Skip to content

Other

1-NAPHTHALENEACETIC ACID

CAS 86-87-3 Updated
20

Safety score · 0–100

Caution

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A synthetic plant-growth hormone (auxin) used in agriculture, not a typical skincare ingredient. PubChem flags it as Danger: corrosive and irritant — better avoided in leave-on cosmetics.

Function

SKIN CONDITIONING

Skin benefits

  • No established cosmetic benefit

Known concerns

  • Corrosive (GHS05)
  • Skin and eye irritation
  • Pesticide/PGR use case, not cosmetic

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related others

20
1-Butyl-3-(N-crotonoylsulphanilyl)urea
Other
 20
2-Methyl-m-phenylene diisocyanate (Toluene 2,6-diisocyanate)
Other
 20
2-Nitro-9H-carbazole
Other
 20
3-Nitro-9H-carbazole
Other
 20
4,4'-Methylenedi-o-toluidine
Other
 20
4-Methyl-m-phenylene diisocyanate (Toluene 2,4-diisocyanate)
Other
 20
ACRYLIC ACID
Other
 20
ALEURITES FORDII BRANCH/FRUIT/LEAF EXTRACT
Other

Check your shelf

Find 1-NAPHTHALENEACETIC ACID in your products.

Scan any cosmetic product with LuxSense to see if it contains 1-NAPHTHALENEACETIC ACID and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.