Tocopherol (vitamin E) extracted from soybean is a fat-soluble antioxidant used in skincare to protect skin lipids from oxidative damage and to stabilize formulations against rancidity. It also offers mild moisturizing and skin-conditioning benefits.
| Reported effect | How often | Notes |
|---|---|---|
| Contact dermatitis (irritant or allergic) | Uncommon | Can cause redness, itching, or eczematous reactions, particularly with high concentrations or sensitized skin. |
| Allergic contact sensitization | Rare | Topical vitamin E is a documented contact allergen in patch-test studies. |
| Folliculitis or acneiform eruption | Rare | Occasionally reported with oily vitamin E preparations in acne-prone individuals. |
| Erythema multiforme-like reaction | Very rare | Isolated case reports following topical application. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.