What it is
Trehalose is a naturally occurring sugar that many organisms use to survive drying out. In skincare it works as a humectant that binds water and helps protect skin components against dehydration stress, giving smooth, comfortable hydration.
Safety & warnings
Very gentle and well tolerated, including by sensitive skin.
Origin & sourcing
A natural disaccharide, produced for cosmetic use by fermentation/enzymatic processes from starch.
Questions everyone asks
What does trehalose do?
It is a humectant sugar that binds water and helps protect skin from drying out.
Is it gentle?
Yes, it is a mild, well-tolerated hydrating ingredient.