Pronalen Fibro Actif is a plant-derived complex (typically containing extracts such as wheat, soy, and other botanicals) marketed to support skin firmness and elasticity by promoting collagen and fibroblast activity. It is used in cosmetic formulations targeting signs of aging.
| Reported effect | How often | Notes |
|---|---|---|
| Contact irritation (redness, mild stinging) | Uncommon | Possible in sensitive skin or at higher concentrations. |
| Allergic contact dermatitis | Rare | May occur in individuals sensitized to specific botanical components. |
| Cross-reactivity in those with plant or grain allergies | Rare | Relevant given wheat/soy-derived constituents; patch testing advised. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.