The top 7 protein serums for thicker, fuller hair

Olaplex No. 7 Bonding Oil: Known for hair repair, it reduces breakage and improves hair texture.

Kérastase Resistance Sérum Thérapiste: Strengthens and repairs damaged hair with dual-serum technology.

Redken Extreme Length Sealer: Prevents breakage and promotes longer, healthier hair for all types.

Living Proof Restore Perfecting Spray: Detangles, reduces breakage, and enhances overall hair health.

Briogeo Don't Despair, Repair! Leave-In Mask: Contains biotin and panthenol to improve hair resilience and moisture.

SheaMoisture Jamaican Black Castor Oil Serum: Nourishes and promotes hair growth with natural ingredients.

Aveda Damage Remedy Daily Hair Repair: Protects from heat damage and strengthens hair over time.

8 natural methods for coloring gray hair