Amino acids

Glycine is a conditionally essential amino acid that works as both an inhibitory and excitatory neurotransmitter. Glycine is chemically one of the simplest and at the same time most ubiquitous of all amino acids. It is found in proteins of all life forms,

L-Theanine is the predominant amino acid in tea (natural tea extract), which produces calming effects in the brain by increasing serotonin and dopamine levels and blocking the binding of L-glutamic acid to glutamate receptors. This can work as a natural s

Life Extension Acetyl-l-carnitine Arginate

Life Extension L-Arginine Caps, 700 Mg 200 Vegetarian Capsules, 3-pack

Tryptophan is an essential amino acid and a precursor of serotonin, a neurotransmitter that is associated with positive mood, relaxation and restful sleep. Adequate supplies of tryptophan are required to ensure optimum serotonin levels.

Now Foods Policosanol, 10 mg, 90 Veg Capsules

Life Extension Vegetarian Sourced Dha

Taurine is the most abundant intracellular amino acid in the human body and is found particularly in the excitable tissues of the central nervous system, where it is thought to have a regulating effect and can help to reduce stress. It is also used as a h

L-phenylalanine is an essential amino acid which is converted in the liver into L-tyrosine. L-tyrosine in turn is converted in the brain and the adrenal glands into L-DOPA, which is further converted into the neurotransmitters dopamine, norepinephrine (no

Life Extension L-Theanine, 100 Mg 60 Vegetarian Capsules, 2-pack

Life Extension Biosüße, Natürliche, Kalorienfreie Alternative Zu Zucker Und Künstlichen Süßstoffen

Life Extension Theralac®, 30 Capsules + Truflora, 32 V-caps