D-Panthenol (provitamin B5) is converted to pantothenic acid in the skin and acts as a humectant and emollient, helping retain moisture and support barrier repair. It is commonly included in skincare for its hydrating and soothing properties.
| Reported effect | How often | Notes |
|---|---|---|
Allergic contact dermatitis | Rare | Occasional sensitization reported in patch-test studies, presenting as localized redness and itching. |
Mild skin irritation or stinging | Rare | Transient irritation, more likely on already compromised or sensitive skin. |
Contact urticaria | Very rare | Isolated case reports of immediate hive-like reactions. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.