Montmorillonite is a natural smectite clay mineral used in skincare for its high adsorption capacity, helping absorb excess sebum, oils, and impurities. It is commonly found in masks and cleansers for oily or acne-prone skin.
| Reported effect | How often | Notes |
|---|---|---|
| Skin dryness or tightness | Common | Due to oil-absorbing properties, especially with frequent use or on dry skin. |
| Mild irritation or redness | Uncommon | May occur in sensitive skin or with prolonged contact. |
| Contact dermatitis | Rare | Allergic or irritant reactions reported infrequently. |
| Respiratory irritation from powder inhalation | Rare | Relevant during handling of dry powder, not typical for finished topical products. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.