Is Beta-carotene (E160a; provitamin A) safe for babies and kids?
Moderate risk for kidsInfants are more vulnerable to Beta-carotene (E160a; provitamin A) 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 beta-carotene (e160a; provitamin a)?
The IUPAC name is 1,3,3-trimethyl-2-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohexen-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexene.
Also known as: 1,3,3-trimethyl-2-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohexen-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexene, beta-carotene, beta Carotene, beta,beta-Carotene.
- IUPAC name
- 1,3,3-trimethyl-2-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohexen-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexene
- CAS number
- 7235-40-7
- Molecular formula
- C40H56
- Molecular weight
- 536.9 g/mol
- SMILES
- CC1=C(C(CCC1)(C)C)C=CC(=CC=CC(=CC=CC=C(C)C=CC=C(C)C=CC2=C(CCCC2(C)C)C)C)C
- PubChem CID
- 5280489
Risk for babies
Moderate riskInfants are more vulnerable to Beta-carotene (E160a; provitamin A) than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.
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.
Risk for pregnant and nursing people
Low riskBeta-carotene presents low risk during pregnancy at food colorant and dietary use levels, and is the preferred form of vitamin A supplementation during pregnancy. Unlike preformed retinol (which is teratogenic at doses >3000 μg/day retinol equivalents and associated with neural tube defects and craniofacial malformations), beta-carotene from food does not cause vitamin A teratogenicity because the BCMO1 conversion enzyme is downregulated when vitamin A status is sufficient. The ATBC trial lung cancer findings are irrelevant to pregnancy: the trial studied male smokers, the supplementation dose (20mg/day) was far above food colorant exposure, and the outcomes measured were lung cancer, not reproductive effects. WHO recommends vitamin A supplementation in deficient populations, preferably as beta-carotene for pregnant women.
Regulatory consensus
3 regulatory and scientific bodies have classified Beta-carotene (E160a; provitamin A). The classifications differ — that's the data.
| Agency | Year | Classification | Notes |
|---|---|---|---|
| IARC | 2012 | Not classified as a food colorant carcinogen; however, high-dose beta-carotene supplementation in heavy smokers and asbestos workers was associated with increased lung cancer risk in two major clinical trials — ATBC (Alpha-Tocopherol, Beta-Carotene Cancer Prevention Study; Finland 1994; N=29,133 male smokers; 20mg/day beta-carotene; 16-18% increase in lung cancer incidence RR 1.18, 95% CI 1.03-1.36) and CARET (Beta-Carotene and Retinol Efficacy Trial; USA 1996; N=18,314 smokers and asbestos workers; 30mg/day beta-carotene + 25,000 IU retinol; 28% increase in lung cancer RR 1.28, 95% CI 1.04-1.57, trial stopped early); IARC Monograph Volume 100E (2012) evaluated beta-carotene in the context of supplementation and noted the clinical trial findings; as a food colorant and dietary carotenoid, beta-carotene at food-additive doses (typically <2mg/day) is not associated with increased cancer risk and may be protective (inverse association with lung cancer in non-supplement, non-smoker dietary studies); FDA GRAS (21 CFR 73.95, exempt color); EU E160a (EFSA ADI not specified — acceptable daily intake from food not a limiting concern at food colorant use levels); the food colorant use at <2mg/day is approximately 10-15× lower than the trial supplementation doses that showed increased risk | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: positive, 47 positive / 2 negative reports) | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: positive, 47 positive / 2 negative reports) |
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 beta-carotene (e160a; provitamin a)
- Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
- Occupational Environments — Factories, Warehouses, Transportation vehicles
- Consumer Products — food products, candy, beverages, cosmetics, supplements
Safer alternatives
Lower-risk approaches that achieve a similar outcome to Beta-carotene (E160a; provitamin A):
-
Fragrance-free formulations
Trade-offs: Consumer preference for scented productsRelative cost: Lower (ingredient elimination)
-
Essential oil-based fragrances (with disclosure)
Trade-offs: Natural does not mean safe — many essential oils are skin sensitizersRelative cost: 2-5× conventional
Frequently asked questions
Is beta-carotene (e160a; provitamin a) safe for kids?
Infants are more vulnerable to Beta-carotene (E160a; provitamin A) than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.
What products contain beta-carotene (e160a; provitamin a)?
Beta-carotene (E160a; provitamin A) appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments); food products (Consumer products).
What should I do if my child is exposed to beta-carotene (e160a; provitamin a)?
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.
Why do regulators disagree about beta-carotene (e160a; provitamin a)?
Beta-carotene (E160a; provitamin A) has been classified by 3 agencies including IARC, EPA CTX / Genetox, EPA CTX / Genetox, with differing conclusions. 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. See the regulatory consensus table on this page for the full picture.
See Beta-carotene (E160a; provitamin A) in the baby app
Look up products containing beta-carotene (e160a; provitamin a), compare to alternatives, and explore the full data record.
Open in baby View raw API dataSources (1)
- Beta-Carotene E160a CAS 7235-40-7 CI Food Orange 5 All-Trans C40H56 Provitamin A Carotenoid; ATBC 1994 Finland N=29133 Male Smokers 20mg/day RR 1.18 16% Lung Cancer Increase; CARET 1996 USA N=18314 Smokers Asbestos Workers 30mg Beta-Carotene + 25000IU Retinol RR 1.28 28% Lung Cancer Trial Stopped Early; IARC Monograph Vol 100E 2012 Supplementation High-Dose Smokers; Mechanism Pro-Oxidant Beta-Apocarotenoxy CYP1A2 Retinoid Signaling RAR RXR P450; FDA GRAS 21 CFR 73.95 Exempt Color; EFSA ADI Not Specified Group; Dunaliella Salina Algal Production Blakeslea Trispora Fungal; BCMO1 Regulated Conversion No Vitamin A Toxicity From Beta-Carotene; Carotenodermia Orange Skin Benign Reversible; Protective Dietary Non-Supplement Non-Smoker Inverse Association Lung Cancer; Margarine Primary Food Application EU; WHO Pregnancy Vitamin A Deficiency Preferred Form (2012) — 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 →