New Arrivals

L-Tryptophan is an essential amino acid important in human nutrition for the synthesis of melatonin and serotonin, hormones regulating sleep, posit...

Available in 60 and 120 count bottles. L-Tyrosine provides neurotransmitter support, healthy glandular function and mental alertness.* L-Tyrosine ...

L-Lysine is an essential amino acid, which means that it cannot be manufactured by the body and must be obtained through the diet or by supplementa...

NOW Food L-Glutamine helps in exercise recovery, supports immune function and supports muscle mass.* Glutamine has recently been the focus of much ...

L-Theanine promotes relaxation from stress without the drowsiness or negative side effects associated with other calming agents. L-Theanine also su...

Taurine supports nervous system health, good mood and healthy vision function.* Taurine is a conditionally essential amino acid which is not utiliz...

SAMe (S-adenosylmethionine), a compound native to the body, is a critical component of many biochemical reactions, including those that affect brai...

5-HTP, the intermediate metabolite between the amino acid L-tryptophan and serotonin, is extracted from the bean of an African plant (Griffonia sim...

5-HTP, the intermediate metabolite between the amino acid L-tryptophan and serotonin, is extracted from the bean of an African plant (Griffonia si...

GABA (gamma aminobutyric acid) is a non-essential amino acid found mainly in the human brain and eyes. It is considered an inhibitory neurotransmit...

N-Acetyl Cysteine (NAC) is a stable form of the non-essential amino acid L-Cysteine. It is a sulfur-containing amino acid that acts as a stabilizer...

L-Citrulline is a naturally occurring non-essential amino acid. Although L-Citrulline is not used in protein synthesis, it has several important fu...

L-Carnitine is a non-essential amino acid that helps to maintain overall good health by facilitating the transfer of fatty acid groups into the mit...

L-Carnosine is classified as a dipeptide, which is a combination of two amino acids, in this case alanine and histidine.It naturally occurs in high...

L-Carnitine is a non-essential amino acid that helps to maintain overall good health by facilitating the transfer of fatty acid groups into the mit...

NOW® L-Carnitine Liquid provides all of the extensive benefits of Carnitine in a highly absorbable liquid form. L-Carnitine is a non-essential amin...

L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as DNA synthesis. SUGGESTED U...

L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as DNA synthesis. Conditiona...

Balanced Blend of Amino Acids Suggested Usage: As a dietary supplement, take 4 capsules 1 to 3 times daily with or between meals, preferably with ...