Clean Science. Powered by TFC8®.

Healthier hair in a bottle - strengthens, softens, and smooths while reducing breakage and styling damage and supporting natural growth and vibrancy. Powered by TFC8®.

Replenishes and smooths strands, boosts shine, tames frizz, and strengthens hair without weighing it down.
Helps to support natural hair growth while preventing shedding and breakage.
Helps to reverse brittle or weakened hair - renewing strands, improving hair thickness, and noticeably reducing the appearance of split ends.
Ultra-nourishing and hydrating seals in nutrients and helps the hair retain moisture for silky locks with a healthy bounce.
Softens and detangles hair for easier combing and reduced breakage.
Combats damage caused by daily styling, color processing, chemical treatments, and environmental aggressors - for stronger, shinier, more resilient hair.
Ingredients that support improved scalp health with soothing, fortifying, and anti-inflammatory properties.

VISIBLE RESULTS

100% agree hair looks and feels healthier after use
90% agree The Leave-In Hair Treatment helps repair hair from heat
97% agree hair feels easier to manage/style after use
See clinical and user trials.

Ultra-nourishing, and fast-absorbing. Residue-free and does not weigh down hair.
Formulated without irritants, allergens, silicones, parabens, or sulfates. Fragrance-free.
Suitable for all hair types. Vegan.

HOW TO APPLY

Apply a small amount to clean, dry or towel-dried hair. Using fingertips or The Neem Comb, work from the scalp or midlength to the end of hair, focusing on areas of need. Allow hair to dry naturally, or blow dry for an enhanced finish.

Use 2 to 3 times per week as needed.
For best results, use in conjunction with the Augustinus Bader haircare system: The Shampoo, The Conditioner, The Scalp Treatment, and The Hair Oil.
Suitable for all hair types.

KEY INGREDIENTS

Augustinus Bader haircare is formulated with sustainably-sourced, high potency botanicals and bio-engineered clean actives where possible, to reduce environmental impact.

THE LEAVE-IN TREATMENT

Powered by our patented TFC8® technology and formulated with potent hair superfoods and anti-oxidants including Neem Extract, Shikakai Extract, and Rambutan Extract to fortify and thicken tresses while actively protecting strands against daily damage.

The Leave-In Hair Treatment