Best Keratin Conditioner of 2026

Nexxus Keraphix ProteinFusion Conditioner is a luxurious hair care product that helps to repair severely damaged hair. It is formulated with an exclusive ProteinFusion blend with Keratin Protein and Black Rice that helps replenish hair, leaving it revitalized and detangled. Customers have reported that it makes their hair soft and moisturized, detangles easily, and leaves hair looking shiny and healthy. It is also a great choice for those who live in humid climates, as it helps to keep hair in place.

OGX Frizz-Free + Keratin Smoothing Oil Conditioner is a multi-tasking conditioner that combines five benefits into one product. It helps put frizz at ease, strengthens strands, improves flexibility, protects against humidity, and adds shine. It is infused with keratin, argan oil, and ceramides, and has a tropical orange, island pineapple, and golden amber scent. It is best used on wet, shampooed hair and left for 3-5 minutes before rinsing.

OGX Ever Straightening + Brazilian Keratin Therapy Hair-Smoothing Conditioner is a luxurious blend of coconut oil, keratin proteins, avocado oil, and cocoa butter that helps to strengthen and soften the hair, while smoothing the cuticle for strong tresses. It adds a brilliant, luxurious glow and luminescent shine to your hair. Customers have reported that it is hydrating, smells great, and lathers well. It is also paraben-free and sulfate-free.

The Keratin Complex Smoothing Conditioner is a specially formulated conditioner that fights frizz and leaves your hair feeling soft, smooth, and moisturized. Its silky formula helps detangle your hair, making it easier to comb and style. This conditioner is great for all hair types, including dry, damaged, or keratin-treated hair. With no sodium-chloride added, it also protects Keratin Complex smoothing treatments. Say goodbye to frizzy hair and hello to shiny, glossy locks with the Keratin Complex Smoothing Conditioner.

Keratin Complex Keratin Care Conditioner is a hydrating liquid conditioner designed for adults. It helps to reduce frizz and maintain a sleek, rich look. Customers have reported that it works well for their curly and fine hair, although some have found it to be too chemically-smelling. The product is cheaper on Amazon than in retail, and customers are satisfied with the product and delivery. However, some customers have found it to be ineffective for their hair type.

The CHI Keratin Conditioner is a 32 Fl Oz conditioner that provides intensive hydration to restore softness and shine to your hair. With the combination of keratin and jojoba oil, as well as the breakthrough technology of Keratrix, this conditioner replenishes protein and vital nourishment for reconstructing damaged hair. The intensive hydration feature ensures that your hair remains moisturized, preventing dryness and frizz. The keratin and jojoba oil work together to strengthen and repair your hair, leaving it soft, smooth, and shiny. With the CHI Keratin Conditioner, you can say goodbye to dull and damaged hair, and hello to healthy and beautiful locks.

TRESemmé Lamellar-Discipline Conditioner is a game-changer for those with frizzy hair. With its innovative KERATIN SMOOTH SYSTEM, this conditioner transforms unruly hair into sleek, smooth, and frizz-defying locks that last for up to 72 hours. Formulated with PRO STYLE TECHNOLOGY, including amino acids and ceramide, it strengthens and improves manageability, making your hair 2x stronger with continuous use. Say goodbye to frizz with this ultimate 72-hour frizz control conditioner. Plus, it's made with trusted ingredients and is PETA-certified cruelty-free, free from Parabens, Mineral Oil, and DMDM Hydantoin. For best results, pair it with the Keratin Smooth hair shampoo. Enjoy salon-quality formula with the bigger 28oz bottle of TRESemmé Lamellar-Discipline Conditioner.

Bellisso Keratin Conditioner is a salon-formulated deep treatment for dry, damaged hair. It is designed to strengthen your hair on a cellular level, preventing breakage and split ends. The keratin in this conditioner works to smooth flyaways and frizz, leaving your hair with a dazzling shine. Free from sulfates and parabens, this conditioner is gentle on your scalp and suitable for all hair types. It has been formulated in conjunction with leading salon specialists and is recommended for daily use. Say goodbye to dry, damaged hair and hello to expert shine with Bellisso Keratin Conditioner.

OGX Anti-Breakage + Keratin Oil Fortifying Conditioner is a nourishing damage-repair blend fortified with keratin proteins and argan oil. It helps prevent breakage, strengthen split ends, reduce frizz, and increase elasticity. The sulfate-free surfactant hair care system is paraben-free and gentle on your tresses, leaving locks with an irresistibly good smell and luminescent shine.

Keranique Volumizing Keratin Conditioner is a cream-gel formula that thickens and volumizes thin and fine hair without weighing it down. It is enriched with keratin and designed to moisturize and detangle hair, leaving it soft, silky and protected. This conditioner is perfect for those looking for hair regrowth and it is free of sulfates, dyes and parabens.