All Ingredients
Unknown
Sodium Pca
PCA钠（吡咯烷酮羧酸钠）
At a Glance
Use Time
AM PM
SourceUnknown
Typeleave on
How It Works
A natural humectant and component of the skin's natural moisturizing factors that attracts and retains moisture.
一种天然保湿因子（NMF）成分，具有吸水并锁住水分的能力。
Safety Profile
Irritation RiskLow
Comedogenic RiskLow
Best For
Suitable for all skin types