{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/glycine",
  "slug": "glycine",
  "name": "Glycine",
  "identifiers": {
    "e_number": "E640",
    "ins_number": null,
    "cas_number": "56-40-6",
    "inchikey": "DHMQDGOQFOQNFH-UHFFFAOYSA-N",
    "pubchem_cid": 750
  },
  "functional_class": null,
  "summary": "Glycine is the simplest amino acid, used as a flavouring, a buffer and a nutrient. It has a distinctly sweet taste, which is where its name comes from.",
  "derivation_summary": "Produced by chemical synthesis from chloroacetic acid and ammonia, or by hydrolysing protein — collagen is unusually rich in it, so the source is worth knowing.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "permitted_with_conditions",
      "status_label": "Permitted, with conditions",
      "provision_count": 1,
      "provisions": [
        {
          "status": "permitted_with_conditions",
          "food_category": null,
          "max_level": null,
          "max_level_unit": null,
          "conditions": null,
          "effective_from": null,
          "citation": {
            "ref": "21 CFR 172.812",
            "url": "https://www.ecfr.gov/current/title-21/section-172.812"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "not_listed",
      "status_label": "Not listed",
      "note": "Does not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.",
      "provision_count": 0,
      "provisions": []
    }
  ],
  "names": [
    {
      "name": "25718-94-9",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "56-40-6",
      "type": "cas",
      "source": "openfoodtox"
    },
    {
      "name": "2-aminoacetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2-Aminoacetic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2-azaniumylacetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "[14C]glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acetic acid, amino-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acid, Aminoacetic",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acide aminoacetique",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acido aminoacetico",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acidum aminoaceticum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aciport",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "amino-Acetic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "aminoacetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aminoacetic acid",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "AMINOACETIC ACID 1.5% IN PLASTIC CONTAINER",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aminoazijnzuur",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aminoessigsaeure",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aminoethanoic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Amitone",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Athenon",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "BLOTTING BUFFER",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Salt Glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAREDO Repair Cracked Teeth Toothpastes",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAREDO Repair Cracked Teeth Toothpastes 100g",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAREDO Treating Gingivitis Toothpastes",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAREDO Treating Gingivitis Toothpastes 100g",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 5915",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Copper Salt Glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Corilin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E 640(i)",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "FEMA No. 3287",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glicina",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glicoamin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "GLY",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "GLY (IUPAC abbrev)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycine",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "GLYCINE 1.5% IN PLASTIC CONTAINER",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycine iron sulphate (1:1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycine, non-medical",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycine, peptides",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycinum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycocoll",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Glycolixir",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glycosthene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glykokoll",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glyzin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Gyn-hydralin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "H-Gly-OH",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "H2N-CH2-COOH",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hampshire glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hgly",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HSDB 495",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Leimzucker",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monosodium Salt Glycine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Padil",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Repair Cracked Teeth Toothpaste",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Salt Glycine, Monosodium",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sucre de gelatine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Treating Gingivitis Toothpaste",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E640",
      "type": "e_number",
      "source": "openfoodtox"
    },
    {
      "name": "2-aminoacetic acid",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Glycine",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "ecfr",
      "name": "Electronic Code of Federal Regulations, Title 21",
      "publisher": "U.S. Government Publishing Office / National Archives",
      "licence": "Public domain",
      "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml",
      "retrieved_at": "2026-09-07T18:25:51.549Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Glycine\", https://foodadditiveindex.com/additives/glycine. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.553Z"
}