Zinc gluconate is a zinc salt of gluconic acid used topically and orally for its anti-inflammatory, antibacterial, and sebum-regulating properties, often in acne and oily-skin formulations. It supplies bioavailable zinc that supports skin barrier function and wound healing.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation or redness | Uncommon | Transient, typically at higher topical concentrations |
Contact dermatitis / allergic sensitization | Rare | Reported in sensitive individuals |
Gastrointestinal upset (with oral use) | Common | Nausea or stomach discomfort when taken orally rather than topically |
Copper deficiency with prolonged high oral intake | Rare | Associated with long-term excessive oral zinc supplementation |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.