With proven ingredients like biotin, caffeine and niacinamide, this color-safe pair aims to promote stronger, thicker locks.

You can currently enjoy a 20% saving on our blowout buy, Living Proof's Clarifying Detox Shampoo, which works to cleanse the hair of dirt, oil and impurities.

Shampoo may be a staple hair care product, but not every formula is designed to meet the unique needs of gray hair. The best ...