Urea
Good
Official INCI name
Part of skin's own natural moisturising factor. At low levels it hydrates; at higher levels (10%+) it softens rough, thick skin.
What it does
Humectant. Draws water into the skin or hair and holds it there.
“Urea” is its name in the EU glossary of common ingredient names (no. 29684), the names labels in the EU must use. © European Union, EUR-Lex.