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Glycereth-18

Rating: Good
Benefits: Hydration
Categories: Humectant

Glycereth-18 at a Glance

  • Synthetic, glycerin-based ingredient
  • Used as a humectant and skin-conditioning agent
  • Only needed in small concentration (up to 0.32%)
  • Ruled safe as used in cosmetics

Glycereth-18 Description

Glycereth-18 is a synthetic glycerin-based ingredient used as a humectant (hydration-boosting agent) in skin care and other cosmetics formulations. It also functions as a skin-conditioning (moisturizing) agent.

In 2021, the independent Cosmetic Ingredient Review Expert Panel deemed glycereth-18 safe as it is used in cosmetics. Their report looked at products using glycereth-18 in concentrations up to 0.32% maximum.
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Glycereth-18 References

The Cosmetic Ingredient Review, January 2021, pages 1-16
Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding usage constraints, permitted concentration levels and availability vary by country and region.