No skin-suitability flags for Retinaldehyde in our reference data. It is commonly flagged for caution in pregnancy — confirm with your own doctor.
Retinaldehyde (retinal) is a vitamin A derivative that is converted to retinoic acid in the skin, used to promote cell turnover, improve photoaging, and reduce acne. It is considered more potent than retinol but generally better tolerated than prescription retinoic acid.
| Reported effect | How often | Notes |
|---|---|---|
Erythema (redness) | Common | Especially during initial weeks of use; tends to subside with continued use. |
Dryness and scaling | Common | Mild peeling and flaking, particularly at higher concentrations. |
Burning or stinging sensation | Common | Transient sensation on application, usually mild. |
Skin irritation/dermatitis | Uncommon | Can occur in sensitive individuals or with overuse; generally milder than tretinoin. |
Increased photosensitivity | Uncommon | Daytime sun protection is recommended during use. |
Allergic contact dermatitis | Rare | Hypersensitivity reactions are infrequent. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.