Designed to be used on all hair types and colors, the Paul Mitchell Bond RX Step 1 Professional Bond Builder is a versatile product featuring patented Bond Rx Technology that reinforces weak and damaged bonds, leaving hair stronger and healthier. Turn any lightening or permanent hair color service into a bond building treatment or use it as a stand-alone service to help restore strength and resilience to the hair.*


*Using Bond RX Step 1 and Step 2, as compared to virgin hair. Results based on third-party clinical testing.

1. Add 3.75 ml (1/8 oz.) per scoop of lightener or 30 ml (1 oz.) of permanent hair color.
2. Apply and process as usual.
3. Shampoo with Color Protect® Post Color Shampoo.
4. Must be followed by Step 2 of the Bond Rx Professional System (sold separately).

• Forms a consistent, protective barrier from root to tip.
• Reduces exposure during lightening and hair color services without altering the formula.
• Delivers faster, brighter lift without additional processing time.*
• Easy Measuring + Application - Includes NEW spray applicator + measuring unit dispenser
  • Measuring unit dispenser adds the exact amount to lightener and permanent color formulas.
  • New sprayer applicator is ideal for stand-alone services.

*When using Step 1, as compared to market leader

Aqua (Water, Eau), Butylene Glycol, Cystine Bis-PG-Propyl Silanetriol, Ethylhexylglycerin, DMDM Hydantoin, Iodopropynyl Butylcarbamate, Phenoxyethanol