Calcium gluconate is a calcium salt of gluconic acid used in topical formulations as a source of calcium, a buffering agent, and a skin-conditioning ingredient. It is also notably used medically as an antidote gel for hydrofluoric acid burns.
| Reported effect | How often | Notes |
|---|---|---|
Mild transient skin irritation | Uncommon | Slight redness or stinging may occur, especially on compromised skin. |
Contact dermatitis / allergic sensitization | Rare | Isolated reports of allergic reactions to the ingredient. |
Local burning or itching at application site | Rare | Occasionally reported with topical gel use. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.