Based on the reviews for the CELLMAZING Brightening Ampoule by Torriden, here are some insights for oily skin users: **Pros:** - Many reviewers with oily skin found the ampoule to be lightweight and non-greasy, making it suitable for their skin type. - It absorbs well without leaving a sticky residue, which is beneficial for oily skin. - Some users noted that it helped even out their skin tone and provided a brightening effect. **Cons:** - A few reviewers mentioned that while the ampoule was hydrating, it might not provide enough moisture for those with dry skin, suggesting that layering with other products might be necessary. - Some users experienced slight stickiness after application, which could be a concern for oily skin users who prefer a completely dry finish. **Tips for Oily Skin Users:** - Consider layering the ampoule with a lightweight moisturizer or serum to balance hydration. - Apply the ampoule in the evening to avoid any potential stickiness during the day. - Monitor your skin's reaction, as some users with sensitive skin experienced mild irritation. **Related Questions for You:** - How does this ampoule compare to other brightening serums for oily skin? - Can this ampoule be used with other vitamin C products? - What are the best practices for applying this ampoule to achieve maximum brightening effects?