Gillet-C is a stabilized vitamin C (ascorbic acid) derivative used in topical formulations for antioxidant protection and to support an even skin tone. It is typically incorporated as a treatment active in serums and creams.
| Reported effect | How often | Notes |
|---|---|---|
| Mild stinging or tingling on application | Common | Often transient, more likely at higher concentrations or low pH |
| Skin dryness or flaking | Uncommon | May occur with frequent use or on sensitive skin |
| Erythema (redness) | Uncommon | Usually mild and self-resolving |
| Allergic contact dermatitis | Rare | Patch testing advised if irritation persists |
| Hyperpigmentation paradoxical reaction | Very rare | Isolated reports, mechanism unclear |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.