Our top pick for the best overall hair growth conditioner is the Redken Extreme Length Conditioner. This formula is enriched with amino acids, citric acid, and arginine, which blend together to ward off all types of damage — including more extreme situations — while also providing an ideal environment for hair growth.

Homemade deep conditioner Mix equal parts honey and olive oil. Leave on your hair for 20 to 40 minutes. Combine one egg yolk with two tablespoons of melted coconut oil. Leave on your hair for 15 to 20 minutes.

Deep conditioners contain higher concentrations of emollient and humectant ingredients than daily conditioners, Mraz Robinson says. They're also left in the hair for much longer: 20 to 30 minutes instead of just 2 or 3 minutes. “Deep conditioners will have a thicker, heavier concentration,” Mraz Robinson says.

What is deep conditioning? A deep conditioning treatment nourishes hair more intensely than regular conditioners. Whether you're concerned with dryness, damage or split ends, a deep conditioner is the perfect addition to your hair care regime to boost your hair's health.