1. Not recommended for use: After the lipstick expires, its composition may change, causing changes in texture, color, or fragrance, and may even produce harmful substances. Therefore, it is not recommended to continue using it.
2. Impact on health: Using expired lipstick may cause lip allergies, dryness, peeling, or other discomfort, and long-term use may also pose a potential threat to physical health.
3. Safe disposal: To avoid unnecessary health risks, expired lipstick should be safely disposed of and new lipstick products should be purchased. When purchasing, pay attention to checking the production date and shelf life to ensure the safety and effectiveness of the product.