- This effective formula contains very little ammonia and is fortified with collagen that penetrates the hair strand during the coloring process to treat damaged hair from the inside out.
- Collagen serum nourishes hair and makes it smoother.
- how to use:
- Mix an amount of hair bleaching cream in a non-metallic bowl with a double amount of oxidizing cream and collagen serum, then mix them well.
- Divide the hair into four sections.
- Apply the product to the hair and keep it 1 cm away from the hair roots for the last time.
- Leave the product on the hair for 30 to 40 minutes (depending on the degree of whitening required), then rinse it well with water.
