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Glycine And Its Sodium Salt
Glycine And Its Sodium Salt
Also known as: E640
Low concern
Glycine is a naturally occurring amino acid. FDA permits glycine in specific food applications under 21 CFR 172.812.
Found in
4 products
E-number
E640
What it is
Glycine and its sodium salt (sodium glycinate), a non-essential amino acid used as a flavor modifier and nutrient.
Flavor enhancer (sweet/savory rounding), buffer, masking agent for bitterness.
Why it's flagged
- adverse effects reported at very high doses leading to FDA reclassification from GRAS
What regulators actually say
"Glycine and its sodium salt may be safely used in foods in accordance with the conditions prescribed."
Regulatory status
United States — FDA
Permitted food additive under 21 CFR 172.812 (as nutrient supplement)
European Union — EFSA
Authorized as E 640 flavor enhancer
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