Soy milk extract is derived from soybeans (Glycine soja) and is rich in isoflavones, proteins, and lipids that provide antioxidant, anti-inflammatory, and skin-conditioning benefits. It is used in skincare for soothing, brightening, and supporting skin barrier function.
| Reported effect | How often | Notes |
|---|---|---|
| Allergic contact dermatitis | Uncommon | More likely in individuals with soy or legume allergies; can cause redness and itching. |
| Skin irritation | Rare | Mild stinging or redness, typically in sensitive skin. |
| Contact urticaria | Rare | Hives reported in soy-sensitized individuals. |
| Hormonal/estrogenic concerns | Very rare | Theoretical due to isoflavone (phytoestrogen) content; topical systemic effects are not well established. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.