L-Methionine
This is what the ingredient is.
L-Methionine is an essential sulfur-containing amino acid important for many biological processes.
Here is why it shows up on the label.
Used for protein fortification, particularly in legumes which are low in methionine. Used in animal feed.
Here is what food agencies say.
The FDA lists it as Generally Recognized as Safe. European food agencies allow it. for fortification. It is permitted in many countries worldwide.
Here is what research has found.
Essential amino acid. Important precursor for other compounds. an FAO/WHO expert committee reviewed safety.
Here are a few things worth knowing.
Generally safe at food levels. Very high intakes may increase homocysteine levels.
Sources
- FDA GRAS Database
- EFSA Panel
- JECFA Monograph
How to read this page
We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.