Augustinus Bader

The Leave-In Hair Treatment


Experience healthier hair in a bottle with this clean beauty product that strengthens, softens, and smooths while reducing breakage and styling damage, supporting natural growth and vibrancy. Embracing clean beauty principles, this hair care solution is powered by TFC8, ensuring that you enjoy the benefits of nourishing ingredients for a truly radiant and healthy hair experience.

  • 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.
  • 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
  • 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.

    Key Ingredients 

    Tara Fruit Extract & Sunflower Seed Oil Blend: A potent plant-based duo. Naturally protects hair against stressors, including heat, pollution, and UV. Repairs chemically treated hair, prevents color fading, and helps restore overall resilience and vitality. 

    Rambutan Fruit Extract: A fruit-derived powerhouse. Revitalizes and protects the scalp and hair follicle against pollution. Hydrates the scalp and delivers free radical protection, for stronger, shinier hair. 

    Shikakai Extract: A beautifying botanical derived from an herb native to Asia. naturally softens, detangles and refreshed hair, while keeping the scalp optimally hydrated, preventing flakiness, fortifying strands, and supporting growth. 

    Neem Extract: A powerful medicinal herb used for generations to treat hair loss. Its antibacterial, anti-fungal and anti-inflammatory properties help optimize scalp health while strengthening the hair follicles and encouraging growth. 

    Biotin: A Vitamin essential to the body's metabolic processes. Known to help thicken hair, stimulate growth, and prevent shedding. 

    Argan Oil: A nourishing antioxidant pressed from the organ nut. Packed with essential fatty acids and vitamin E. Supports new hair growth and guards against visible signs of damage, mending split ends and helping hair look and feel silky and revitalized. 

    Castor Seed Oil: A naturally rich source of essential fatty acids. Helps fight skin inflammation and hydrate the hair shaft, improving elasticity and reducing the risk of breakage. 

    Oat Kernel Oil: An omega fatty acid and antioxidant powerhouse. Nourishes, soothes, and supports the elasticity of the hair cuticle, while forming a physical barrier to lock in moisture and prevent water loss, keeping strands plump and hydrated. 

    Vitamin B5: Soothes, moisturizes and softens from root to tip, making hair much easier to comb while boosting strength and shine. 

    Vitamin E: A restorative anti-oxidant. Fends off damage by blocking free radicals, and helps maintain cellular structure, support barrier function, and optimize hydration levels, for soft, vibrant hair. 

    Bamboo Extract: Improves hair's moisture retention so it has a healthy, natural shine. It is also known to help soothe the scalp, improve blood circulation in the scalp, and strengthen hair follicles to help grow a thicker mane. 


    Aqua/Water/Eau, Glycerin, Cocos Nucifera (Coconut) Oil, Ricinus Communis (Castor) Seed Oil, Behenyl Alcohol, Sodium Acrylates Copolymer, Citric Acid, Maltodextrin, Xanthan Gum, Argania Spinosa Kernel Oil, Panthenol, Avena Sativa (Oat) Kernel Oil, Hydrolyzed Vegetable Protein, Potassium Sorbate, Saccharide Isomerate, Hydroxypropyl Guar Hydroxypropyltrimonium Chloride, Lecithin, Sodium Benzoate, Hydrolyzed Rice Protein, Sodium Phytate, Acacia Concinna Fruit Extract, Melia Azadirachta Leaf Extract, Tocopherol, Helianthus Annuus (Sunflower) Seed Oil, Sodium Hydroxide, Nephelium Lappaceum Seed Extract, Caesalpinia Spinosa Fruit Pod Extract, Biotin, Camellia Sinensis Leaf Extract, Hydrogenated Lecithin, Tocopheryl Acetate, Helianthus Annuus (Sunflower) Sprout Extract, Sodium Citrate, Alanyl Glutamine, Arginine, Oligopeptide-177, Sodium Chloride, Sorbic Acid, Phenylalanine, Sisymbrium Irio Seed Oil, Bambusa Arundinacea Stem Extract, Hippophae Rhamnoides Fruit Extract.

    How to Use

    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.

    See more Natural Hair Care products 

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