What are all the L supplements? A comprehensive guide to L-amino acids
                                
                                
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                                    4 min read                                
                            
                                Over 90% of amino acid supplements are composed of the "L" isomer, which is the biologically active form the human body uses. A variety of crucial L supplements exist, each offering unique benefits for athletic performance, cognitive function, and general wellness. Understanding what are all the L supplements involves recognizing their distinct roles and purposes.