Gold leaf consists of extremely thin sheets of metallic gold (often 23-24 karat) used in skincare and cosmetics primarily for aesthetic shimmer and luxury appeal. There is limited robust evidence that topical gold provides meaningful antioxidant, anti-inflammatory, or anti-aging benefits.
| Reported effect | How often | Notes |
|---|---|---|
| Allergic contact dermatitis | Uncommon | Gold (especially as gold sodium thiosulfate) is a recognized contact allergen; reactions present as localized redness, itching, or eczema. |
| Skin irritation or redness | Uncommon | Mild transient irritation can occur, sometimes related to other formulation components rather than gold itself. |
| Localized swelling or eyelid dermatitis | Rare | Reported in sensitized individuals, occasionally affecting thin facial or periorbital skin. |
| Systemic hypersensitivity reactions | Very rare | Generalized reactions to topical gold exposure are exceptionally uncommon. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.