Redken Acidic Bonding Curls Silicone-Free Shampoo
A sulfate-free, silicone-free shampoo formulated for curly and coily hair types 3A-4C. Designed for damaged and processed hair, it gently cleanses while rebuilding curl strength from within.
Contains Curl Bond Technology with Citric Acid and Glycine to help restore the natural curl pattern and improve curl elasticity.
Removes buildup from hair and scalp without stripping natural oils. Hydrates and strengthens curls, resulting in healthier, more defined texture.
Users report up to 96 hours of reduced frizz and shinier, more defined curls. 92% of users note healthier and more defined curls after one use.
| Key Features | Details |
|---|---|
| Sulfate-Free | Yes |
| Silicone-Free | Yes |
| Shampoo Size | 33.8 oz |
| Curl Type Suitable | 3A-4C |
| Frizz Reduction | Up to 96 hours |
| Curl Strength Improvement | From inside out |
FAQ
Does this shampoo work on all curl types?
Best suited for curl types 3A to 4C. Results may vary for other curl patterns.
How often should I use this shampoo?
Use once a week or as needed, depending on your hair’s condition and oil levels.
Is it safe for color-treated hair?
Yes, it is sulfate-free and gentle, making it suitable for color-treated or chemically processed hair.

Faith Greene –
After using this shampoo for the first time, my curls felt stronger and more defined. The frizz was noticeably reduced, and my hair stayed shiny throughout the day. I’ve used it weekly since and my curls hold better now.
Trevor Mackenzie –
My 4C curls were frizzy and lifeless before. This shampoo made a big difference. Hair feels smoother and more elastic. It’s a must-have for curly hair types.
Adam Wright –
I’ve tried several curly hair shampoos, but this one stands out. After one use, I saw more defined curls and less frizz. It’s gentle and doesn’t dry out my hair.
Dan McLean –
Great for damaged hair. Cleanses well without stripping. My curls feel healthier and more resilient after each use. Works well with my regular curl care routine.
Steven Thomson –
The curl strength improvement is real. I used it once a week for two weeks and noticed a significant difference in how my curls hold and look. Highly recommend.