Fructooligosaccharides are plant-derived prebiotic carbohydrates used in skincare to selectively nourish beneficial skin microbiota and support skin barrier health. They also provide mild humectant and soothing properties in topical formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Mild transient irritation or redness | Rare | Occasionally reported at application site, usually self-limiting |
| Contact allergy or sensitization | Very rare | Isolated reports; uncommon for this class of ingredient |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.