L-Leucine
L-leucine | Leucinum | L-alpha-aminoisocaproic acid | Branched-chain amino acid (BCAA)
Found in 814 products 5 forms available Trending for: athletic performance, metabolic health, memory support
Deepen your research
Handpicked articles that pair with this ingredient
Understanding L-Leucine
What it is
Leucine is an essential amino acid that is not synthesized in the human body, and must be obtained from food consisting of plant or animal protein.
Reported benefits
→Supports muscle growth and maintenance
→Promotes post-workout recovery and reduced muscle soreness
→Supports energy production and healthy metabolism
Dosage Guide
50mg
Low
2500mg
Standard
200mg
Therapeutic
• Most products contain 50-2500mg
• Therapeutic dose: 2500-200mg
Forms & Absorption
L-Leucine
Standard form
2478 products
Leucine
Standard form
498 products
Amino Acids
Standard form
105 products
L-Leucine; Micronized
Standard form
101 products
L-Leucine; Instantized
Standard form
94 products
Timing & Usage
Best taken:Before bed
With food:Most products don't specify - either is typically fine
Spacing:2+ hours from other minerals if applicable
