L-GLUTAMINE POWDER by Douglas LabsPure L-Glutamine powder 4 g.A key amino acid for intestinal health and immune function, providing 4,000 mg of pure L-glutamine per serving.
L-GLUTAMINE + FOS POWDER by Douglas LabsL-glutamine plus prebiotic fiber for GI Support.The amino acid glutamine plays a key role in the metabolism, structure, and function of the entire...
L-THEANINE by Douglas LabsPromotes a feeling of calmness.L-Theanine supplies 100 mg of pure L-theanine in each vegetarian capsule. L-Theanine is an amino acid that may promote a sense of calmness.
L-TRYPTOPHAN by Douglas LabsL-Tryptophan is an essential amino acid and a precursor for the synthesis of serotonin. Tryptophan crosses the blood-brain barrier and is converted to...