Function

Preservative Hair Ingredients: Complete Guide

Chlorhexidine
6/10 Not CG Controversial
Preservative
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Imidazolidinyl Urea
3/10 Not CG Avoid
Preservative
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Caprylyl Glycol
9/10 CG Approved Clean
Conditioning Agent, Humectant, Preservative
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Sodium Benzoate
8/10 CG Approved Clean
Preservative
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Potassium Sorbate
9/10 CG Approved Clean
Preservative
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DMDM Hydantoin
3/10 Not CG Avoid
Preservative
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Phenoxyethanol
8/10 CG Approved Clean
Preservative
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Ethylhexylglycerin
9/10 CG Approved Clean
Conditioning Agent, Preservative
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Methylparaben
6/10 CG Approved Controversial
Preservative
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Formaldehyde
1/10 Not CG Avoid
Preservative
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Download Our Preservative Ingredient Guide

Get a complete breakdown of every preservative ingredient, plus our free printable cheat sheet for shopping.