Olaplex No. 0 Intensive Bond Building Hair Treatment Kit Give stressed hair some extra TLC with the Olaplex No. 0 Intensive Bond Building Hair Treatment Kit ($28) — whether the damage came from chemicals, heat, or styling itself. This new kit packs the bestselling No. 3 hair perfector alongside No. 0, the strongest bond-building treatment available for at-home use. Image Source: sephora.com Olaplex No. 0 Intensive Bond Building Hair Treatment Kit $28 from sephora.com Buy Now