14 Bestselling Hair Products on Amazon That Live Up to the Hype

Amika Soulfood Nourishing Mask ($18-$52)

Whether you need deep conditioning weekly or just once a month or so, the bestselling hair mask leaves hair silky without weighing it down. After shampooing, leave this treatment in your hair for five to seven minutes, then rinse out. Hair is strengthened and moisturized with ingredients like sea buckthorn berry, jojoba-seed oil, and vitamins C, A, and E.