Big Brew Instant Thickening Styling Treatment

Thicker. Fuller. Faster.

  • Size Full Size: 120mL/4 fl. oz.
  • Scent Original


Instant thickening treatment provides fuller, denser-looking hair while locking in style. Helps rejuvenate follicles to visibly improve thickness and reduce signs of thinning hair over time. 

Hair instantly appears 2x thicker after one use* 

Instantly creates thicker-looking hair for fullness & body that lasts up to 72 hours** 

Clinically proven to improve hair density by 75% in 30 days** 

Hair instantly appears 2x thicker with a 75% improvement in density in 30 days** 

*compared to untreated hair 

**clinically tested for claims 


What hair type is this good for?

  • All Hair Types

How to use

FOR USE ON DAMP HAIR. Work in clean, small sections. Starting at the front of the head, use the nozzle tip to apply directly onto scalp and work towards the back in a straight line. Use fingertips to gently massage in and work product from roots to ends, then blow-dry and style as usual. A little goes a long way! For best results, use after every wash.

The good stuff

  • Hemp Fibers

    Hemp Fibers

    Visibly thicken hair strands for instant fullness that lasts up to 72 hours. *clinically tested for claims.

  • Vegan Triple Peptide

    Vegan Triple Peptide

    Vegan triple peptide complex helps extend the hair growth phase, promoting longer, healthier-looking locks.  

  • Biotin Caffeine

    Biotin and Caffeine

    Biotin and caffeine help create an optimal environment to support hair growth.

  • Plant Based

    Plant Based

     Plant–based active ingredients rejuvenate hair follicles to help reduce signs of thinning for visibly thicker, fuller and healthier-looking hair.


Additional Benefits/Callouts:
• Nourishes and conditions for added softness.
• Great for fine, thinning, or mature hair.


Aqua / Water / Eau, Glycerin, Cetearyl Alcohol, Butylene Glycol, VP/VA Copolymer, Pentylene Glycol, Caprylic/Capric Triglyceride, Propanediol, Cyamopsis Tetragonoloba Gum, Behenamidopropyl Dimethylamine, Polyquaternium-37, Phospholipids, Dicaprylyl Carbonate, Panthenol, Biotin, Caffeine, Behentrimonium Chloride (as an anti-static agent, Menthoxypropanediol, Mentha Piperita (Peppermint) Oil, Tocopheryl Acetate, Hydrolyzed Vegetable Protein, Isopropyl Alcohol, Ceratonia Siliqua (Carob) Seed Extract, Hydrolyzed Soy Protein, Zea Mays (Corn) Starch, Polyquaternium-16, Guar Hydroxypropyltrimonium Chloride, Polyquaternium-7, Laurtrimonium Chloride, Glycine Soja (Soybean) Germ Extract, Triticum Vulgare (Wheat) Germ Extract, Scutellaria Baicalensis Root Extract, Arginine, Phyllanthus Emblica Fruit Extract, Nicotiana Benthamiana Hexapeptide-40 sh-Polypeptide-47, Pisum Sativum (Pea) Peptide, Leuconostoc/Radish Root Ferment Filtrate, Apigenin, Oleanolic Acid, Biotinoyl Tripeptide-1, Glycine Soja (Soybean) Oil, Dipropylene Glycol, Hydroxypropyl Guar Hydroxypropyltrimonium Chloride, Lauryl Glucoside, Sorbitan Oleate, Cellulose, Pectin, PPG-26-Buteth-26, PEG-40 Hydrogenated Castor Oil, Tetrasodium EDTA, Sodium Hydroxide, Chlorphenesin, Sodium Bisulfite, Tetrasodium Glutamate Diacetate, Gluconolactone, Calcium Gluconate, Sodium Benzoate, Lactic Acid, Potassium Sorbate, Potassium Hydroxide, Citric Acid, Fragrance (Parfum), Linalool, Alpha-Isomethyl Ionone, Limonene.