Skip to content

Emollient / skin conditioning ester

HYDROXYOCTACOSANYL HYDROXYSTEARATE

CAS 93840-71-2
82

Safety score · 0–100

Good

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

A high molecular weight fatty alcohol ester used as an emollient. Functions as an occlusive moisturizer that supports the skin barrier, generally well tolerated even in baby products.

Skin benefits

  • Acts as occlusive emollient improving skin barrier
  • Reduces transepidermal water loss
  • Compatible with sensitive and baby skin formulations
  • Non-comedogenic profile typical of high-MW esters

Known concerns

  • Large fatty ester with possible pore-clogging in acne-prone skin
  • Sustainability of source feedstocks varies
  • Limited published toxicology specific to this ester

References

EU

EU CosIng database

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

Check your shelf

Find HYDROXYOCTACOSANYL HYDROXYSTEARATE in your products.

Scan any cosmetic product with LuxSense to see if it contains HYDROXYOCTACOSANYL HYDROXYSTEARATE 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, so always read the physical product label and consult a healthcare professional for personal concerns.