Glycerin: What is this ingredient?
Humectant that draws water toward the skin and helps maintain hydration.
Glycerin
One-line definition
Humectant that draws water toward the skin and helps maintain hydration.
Key functions
Humectant that draws water toward the skin and helps maintain hydration.
Humectant, Hydrating
Skin response can vary by skin type and formula, so patch testing is recommended for sensitive skin.
REJURAN
sun-care
Product Guide • 2026-05-15