Color-treated hair requires formulas that cleanse without stripping color, while replenishing protein to maintain strength and shine. This guide highlights five top protein-friendly shampoos designed for color-treated locks, with practical usage tips and key benefits to help you choose wisely.
| Product | Brand | Key Benefit |
|---|---|---|
| Biolage Color Last Shampoo | Biolage | Nourishes, strengthens, hydrates, and protects color |
| Nexxus Color Assure Sulfate Free Shampoo | Nexxus | Color vibrancy with ProteinFusion and silicone-free care |
| Luseta Keratin Shampoo & Conditioner (2-pack) | L Luseta | Keratin-infused nourishment for repairing damaged hair |
| Nexxus Color Assure Shampoo & Conditioner | Nexxus | Pro-TeinFusion blend restores color-treated hair |
| Redken Acidic Color Gloss Shampoo | Redken | Sulfate-free, acidic pH for sealing cuticle and shine |
Biolage Color Last Shampoo

Biolage Color Last Shampoo gently cleanses color-treated hair without stripping color. It nourishes and strengthens while hydrating, helping maintain vibrant color and high shine. The formula supports color depth preservation and adds a glossy finish. Suggested use: apply to wet hair, lather, and rinse thoroughly. Follow with Color Last Conditioner for optimal results.
Nexxus Color Assure Sulfate Free Shampoo

This sulfate-free formula is crafted to clean color-treated hair while sustaining long-lasting vibrancy. It emphasizes color protection for up to 40 washes and avoids silicone, delivering replenishment of nutrients lost during coloring. The result is renewed softness and color that stays lively over time.
Luseta Keratin Shampoo & Conditioner Set

This keratin-infused set is designed to revitalize damaged hair, promoting strength, shine, and manageability. The pair aims to boost volume and elasticity, helping to reduce breakage for color-treated hair. The products are sulfate-free and paraben-free, offering a gentle cleanse suitable for most hair types.
Nexxus Color Assure Shampoo & Conditioner

Nexxus Color Assure offers a protein-rich formula designed to protect color-treated hair for up to 40 washes. It uses elastin protein and quinoa to help keep color vibrant, while the Pro-TeinFusion blend replenishes amino acids lost during coloring, restoring moisture and resilience.
Redken Acidic Color Gloss Sulfate-Free Shampoo

Redken’s Acidic Color Gloss Shampoo is a sulfate-free option that emphasizes color longevity and salon-grade shine. Its acidic pH-balanced formula helps seal the cuticle, locking in moisture and vibrancy, with a noted increase in shine relative to untreated or newly colored hair.
Buying Guide
- Color protection vs. cleansing balance: Look for sulfate-free formulas to preserve color while providing gentle cleansing.
- Protein and bond support: Protein-rich blends (like elastin, keratin, or protein complexes) help rebuild weakened strands after coloring.
- Scalp and hair type considerations: If you have an oily scalp or dry ends, choose a shampoo that targets your primary concern without over-drying the other area.
- Fragrance and residue: Some color-safe options may leave a scent or light residue; consider fragrance sensitivity and wash frequency.
- Pairing with a conditioner: For best results, select a complementary conditioner or treatment from the same line to seal in benefits.
- Sustainability and ingredients: Paraben-free, silicone-free, and cruelty-free options align with broader hair-care values.
- Frequency of coloring: If you retouch color often, prioritize formulas that minimize fading between salon visits.