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Hexa-2,4-dienoic acid
May aggravate
Safety summary
Generally recognized as safe for cosmetic use, though some individuals with very sensitive skin might experience mild irritation.
Maximum concentration
Typically used at up to 0.6% in cosmetic formulations.
CAS Number
110-44-1
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.