Products are split into three levels based on ingredient labels
CHI
44 Iron Guard (Thermal Protection Spray)
Last verified: February 18, 2026
- Water
- Sodium Polystyrene Sulfonate
- Alcohol Denat.
- Polysorbate 20
- Propanediol
- Cocodimonium Hydroxypropyl Hydrolyzed Keratin
- Hydrolyzed Silk
- Caprylyl Glycol
- Phenoxyethanol
- PPG-20 Methyl Glucose Ether
- Potassium Sorbate
- Hexylene Glycol
- Citric Acid
- Alumina
- Silica
- Fragrance (Parfum)
- Benzyl Benzoate
- Citronellol
- Hexyl Cinnamal
- Titanium Dioxide (CI 77891)
Why This Product is Rated STOP
44 Iron Guard (Thermal Protection Spray) by CHI has been evaluated by Million Marker and contains ingredients with known health concerns. This product is rated STOP, indicating higher concern.
We recommend avoiding STOP-rated products and seeking safer alternatives from our GO or SLOW categories.
Frequently Asked Questions
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