L-Methionine — Homeostation

substance Score Unrated 0 ratings— needs ≥ 3 ratings C₅H₁₁NO₂S

A methionine supplement; sulfur amino acid and methyl donor.

Benefits

Essential sulfur amino acid for protein synthesis, methylation, and glutathione production.

Risks

Excess raises homocysteine (a cardiovascular-risk marker) and can stress the liver—supplement only with a clear reason.

Informational only — not medical advice.

Body systems

Digestive system

Organs

Liver

Amino acids

Methionine

Research (7)

Exploring NNMT: from metabolic pathways to therapeutic targets Park et al. (2024) PubMed ↗
Glycine and aging: Evidence and mechanisms Johnson et al. (2023) PubMed ↗
S-adenosyl-l-methionine antidepressant-like effects involve activation of 5-HT(1A) receptors Sales et al. (2023) Full text ↗ PubMed ↗
Possible SAMe-induced mania Abeysundera et al. (2018) Full text ↗ PubMed ↗
[S-adenosyl L-methionine in CNS diseases] Krzystanek et al. (2011) PubMed ↗
L-carnitine--metabolic functions and meaning in humans life Pekala et al. (2011) PubMed ↗
Neuropharmacology of S-adenosyl-L-methionine Baldessarini (1987) Full text ↗ PubMed ↗

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