The BluniX Pro LED Mask is designed for safe and effective use for most individuals. However, there are specific conditions where its use is not recommended: Pregnancy and Breastfeeding: Women who are pregnant or are currently breastfeeding, should not use this product. Certain Medical Conditions: Individuals suffering from physical, sensory, or mental health issues, or those undergoing treatment for dermatological conditions (such as lupus erythematosus, photosensitive eczema, or albinism) are advised not to use this product. If use is considered, it should only be under the guidance and supervision of a qualified healthcare professional, such as a dermatologist. Photosensitivity Disorders: If you have a known photosensitivity disorder, refrain from using the BluniX Pro LED Mask. Using light therapy products like this mask can trigger severe skin reactions in individuals with photosensitivity.