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This refers to proteins often sourced from microorganisms adapted to cold, glacial environments. In skincare, they are typically included for their purported hydrating, protective, or anti-aging benefits, helping skin adapt to environmental stressors.
No specific concern data available
Safety summary
Generally considered safe, but as with any protein-derived ingredient, rare allergic reactions are possible, especially for individuals with known protein sensitivities.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.