Learn Glossary preservative

Formaldehyde

Level 5High concernIn Winter's Dictionary

Formaldehyde is a preservative — Preservative, disinfectant, germicide, fungicide, defoamer in animal feed and defoaming additives

Also: Paraformaldehyde

What it does

Preservative, disinfectant, germicide, fungicide, defoamer in animal feed and defoaming additives

Where you'll see it

Animal feed, defoaming additives, embalming fluid

What the research says

Highly reactive chemical that damages hereditary substances in cells; causes lung cancer in rats; involved in DNA damage and inhibits its repair, potentiates X-ray toxicity in human lung cells. One ounce taken by mouth causes death within two hours.

Regulatory status

  • US FDA: ASP
  • Notes: ADI 3 mg/kg body weight

Sources

  • A Consumer's Dictionary of Food Additives (Winter): highly reactive chemical that is damaging to the hereditary substances in the cells of several species