Number 4 High Performance Hair Care sets the standard for excellence in high quality products that provide users with an extraordinary experience. Each of our collections was created with our mission in mind, to develop a creative, high performance line of products in alignment with the cycles of fashion, science, art, music and industrial design.


Our Liquid Complex Culture™ defines our products and ensures nothing less than a hair miracle. It draws upon water—the spring of health and eternal youth—and an advanced delivery system that extracts tiny molecules from botanical ingredients to infuse unique anti-aging, strengthening, color preserving and purifying benefits.

Liquid VibranceTM Complex

Nutritive to hair and scalp, moisturizes and enhances shine. Contains a blend of vitamins and minerals to restore natural vibrancy. Color protecting. Contains Black Currant, Soy Yogurt, Algae, Yerba Mate.

Liquid VitalityTM Complex

Contains potent anti-aging properties which promote and enhance youthful vitality. Rich in antioxidants. Contains Acai Berry, Hibiscus, Mangosteen, Vitamin C.

Liquid DefenseTM Complex

Hydrates and strengthens. Repairs damage, revitalizes and restores. Helps protect from the adverse effects of heat styling, chemical processing and environmental factors. Contains Burdock Root, Oolong Tea, Irish Moss, Vegetable Protein

Liquid PurityTM Complex

Sulfate & Sodium Chloride free formulas prevent build-up while protecting color and natural sheen. Contains Lemongrass, Gooseberry, Organic Oatmeal, Golden Seal.

Number 4 High Performance Hair Care delivers the highest quality products with an extraordinary experience to create a new standard of excellence.

Our truly superior products are designed to repair and transform all hair types into healthy, luxurious hair. We combine nature’s greatest ingredients, forward-edge technology and innovation to create styles that define new boundaries. We use the highest quality essential oils and extracts to repair damage and keep hair young, supple and color fresh. We gently cleanse without harsh sulfates and style with no stripping alcohols.

We exclude all ingredients potentially toxic to humans, rare vintage couture and our dear environment. Each of our products is 100% Vegan, Sulfate & Sodium Chloride Free, Gluten Free, Bad Taste and Paraben Free. Our formulas are never tested on animals.

Read Our Manifesto