Moisturizing ingredients hydrate the skin and reduce transepidermal water loss by attracting water (humectants) or sealing it in (emollients and occlusives). They support barrier function and improve skin softness and flexibility.
| Reported effect | How often | Notes |
|---|---|---|
| Mild stinging or transient irritation | Uncommon | More likely on compromised or sensitive skin, especially with humectants like glycerin or urea at high concentrations. |
| Contact dermatitis or allergic reaction | Rare | Usually attributed to specific components such as fragrances, lanolin, or preservatives rather than the moisturizing agent itself. |
| Acne or folliculitis (comedogenic effect) | Uncommon | Heavier occlusive formulations may clog pores in acne-prone individuals. |
| Skin maceration | Very rare | Excessive occlusion in intertriginous areas can soften and break down skin. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.