hair biology

Overview Age inspires confidence, and your hair should reflect that momentum. Hair Biology's Silver & Glowing Purple Shampoo and Conditioner duo is crafted to support grey and silver tones with a gentle cleanse, tone, and nurture routine. Each bottle holds 12.8 fl oz, and...

Meet the Hair Biology Full & Vibrant Set Great-looking hair can feel within reach at any age. This three-piece set combines weightless cleansing, lightweight nourishment, and an instant thickening effect to help fine or thin hair look fuller without heaviness. The trio is designed...