Baby Safety / Compounds / Mono- and diglycerides of fatty acids (E471)

Is Mono- and diglycerides of fatty acids (E471) safe for babies and kids?

Moderate risk for kids

Infants are more vulnerable to Mono- and diglycerides of fatty acids (E471) than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.

What is mono- and diglycerides of fatty acids (e471)?

Also known as: Glycerides, C14-18 and C16-18-unsatd. mono- and di-.

CAS number: 67701-32-0
Molecular formula: C39H76O5
Molecular weight: 625.0 g/mol
SMILES: CCCCCCCCCCCCCCCCCC(=O)OCC(CO)OC(=O)CCCCCCCCCCCCCCCCC
PubChem CID: 102615

Risk for babies

Moderate risk

Neonates and infants up to 12 months have incomplete blood-brain barrier development, immature Phase I/II metabolic enzymes (particularly CYP3A4, UGT1A1), and higher gastrointestinal permeability. Equivalent doses produce higher internal concentrations and longer residence times.

What to do: Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

Risk for pregnant and nursing people

Context-dependent

Pregnancy alters the metabolism and distribution of Mono- and diglycerides of fatty acids (E471), potentially increasing fetal exposure. The developing embryo/fetus is vulnerable during organogenesis (weeks 3-8) and neurological development. Placental transfer should be assumed.

No specific reproductive toxicity data identified, but pregnancy-specific safety data is limited for most chemicals. Precautionary minimization of exposure is recommended.

What to do: Minimize exposure during pregnancy and lactation. Consult healthcare provider regarding specific risks. Consider alternative products with lower hazard profiles.

Regulatory consensus

1 regulatory bodyhas classified Mono- and diglycerides of fatty acids (E471).

Agency	Year	Classification	Notes
IARC	2017	Not evaluated by IARC for carcinogenicity — Mono- and diglycerides of fatty acids (E471; CAS 67701-32-0; partial glycerol esters of fatty acids; glyceryl monostearate, glyceryl monooleate, glyceryl monopalmitate, and corresponding diglycerides) are among the most widely used food emulsifiers globally; FDA GRAS (21 CFR 184.1505, 21 CFR 182.4505); EU E471 (quantum satis); EFSA ADI 'not specified'; no IARC, EPA, or EFSA carcinogenicity classification; the primary regulatory concern is the potential for trans fatty acid content in mono- and diglycerides produced from partially hydrogenated vegetable oils — a regulatory loophole exists in US labeling requirements where trans fats in emulsifiers classified as non-fat food additives (rather than lipids) do not appear on the Nutrition Facts panel trans fat declaration, potentially understating actual dietary trans fat intake from ultra-processed foods; cardiovascular risks of industrially produced trans fatty acids are well-established (FDA PHVO ban 2015 for food use, phased out 2018)

Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.

Where kids encounter mono- and diglycerides of fatty acids (e471)

Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
Occupational Environments — Factories, Warehouses, Transportation vehicles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Mono- and diglycerides of fatty acids (E471):

Fragrance-free formulations
Trade-offs: Consumer preference for scented products

Relative cost: 1.2-2×
Essential oil-based fragrances (with disclosure)
Trade-offs: Natural does not mean safe — many essential oils are skin sensitizers

Relative cost: 2-5×

Frequently asked questions

Is mono- and diglycerides of fatty acids (e471) safe for kids?

What products contain mono- and diglycerides of fatty acids (e471)?

Mono- and diglycerides of fatty acids (E471) appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments).

What should I do if my child is exposed to mono- and diglycerides of fatty acids (e471)?

Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

See Mono- and diglycerides of fatty acids (E471) in the baby app

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Sources (1)

Mono- and Diglycerides E471 CAS 67701-32-0 GMS Glyceryl Monostearate CAS 31566-31-1 GMO CAS 25496-72-4 Partial Glycerol Esters; EFSA 2017 ADI Not Specified Metabolic Equivalent Endogenous Digestion Products Pancreatic Lipase 2-Monoglyceride; FDA GRAS 21 CFR 184.1505 182.4505; Trans Fat Regulatory Loophole Labeling Gap Emulsifiers Not Nutrition Facts Panel Trans Fat Line; PHVO Elaidic Acid Trans Isomer Oleic Acid Cardiovascular Risk LDL HDL; FDA 2015 GRAS Revocation PHVO 2018 Full Phase-Out Food Supply; EU Regulation 2019/649 PHVO 2g/100g Fat Limit Retail Margarine; WHO REPLACE Campaign 2018 2023 Global Elimination; Bread Crumb Softening Amylose Complex Retrogradation; Peanut Butter Oil Separation Margarine Ice Cream Confectionery (2017) — regulatory

Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →