Redken Acidic Bonding Concentrate day and night serum

Fight daytime damage overnight with our first 24/7 renewal bonding serum.
Citric acid penetrates 7 layers deep into the hair and strengthens the hair. Polyglutamic acid + squalane remain on the hair for long-term protection and restoration of internal bonds that works 24/7.
Restores hair strength and protects against negative influences, such as moisture and damage caused by heat styling, which cause breakage and split ends.

Benefits:

• Citric acid penetrates 7 layers deep into the hair shaft and strengthens it.
• Polyglutamic acid + squalane remain on the hair for long-lasting protection and repair
• Restoration of internal connections that works 24/7
• For 9x stronger hair after one use