Magnesium chloride is a magnesium salt used in skincare as a source of magnesium ions, valued for its skin-conditioning, humectant, and mild soothing properties. It is commonly found in bath products, sprays, and topical magnesium formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Stinging or tingling on application | Common | Especially noticeable on broken or freshly shaved skin due to its salt content. |
| Transient skin irritation or redness | Uncommon | More likely at higher concentrations or with prolonged contact. |
| Dryness with frequent use | Uncommon | Salt-based formulas may have a mild drying effect on some skin types. |
| Contact dermatitis | Rare | Allergic or irritant reactions reported infrequently. |
| Mild itching | Rare | Usually self-limiting and resolves after rinsing. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.