Laureth-23
LOR-eth TWEN-tee-three
What Is Laureth-23?
A PEG-based non-ionic emulsifier derived from lauryl alcohol. It stabilizes oil-in-water emulsions in hair conditioners and treatments with a high hydrophilic-lipophilic balance.
Source: Lauryl alcohol with ethylene oxide
Origin: Synthetic
Also known as: PEG-23 Lauryl Ether
What Does Laureth-23 Do to Your Hair?
Acts as a hydrophilic emulsifier that helps maintain stable oil-in-water emulsions in conditioners and hair treatments. Works in partnership with lower HLB emulsifiers to create well-balanced emulsion systems.
Best For
All hair types (functional ingredient)
Not Recommended For
Sensitive scalp (PEG sensitivity)
Concentration Matters
0.5-3% in products
Hair Type Compatibility
Method Compatibility
Safety & Regulation
Standard PEG-compound safety profile. Potential 1,4-dioxane contamination is the main concern but proper manufacturing controls this. Generally safe at standard cosmetic concentrations.
FDA Status: Generally Recognized As Safe
FDA permits use in cosmetics. Standard PEG purification guidelines apply.
EWG Score: 3/10
HairAide Verdict
A purely functional emulsifier that keeps your conditioner mixed properly. The PEG concern is minimal from quality brands. You will never notice this ingredient on your hair.
Products That Contain Laureth-23
Conditioners, hair treatments, styling creams
Alternatives to Laureth-23
If you want to avoid Laureth-23, look for products with these ingredients instead:
Ceteareth-20, Polysorbate 80, Glyceryl Stearate
Frequently Asked Questions
Yes, Laureth-23 has a safety rating of 7/10 and is generally considered safe for use in hair products. Standard PEG-compound safety profile. Potential 1,4-dioxane contamination is the main concern but proper manufacturing controls this. Generally safe at standard cosmetic concentrations.
Laureth-23 is not CG-method approved. Curly hair types may want to avoid this ingredient or use products containing it sparingly.
No, Laureth-23 is not approved for the Curly Girl method.
Some alternatives to Laureth-23 include: Ceteareth-20, Polysorbate 80, Glyceryl Stearate
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