Category Archives: L-glycine

Glycine: Effects During Sleep

Posted on November 21, 2024 by Robert Barrington

Glycine is the primary inhibitory neurotransmitter in the spinal cord and inhibits motor neurones. This effect is demonstrated by the blockage of glycine receptors in postsynaptic receptors by strychnine, which causes significant tetany and convulsions from extensive muscle contractions. The … Continue reading →

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Glycine

Posted on March 20, 2024 by Robert Barrington

Glycine is the simplest and smallest amino acid and is the only amino acid in human nutrition that does not show chirality. Glycine plays a number of important roles in human metabolism, including as a substrate for the cellular antioxidant … Continue reading →

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The Functions of Glycine

Posted on March 15, 2024 by Robert Barrington

Glycine represents around 11.5 % of the total amino acids in humans and roughly 20 % of the nitrogen from amino acids in proteins. However, glycine is not essential because it can be synthesised from other chemicals including choline, glyoxylate … Continue reading →

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Glycine and Sleep Quality

Posted on February 5, 2024 by Robert Barrington

Glycine is a non-essential amino acid in human nutrition. This means that the cells of the body are able to synthesise glycine from other amino acids and in this regard there is no requirement to provide a dietary source. The … Continue reading →

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Glycine and Glutamate Bind to the N-methyl-D-aspartate Receptor

Posted on October 20, 2023 by Robert Barrington

The N-methyl-D-aspartate (NMDA) receptor is present in the central nervous system where it has an excitatory effect on neuronal activity. A number of ligands exist for the NMDA receptor, and two of these include glutamate and glycine. Glutamate can bind … Continue reading →

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Is Glycine a Longevity Supplement?

Posted on October 9, 2023 by Robert Barrington

Glycine is a proteinaceous amino acid that has a number of functions in humans. One interesting fact about glycine is that a number of studies have suggested that supplements of glycine can extend the lives of animals. Although the extension … Continue reading →

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The Beneficial Effects of Glycine

Posted on September 28, 2023 by Robert Barrington

G;ycine is the smallest and simplest of the amino acids and the only proteinaceous amino acid not to display chriality. Glycine has a number of functions in humans aside from its use in forming proteins and these include the synthesis … Continue reading →

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Glycine and Cysteine for Glutathione Synthesis?

Posted on August 28, 2023 by Robert Barrington

Cellular glutathione levels are associated with health. As people age their glutathione levels drop and this is associated with increased mortality. That is not to say that low levels of glutathione are the cause of mortality, but higher levels are … Continue reading →

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Glycine for sleep

Posted on August 18, 2023 by Robert Barrington

Glycine is a non-isomeric non-essential amino acid with a sweet taste. Glycine can be synthesised endogenously in the peripheral and central nervous system. Evidence suggests that 3 grams of glycine prior to sleep can significantly improve the quality of the … Continue reading →

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Glycine Supplements

Posted on August 7, 2023 by Robert Barrington

Glycine is an amino acid that can be taken as a supplement in its free (non-protein) form. Roughly 20 % of the protein content of a human is in the form of glycine. Glycine is also the only proteinaceous amino … Continue reading →

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