The forbidden ingredients of the Curly Girl method

curly girl metodens fordubte ingredienser

If you know the Curly Girl method, you know that there are many ingredients that the products you use may not contain.
Når et produkt er godkendt til Curly Girl Metoden, kaldes det et Curly Girl godkendt produkt.

Here at the webshop, you only find products that are approved!

Below, we have listed all the ingredients that are NOT approved on the method, or that can otherwise present challenges, such as soap and Itchy m's.


Some alcohols are drying out for the hair and therefore you must avoid them. In the list below you can see which alcohol alcohols are involved.

  • Alcohol
  • Alcohol (Dent)
  • Alkohol denat
  • Amyl cinnamyl alcohol
  • Benzyl alcohol
  • Denatured alcohol
  • Ethanol
  • Etyhyl alcohol
  • Isopropanol
  • Isopropyl alcohol
  • Porpanol
  • Propanol
  • Propyl alcohol
  • SD alcohol 40
  • SD alcohol
  • Witch hazel


Silicone is a skin around the hair, and the nourishing ingredients of the conditioner and hair regeneration cannot penetrate the hair and care for it.

  • Amodimethicone
  • Behenoxy Dimethicone
  • Bis-amino PEG/PPG
  • Bis-aminopropyl dimethicone
  • Cetearyl methicone
  • Cetyl dimethicone
  • Cyclepentasiloxane
  • Cyclomethicone
  • Dimethcione
  • Dimethiconol
  • Dimethicone
  • Dimethyl silicone
  • Divinyl dimethicone
  • Phenyl trimethicone
  • Stearyl Dimenthicone
  • Stearoxy Dimethicone
  • Trimethylsilylamodimethicone
  • Trimethylsiloxysilicate
  • Trisilixane


  • Alkyl benzene sulfonate
  • Alkylbenzene sulfonate
  • Alkylbenzene sulfonates
  • Ammonium laureth sulfat
  • Ammonium lauryl sulfate
  • Ammonium xylenesulfonate
  • Coca-sulfat
  • Ethyl peg-15 cocamine sulfate
  • Mipa-laureth sulfate
  • SLS
  • Sodium alkylbenzene sulfonate
  • Sodium c14-16 olefin sulfonate
  • Sodium coco sulfate
  • Sodium cocoyl sarcosinate
  • Sodium dodecylbenzenesulphante
  • Sodium laureth sulphate
  • Sodium lauryl sulfoacetate
  • Sodium lauryl sulfate
  • Sodium lauryl sulfoacetate
  • Sodium lauryl sulphate
  • Sodium myreth sulfate
  • Sodium myreth sulphate
  • Sodium polystyrene sulfate
  • Sodium polystyrede sulfonate
  • Sodium xylenesulfonate
  • Sulfonate
  • Tea-dodecylbenzenesulfonate

Wax and Oils:

When co-washing or using low-poo it can be difficult to wash wax and oils out of the hair again, as it often requires a sharp sulphate.

  • Bees wax
  • Beeswax
  • Candelilla wax
  • Cera
  • Cire
  • Dodecane
  • Dodecene
  • Isododecane
  • Isohexad
  • Isohexadecane
  • Isohexanedecane
  • Lanolin
  • Mineral oil
  • Paraffin
  • Petrolatum
  • Shellac
  • Wax


  • Castor Oil (Not directly banned, but some may have trouble washing it out)


Let's make it clear, soap is not forbidden! But soap has the same exfoliating properties as sulfate and therefore, for some, it can pose challenges. So, in these cases, one must be aware of the following ingrediens:

  • Potassium hydroxide
  • Saponification
  • Saponified
  • Saponifying
  • Soap
  • Sodium carboxylate
  • Sodium palm

Itchy m´s:

Itchy m´s covers Methylchloroisothiazolinone / Methylisothiazolinone which are preservatives. These are classified as highly allergenic and can therefore cause rash and or itching.

They are not prohibited according to the curly girl method.

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  1. Pingback: Se hvad curly girl produkter kan gøre for dig og dit hår - liebling

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