LANZA Ultimate Treatment - Power Booster Strength - Hair Treatment - 100ml
Step 2a Power Booster Strength / For Weak, Fragile, Brittle hair.
Strengthen and fortify weak, damaged hair with L’ANZA Ultimate Treatment Power Booster Strength, a concentrated, professional-grade formula that rebuilds hair from within. As part of L’ANZA’s advanced Ultimate Treatment System, this intensive booster delivers essential proteins and amino acids that restore elasticity, reduce breakage, and enhance the hair’s natural resilience.
Perfect for chemically treated, fragile, or over-processed hair, this customizable treatment infuses strength and structure, leaving hair noticeably stronger, smoother, and more manageable after just one use.
- Reinforces weak hair: Infuses targeted proteins to rebuild strength and reduce breakage.
- Restores resilience: Improves elasticity and flexibility for healthier, more durable strands.
- Professional repair system: Step 2A of L’ANZA’s Ultimate Treatment System for customized care.
- Fast-acting formula: Delivers visible strengthening results in minutes.
- Ideal for all hair types: Especially beneficial for damaged, brittle, or chemically treated hair.
How To
- After shampooing, towel-dry hair.
- Combine 1 pump of L’ANZA Deep Treatment (Step 2) with 3 pumps of Power Booster Strength (Step 2A).
- Apply evenly throughout hair, focusing on weak or compromised areas.
- Leave on for 5–10 minutes, then rinse thoroughly.
- Follow with Step 3 – Power Protector to seal in results.


