ABC Duo
The Redken Acidic Bonding Concentrate Duo delivers Redken’s most powerful repair system for damaged hair.
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The Acidic Bonding Concentrate Shampoo provides an ultra-rich, sulfate-free cleanse that strengthens and repairs from root to tip. Designed to protect against colour fade, it helps restore resilience and shine while maintaining hair’s natural balance.
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Follow with the Acidic Bonding Concentrate Conditioner, enriched with Citric Acid and Redken’s Bonding Care Complex to reinforce weakened bonds and improve strength. Its pH-balancing formula defends against damage from colouring, heat styling, and hard water, leaving hair noticeably softer, smoother, and healthier-looking after every wash.
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Pack Contains:
– Redken Acidic Bonding Concentrate Shampoo 300ml
– Redken Acidic Bonding Concentrate Conditioner 300ml
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Benefits:
– 56% less breakage when used as a system with Acidic Bonding Concentrate Shampoo and Conditioner.*
– 82% less visible split ends when used with the complete Acidic Bonding Concentrate system.**
– 11x smoother hair for a silky, healthy finish.***
– pH balancing formula to protect hair from damage.
– Delivers ultimate repair, intense conditioning, and colour fade protection.
*L’Oréal Product Test, August 7, 2020.
**L’Oréal Product Test, August 6, 2020.
***L’Oréal Product Test, July 30, 2020.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

ABC Duo
ABC Duo
The Redken Acidic Bonding Concentrate Duo delivers Redken’s most powerful repair system for damaged hair.
Â
The Acidic Bonding Concentrate Shampoo provides an ultra-rich, sulfate-free cleanse that strengthens and repairs from root to tip. Designed to protect against colour fade, it helps restore resilience and shine while maintaining hair’s natural balance.
Â
Follow with the Acidic Bonding Concentrate Conditioner, enriched with Citric Acid and Redken’s Bonding Care Complex to reinforce weakened bonds and improve strength. Its pH-balancing formula defends against damage from colouring, heat styling, and hard water, leaving hair noticeably softer, smoother, and healthier-looking after every wash.
Â
Pack Contains:
– Redken Acidic Bonding Concentrate Shampoo 300ml
– Redken Acidic Bonding Concentrate Conditioner 300ml
Â
Benefits:
– 56% less breakage when used as a system with Acidic Bonding Concentrate Shampoo and Conditioner.*
– 82% less visible split ends when used with the complete Acidic Bonding Concentrate system.**
– 11x smoother hair for a silky, healthy finish.***
– pH balancing formula to protect hair from damage.
– Delivers ultimate repair, intense conditioning, and colour fade protection.
*L’Oréal Product Test, August 7, 2020.
**L’Oréal Product Test, August 6, 2020.
***L’Oréal Product Test, July 30, 2020.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Redken Acidic Bonding Concentrate Duo delivers Redken’s most powerful repair system for damaged hair.
Â
The Acidic Bonding Concentrate Shampoo provides an ultra-rich, sulfate-free cleanse that strengthens and repairs from root to tip. Designed to protect against colour fade, it helps restore resilience and shine while maintaining hair’s natural balance.
Â
Follow with the Acidic Bonding Concentrate Conditioner, enriched with Citric Acid and Redken’s Bonding Care Complex to reinforce weakened bonds and improve strength. Its pH-balancing formula defends against damage from colouring, heat styling, and hard water, leaving hair noticeably softer, smoother, and healthier-looking after every wash.
Â
Pack Contains:
– Redken Acidic Bonding Concentrate Shampoo 300ml
– Redken Acidic Bonding Concentrate Conditioner 300ml
Â
Benefits:
– 56% less breakage when used as a system with Acidic Bonding Concentrate Shampoo and Conditioner.*
– 82% less visible split ends when used with the complete Acidic Bonding Concentrate system.**
– 11x smoother hair for a silky, healthy finish.***
– pH balancing formula to protect hair from damage.
– Delivers ultimate repair, intense conditioning, and colour fade protection.
*L’Oréal Product Test, August 7, 2020.
**L’Oréal Product Test, August 6, 2020.
***L’Oréal Product Test, July 30, 2020.

















