsules offer a moderate amount of leucine in a convenient format. While transparently labeled, the dosage per serving is lower than the clinical threshold and the value per gram is less optimal.
View ingredientView products
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NOW Sports
4.6
★★★★★
(2037 ratings)
Provides a robust serving of free-form aminos that may support protein synthesis effectively at a practical price. The large capsule count provides long-term value for individuals maintaining an active lifestyle.
Other sellers (3)
93 Value

Branched-Chain Amino Acids

NOW Sports
4.6
★★★★★
(2037 ratings)
Offers a highly concentrated serving of BCAAs in a bulk bottle, providing more active building blocks for the price. The free-form delivery ensures the aminos are available for rapid protein synthesis support.
Other sellers (3)
94 Value

Branched-Chain Amino Acids

Lake Avenue Nutrition
4.7
★★★★★
(1343 ratings)
Combines a clinical 2:1:1 ratio of aminos with a competitive serving cost, making it ideal for consistent recovery support. High transparency scores ensure quality and pure amino acid delivery for muscle health.
Other sellers (0)
95 Value

Mega-Size BCAA 1000 Caps

Optimum Nutrition
4.6
★★★★★
(25911 ratings)
Provides micronized aminos for enhanced biological utility in a bulk 100-serving format. The high customer satisfaction score highlights its effectiveness for maintaining athletic endurance at a practical value.
Other sellers (3)
95 Performance

Sport Blue Raspberry Ice

XTEND
4.6
★★★★★
(16797 ratings)
Delivers a clinical 3500mg dose of L-leucine plus electrolytes for superior hydration and peak performance support. This advanced powder formula bypasses capsule limitations to provide robust muscle-fueling nutrients.
Other sellers (1)
94 Performance

The Original Blue Raspberry Ice

XTEND
4.5
★★★★★
(53246 ratings)
Pairs high-potency aminos with 2500mg of L-glutamine and citrulline malate for enhanced endurance and cellular repair. Electrolyte inclusion assists in maintaining metabolic balance and hydration during high physical demand.
Other sellers (2)
94 Performance

The Original Mango Madness

XTEND
4.5
★★★★★
(61884 ratings)
Supplies a massive 90-serving supply of aminos and electrolytes to facilitate long-term muscle maintenance and hydration. This comprehensive blend assists with both nutrient replenishment and performance for consistent users.
Other sellers (2)
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