Olaplex No.0 Intensive Bond Building Treatment – 5.2 oz
Olaplex No.0 is a professional-inspired pre-treatment that primes hair for its deepest at-home repair — packed with the highest dose of patented OLAPLEX bond-building technology in any take-home product. Use as the essential first step with N°3 Hair Perfector to rebuild disulfide bonds, strengthen, and protect all types of damaged hair.
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- Highest dose of patented OLAPLEX bond-building technology in any take-home product
- Primes hair for deeper repair and rebuilds disulfide bonds that give hair its structure
- Scientifically proven: 68% more repair & 3x stronger hair when used as a two-part system with N°3
- Step 1 in the two-part at-home repair system (pair with N°3 Hair Perfector, sold separately)
- Suitable for all hair types, including color-treated and chemically processed hair
- Protein-free formula — safe for protein-sensitive hair
- Full size: 5.2 oz / 155 ml (approx. 3–6 applications depending on hair length and density)
Water (Aqua/Eau), Bis-Aminopropyl Diglycol Dimaleate, Phenoxyethanol, Sodium Benzoate
- Apply N°0 to DRY hair, distributing evenly from root to tip.
- Work into small sections by squeezing the liquid into the hair until fully absorbed.
- Lightly saturate — hair should be damp, not drenched; let process for 10 minutes. Do NOT rinse.
- Apply N°3 Hair Perfector directly over hair while N°0 is still in.
- Process N°3 for at least 10 minutes, then rinse thoroughly.
- Use once a week; for heavily damaged hair, use 2–3 times per week.
Free U.S. shipping on orders over $20 — $4.95 flat rate under $20 (USPS Ground Advantage, 2–5 business days). Orders placed before 2:00 PM PT ship the same day.
Unopened, sealed items may be returned within 30 days of delivery. See our Shipping Policy and Refund Policy for full details.
- Free U.S. shipping on orders over $20
- Same-day shipping on orders before 2:00 PM PT