Calendula officinalis powder is a dried plant-derived extract from marigold flowers used in topical formulations for its purported anti-inflammatory, antioxidant, and wound-soothing properties. It is commonly included in products marketed for sensitive, irritated, or compromised skin.
| Reported effect | How often | Notes |
|---|---|---|
| Allergic contact dermatitis | Uncommon | More likely in individuals sensitized to Asteraceae/Compositae plants (e.g., ragweed, chamomile, daisy). |
| Skin irritation or redness | Rare | Mild transient irritation reported in some users. |
| Contact urticaria | Very rare | Isolated reports of hives following topical exposure. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.