What it Does This lightweight, fast-absorbing, water-based serum is formulated with over 21 density-nourishing actives to support hair growth and scalp health. With daily use, it boosts the look of thickness, adds hydration, and empowers overall hair and scalp vitality. How to Use Before you begin treatment, conduct a patch test. Shake well and pump 2-3 times to fill the dropper, then apply directly to the scalp and massage in. For best results, use once daily. Ingredients: Water (Aqua), Butylene Glycol, Heptyl Glucoside, Glycerin, Helianthus Annuus (Sunflower) Seed Oil, Biotin, Curcuma Longa (Turmeric) Root Extract, Aloe Vera Callus Extract (Stem Cell), Caffeine, Rosmarinus Officinalis (Rosemary) Flower/Leaf/Stem Extract, Hydrolyzed Walnut Extract, Larix Europaea Wood Extract, Sodium Metabisulfite, Vitis Vinifera Fruit Meristem Cell Culture, Potassium Sorbate, Sodium Benzoate, Phenethyl Alcohol, Citric Acid, Camellia Sinensis Leaf Extract, Hydrolyzed Eruca Sativa Leaf, Zinc Chloride, Pentylene Glycol, Xanthan Gum, Polyglyceryl-3 Diisostearate, Caprylhydroxamic Acid, Aloe Barbadensis Leaf Juice, Carthamus Tinctorius (Safflower) Flower Extract, Hibiscus Sabdariffa Flower Extract, Sodium Phytate, Phenoxyethanol Please be aware ingredients are subject to change periodically. It is recommended you check the product packaging prior to use for a complete ingredient list.