Hair dye removers typically contain a variety of ingredients aimed at breaking down the color molecules in the hair dye, making it easier to wash out. Common ingredients found in hair dye removers may include:
1. **Sodium Bisulfite**: A reducing agent that helps to break down the dye.
2. **Ammonia or Ammonium Hydroxide**: These alkaline substances can help open the hair cuticle and allow for easier removal of dye.
3. **Hydrogen Peroxide**: Often