Glutamine & Individual Amino Acids
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L-serine — 1,000 mg
1,000 mg of L-serine per serving. Serine is a nonessential amino acid used to synthesize proteins, phospholipids, sphingolipids, glycine, and one-carbon metabolic intermediates.
$21.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-serine — 2,000 mg
2,000 mg of L-serine per serving. Serine is a nonessential amino acid used to synthesize proteins, phospholipids, sphingolipids, glycine, and one-carbon metabolic intermediates.
$28.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-serine — 500 mg
500 mg of L-serine per serving. Serine is a nonessential amino acid used to synthesize proteins, phospholipids, sphingolipids, glycine, and one-carbon metabolic intermediates.
$16.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tryptophan — 1,000 mg
1,000 mg of L-tryptophan per serving. Tryptophan is an essential amino acid and precursor to serotonin, melatonin, and niacin, with metabolism influenced by competing amino acids.
$21.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tryptophan — 1,500 mg
1,500 mg of L-tryptophan per serving. Tryptophan is an essential amino acid and precursor to serotonin, melatonin, and niacin, with metabolism influenced by competing amino acids.
$26.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tryptophan — 500 mg
500 mg of L-tryptophan per serving. Tryptophan is an essential amino acid and precursor to serotonin, melatonin, and niacin, with metabolism influenced by competing amino acids.
$16.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tyrosine — 1,000 mg
1,000 mg of L-tyrosine per serving. Tyrosine is a precursor to dopamine, norepinephrine, epinephrine, and thyroid hormones and is also incorporated into proteins.
$25.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tyrosine — 500 mg
500 mg of L-tyrosine per serving. Tyrosine is a precursor to dopamine, norepinephrine, epinephrine, and thyroid hormones and is also incorporated into proteins.
$19.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
L-tyrosine — 750 mg
750 mg of L-tyrosine per serving. Tyrosine is a precursor to dopamine, norepinephrine, epinephrine, and thyroid hormones and is also incorporated into proteins.
$21.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
Taurine — 1,000 mg
1,000 mg of taurine per serving. Taurine is a sulfur-containing amino sulfonic acid involved in bile-acid conjugation, cell-volume regulation, and calcium signaling.
$21.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
Taurine — 2,000 mg
2,000 mg of taurine per serving. Taurine is a sulfur-containing amino sulfonic acid involved in bile-acid conjugation, cell-volume regulation, and calcium signaling.
$28.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded -
Taurine — 500 mg
500 mg of taurine per serving. Taurine is a sulfur-containing amino sulfonic acid involved in bile-acid conjugation, cell-volume regulation, and calcium signaling.
$16.99 USDUnverified catalog pricePackage or serving price basis not recordedSource and check date not recorded
