Baby Safety / Compounds / Fusaric acid

Is Fusaric acid safe for babies and kids?

Moderate risk for kids

Infants are more vulnerable to Fusaric acid 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 fusaric acid?

The IUPAC name is 5-butylpyridine-2-carboxylic acid.

Also known as: 5-butylpyridine-2-carboxylic acid, 5-Butylpicolinic acid, Fusarinic acid, 5-Butyl-2-pyridinecarboxylic acid.

IUPAC name
5-butylpyridine-2-carboxylic acid
CAS number
536-69-6
Molecular formula
C10H13NO2
Molecular weight
179.22 g/mol
SMILES
CCCCC1=CN=C(C=C1)C(=O)O
PubChem CID
3442

Risk for babies

Moderate risk

Infants are more vulnerable to Fusaric acid 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.

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 Fusaric acid, 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

3 regulatory and scientific bodies have classified Fusaric acid. The classifications differ — that's the data.

AgencyYearClassificationNotes
EFSA (scientific opinion on emerging Fusarium toxins including fusaric acid in animal feed and food, 2020)2020no carcinogenicity classification; picolinic acid analogue phytotoxin and mycotoxin from Fusarium oxysporum and related species; copper chelator; dopamine-beta-hydroxylase inhibitor; neurotoxic at high doses; synergistic with fumonisins; EFSA 2020 opinion; no established TDI due to data gaps; not classified for carcinogenicity by IARC, NTP, or US EPA
EPA CTX / GenetoxGenotoxicity: negative (single report) (Ames: None, 0 positive / 1 negative reports)
EPA CTX / GenetoxGenotoxicity: negative (single report) (Ames: None, 0 positive / 1 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 fusaric acid

  • Industrial FacilitiesManufacturing plants, Chemical storage areas, Waste treatment sites
  • Occupational EnvironmentsFactories, Warehouses, Transportation vehicles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Fusaric acid:

  • Prevention (storage and agricultural practices)
    Trade-offs: Zero point-of-use emissions; shifts emissions to power generation (grid-dependent); lower operating cost; higher capital cost; infrastructure requirements (charging, grid capacity); rapidly improving economics.
    Relative cost: 1.2-2×

Frequently asked questions

Is fusaric acid safe for kids?

Infants are more vulnerable to Fusaric acid 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 fusaric acid?

Fusaric acid 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 fusaric acid?

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 fusaric acid?

Fusaric acid has been classified by 3 agencies including EFSA (scientific opinion on emerging Fusarium toxins including fusaric acid in animal feed and food, 2020), 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 Fusaric acid in the baby app

Look up products containing fusaric acid, compare to alternatives, and explore the full data record.

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Sources (1)

  1. EFSA Scientific Opinion Emerging Fusarium Toxins Fusaric Acid 2020: 5-Butylpicolinic Acid; Copper Chelator; Dopamine-Beta-Hydroxylase Inhibitor; Fumonisin Synergy Intestinal Barrier Disruption; Fusarium oxysporum Maize Wilt; No TDI Data Gaps; Not IARC NTP Classified (2020) — 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 →